Top Call Center Services & Voice Services in the United Kingdom
From London’s global finance hub to fast-growing digital corridors in Manchester, Leeds, Edinburgh, Cardiff, and Belfast, the U.K. is a hotspot for high-quality call center and voice support. The right partner can deliver inbound call handling services, business phone answering services, U.K. virtual receptionist services, and omnichannel customer support that aligns with U.K. GDPR and sector-specific standards.
Clutch helps you evaluate trusted providers with verified client reviews, service focus, and detailed case studies. Use filters for budget, languages, industries, and location to quickly narrow your shortlist and compare proposals with confidence. Explore national leaders or zero in on local specialists by region and sector using the links below:
• Top Call Center Companies & Agencies
• Call Center Companies & Agencies in London
• Call Center Companies & Agencies in Birmingham
• Call Center Companies & Agencies in Manchester
• U.K. Call Center Services & Voice Services for Business Services
-
Featured
What are Featured Providers?
$1,000+$50 - $99 / hr10 - 49Serves United KingdomServices provided
See all 20 projectsVirtual Sales Limited is a telemarketing and outbound call center service provider specializing in customer growth and lead generation. Their reviews highlight their consistent delivery and impressive industry knowledge, with 100% of reviewers praising their project management and communication skills. Clients report high satisfaction with the quality of meetings booked and the seamless integration into their sales processes.
$1,000+< $25 / hr250 - 999Serves United KingdomServices provided
See all 26 projectsSimply Contact is a distinguished provider of Contact Center Services and Customer Support Services, recognized for managing inbound and outbound customer interactions across multiple languages and channels. Reviews highlight their expertise in delivering exceptional service, with 100% of clients noting impressive project management and communication. Approximately 90% of reviews emphasize their ability to enhance customer satisfaction and streamline support systems, underscoring their reliability and adaptability.
-
$10,000+$150 - $199 / hrFreelancerGlasgow, Scotland
Services provided
Aura PR (Scotland) Ltd is a branding firm. They focus on Branding and Call Center Services and were founded in 2008.
Read more -
UndisclosedUndisclosed2 - 9Liverpool, England
Services provided
TOTAL PA LTD is a Back Office Outsourcing company. They specialize in Back Office Outsourcing and Call Center Services and are headquartered in Liverpool, England and Liverpool, England.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
Effortless Digital Services is a social media marketing agency. Located in London, England, the firm was launched in 2018. Their team specializes in Social Media Marketing and Content Marketing.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
Storrer Growth Solutions LLP, an AI Consulting company, is based in London, England. They offer AI Consulting and Sales Outsourcing.
Read more -
$1,000+$100 - $149 / hr10 - 49Shrewsbury, England
Services provided
Quality Solicitors, a Marketing Strategy company, focus on Marketing Strategy and Business Consulting. They were founded in 2009.
Read more -
$1,000+Undisclosed10 - 49Birmingham, England
Services provided
Thriftize | Digital Marketing, SEO, PPC, Web Design & Development, Call Center Agency Birmingham is a Marketing Strategy company. Their services include Marketing Strategy.
Read more -
$1,000+Undisclosed10 - 49London, England
Services provided
CoAgents UK, a small AI Agents company, is based in London, England. Their services include AI Agents and Artificial Intelligence.
Read more -
$5,000+UndisclosedFreelancerNewbury, England
Services provided
Alex Croucher, Independent B2B Marketing Consultant is a Newbury, England-based Marketing Strategy company. They offer Marketing Strategy and Content Marketing.
Read more -
Undisclosed< $25 / hr10 - 49London, England
Services provided
See all 2 projectsLentrax Translation Services provides professional translation and transcription services, including document translation and localization for various languages. Their clients consistently highlight the company's accuracy, promptness, and excellent communication. Reviews commend Lentrax for their high-quality work and exceptional customer service, marking them as a reliable and efficient choice for translation needs.
-
Undisclosed< $25 / hr50 - 249Welshpool, Wales
Services provided
PHL Group Ltd is a Fulfillment company based in Welshpool, Wales. Launched in 2021, the team focuses on Fulfillment and Warehousing & Distribution.
Read more -
$1,000+< $25 / hr2 - 9Glasgow, Scotland
Services provided
Time Assistant, a small Back Office Outsourcing and call center company, is in Glasgow, Scotland. The team offers Back Office Outsourcing and Call Center Services.
Read more -
$10,000+$150 - $199 / hr2 - 9Wetherby, England
Services provided
Data Bubble Consultancy Ltd is a phone answering service and Email Marketing company. The Wetherby, England-based team provides Call Center Services and Email Marketing.
Read more -
UndisclosedUndisclosed2 - 9Birmingham, England
Services provided
Finchley Court, an IT managed services company, is based in Birmingham, England. They offer IT managed services and Call Center Services and were launched in 1990.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
Phone answering service and CRM consulting and SI company SmartCalling was founded in 2016. Based in London, England, the team specializes in Call Center Services and CRM consulting and SI.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
TheSmartLEAD Ltd is a Sales Outsourcing company. Their small team of employees is located in London, England. Their team offers Sales Outsourcing and Marketing Strategy.
Read more -
$1,000+$100 - $149 / hr10 - 49St Albans, England
Services provided
Marketing Strategy company Wagada Digital is located in St Albans, England and Cheltenham, England. They specialize in Marketing Strategy and Social Media Marketing and were launched in 2011.
Read more -
$1,000+$50 - $99 / hr10 - 49Liss, England
Services provided
Syn-Star IT-Telecoms-Technology is a Liss, England-based IT managed services company. The team specializes in IT managed services and Call Center Services.
Read more -
UndisclosedUndisclosed50 - 249London, England
Services provided
Revvknew Media is a Digital Strategy company. Their midsize team is headquartered in دبي, United Arab Emirates and London, England. Their team specializes in Digital Strategy and Sales
Read more -
$1,000+< $25 / hr2 - 9Belfast City, Northern Ireland, Northern Ireland
Services provided
GCM, a Customer Service Outsourcing company, is located in Belfast City, Northern Ireland, Northern Ireland. Founded in 2016, the team provides Customer Service Outsourcing and Call Center Services.
Read more -
Undisclosed$50 - $99 / hr2 - 9Moreton, England
Services provided
Headquartered in Moreton, England, VIGO Digital is a small social media marketing agency. The team specializes in Social Media Marketing and Search Engine Optimization.
Read more -
Undisclosed$25 - $49 / hr2 - 9London, England
Services provided
OKII AI, an AI development company, is headquartered in London, England. The team specializes in Artificial Intelligence and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9Newport, Wales
Services provided
Kooky LAB is a small Newport, Wales-based branding firm. The team focuses on Branding and Content Marketing.
Read more -
Undisclosed$50 - $99 / hr2 - 9Birmingham, England
Services provided
Blueberry Support is an other IT consulting and SI company. Founded in 2024, their team offers other IT consulting and SI and Call Center Services.
Read more -
$1,000+$50 - $99 / hr2 - 9London, England
Services provided
CRM consulting and SI company Vanguard Automations was established in 2024. The team specializes in CRM consulting and SI and Artificial Intelligence.
Read more -
UndisclosedUndisclosed2 - 9Stratford-upon-Avon, England
Services provided
The Clinic Marketing Company is a Content Marketing company. Based in Stratford-upon-Avon, England, the agency was founded in 2009. Their services include Content Marketing and Web Design.
Read more -
$1,000+$25 - $49 / hr2 - 9London, England
Services provided
Sugar Beet is a Business Consulting company. The small London, England-based team offers Business Consulting and Call Center Services. The firm was founded in 2015.
Read more -
$5,000+$100 - $149 / hr2 - 9Sheffield, England
Services provided
Mavents is a CRM consulting and SI company. They offer CRM consulting and SI and E-Commerce Development and were launched in 2015.
Read more -
$25,000+< $25 / hr2 - 9Chislehurst, England
Services provided
AI Agents company Absolute Intelligence Enterprises Ltd is based in Chislehurst, England. They focus on AI Agents and Call Center Services.
Read more -
$1,000+< $25 / hr10 - 49Salterforth, England
Services provided
Located in Salterforth, England, North Star Direct is a small Customer Service Outsourcing company. The team provides Customer Service Outsourcing and Call Center Services.
Read more -
$1,000+< $25 / hr10 - 49Barnstaple, England
Services provided
Located in Barnstaple, England, PressPlayCalls is a small Customer Service Outsourcing company. The team provides Customer Service Outsourcing and Call Center Services.
Read more -
UndisclosedUndisclosed10 - 49Bricket Wood, England
Services provided
GSA Business Development Ltd is a Marketing Strategy company. Launched in 2000, the company is based in Bricket Wood, England. Their team focuses on Marketing Strategy and Business Consulting.
Read more -
$1,000+< $25 / hr2 - 9london, England
Services provided
Professional Translations, a small Translation company, is based in london, England. Their services include Translation and Transcription.
Read more -
$10,000+$150 - $199 / hr2 - 9Milton Keynes, England
Services provided
NCube Digital, a SEO agency, is based in Milton Keynes, England. Established in 2017, the team focuses on Search Engine Optimization and Pay Per Click.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
Launched in 2018, Prism Marketing Group is a small London, England-based social media marketing firm. Their services include Social Media Marketing and Pay Per Click.
Read more -
Undisclosed$25 - $49 / hr10 - 49Bristol, England
Services provided
Social media marketing firm Fan The Flames Marketing & Design Ltd. Was launched in 2019. The agency focuses on Social Media Marketing and Search Engine Optimization, and is small.
Read more -
UndisclosedUndisclosed10 - 49Glasgow, Scotland
Services provided
Tasker Base is a SMS Marketing company. Their small team of employees is located in Glasgow, Scotland. Their team specializes in SMS Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosedFreelancerIlford, England
Services provided
Impulsive Marketing is an Ilford, England-based social media marketing company. Their services include Social Media Marketing and Search Engine Optimization.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
TKM Consultants, a Business Consulting company, was established in 2010. The team focuses on Business Consulting and Content Marketing.
Read more -
$1,000+< $25 / hr10 - 49Barry, Wales
Services provided
Nisray is a Back Office Outsourcing company. The team is headquartered in Barry, Wales, and their services include Back Office Outsourcing and Recruitment Process Outsourcing.
Read more -
$5,000+$50 - $99 / hr2 - 9London, England
Services provided
Greatleads is a Direct Marketing company located in Florianópolis, Brazil and London, England. They offer Direct Marketing and Market Research and were established in 2018.
Read more -
$1,000+Undisclosed2 - 9Newbury, England
Services provided
Digital Strategy company Monday Clicks was launched in 2022. The team focuses on Digital Strategy and Content Marketing and is headquartered in Newbury, England.
Read more -
$5,000+$300+ / hr2 - 9London, England
Services provided
Elansio Ltd is a Marketing Strategy company. Their small team is headquartered in London, England and offers Marketing Strategy and Business Consulting. The agency was founded in 2021.
Read more -
$1,000+$50 - $99 / hr2 - 9Manchester, England
Services provided
LEAPFLY is a small Direct Marketing company located in Manchester, England. Their services include Direct Marketing and Sales Outsourcing.
Read more -
$5,000+$50 - $99 / hr2 - 9Poole, England
Services provided
SEO company Sales Nailed® is located in Poole, England. Their services include Search Engine Optimization and Marketing Strategy.
Read more -
$10,000+$150 - $199 / hr250 - 999London, England
Services provided
Located in London, England, Lansons Communications is a midsize public relations company. Their services include Public Relations and Broadcast Video.
Read more -
UndisclosedUndisclosed250 - 999London, England
Services provided
Founded in 2003, Language Connect is a Translation company. The team specializes in Translation and Call Center Services and is located in London, England.
Read more -
UndisclosedUndisclosed250 - 999St Albans, England
Services provided
Demandbase, a branding firm, is headquartered in San Francisco, California and St Albans, England. They focus on Branding and Marketing Strategy.
Read more -
UndisclosedUndisclosed250 - 999London, England
Services provided
Cognism is a Compliance Consulting company established in 2024. The team provides Compliance Consulting and Artificial Intelligence.
Read more -
UndisclosedUndisclosed2 - 9Heywood, England
Services provided
Engineering company ISS Engineering Group Ltd is in Heywood, England. Their services include Engineering and Digital Engineering.
Read more -
UndisclosedUndisclosed10 - 49Soham, England
Services provided
In Soham, England, Blue Donkey Ltd is a call center service. Their services include Call Center Services and Back Office Outsourcing.
Read more
Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.
Get My Matches
Tell us what you need — we’ll match you with top agencies in minutes.
Get My MatchesWhy Trust Clutch
At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.
Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.
Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.
We evaluate service providers using a structured methodology that combines:
- In-depth client interviews and ratings
- Comprehensive project details
- Market presence
- Portfolio examples and industry recognition
This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.
We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.
Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.
List of the Top 15 United Kingdom Call Center Companies & Voice Services
-
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
38.9/40.020/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
10% Call Center Services80% Sales Outsourcing10% Other -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
38/40.020/20 Reviews10/10 Clients & Experience8/10 Market PresenceService focus
10% Call Center Services60% Sales Outsourcing30% Other -
$1,000+$50 - $99 / hr10 - 49Horsham , England
Ability to deliver
37.3/40.018/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
50% Call Center Services50% Sales Outsourcing -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
36/40.016.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+< $25 / hr10 - 49Thatcham , England
Ability to deliver
32.5/40.015.6/20 Reviews8.5/10 Clients & Experience8.4/10 Market PresenceService focus
68% Call Center Services12% Sales Outsourcing20% Other -
$5,000+Undisclosed250 - 999Fleet, England
Ability to deliver
31.9/40.015/20 Reviews8.4/10 Clients & Experience8.4/10 Market PresenceService focus
15% Call Center Services25% Sales Outsourcing60% Other -
$5,000+$50 - $99 / hr50 - 249Hitchin, England
Ability to deliver
31.9/40.016.4/20 Reviews9.5/10 Clients & Experience6/10 Market PresenceService focus
100% Sales Outsourcing -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
31.2/40.014.6/20 Reviews8.3/10 Clients & Experience8.4/10 Market PresenceService focus
70% Call Center Services30% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
30.3/40.015.6/20 Reviews7.6/10 Clients & Experience7.1/10 Market PresenceService focus
20% Call Center Services20% Sales Outsourcing60% Other -
$1,000+$25 - $49 / hr10 - 49Countesthorpe, England
Ability to deliver
31.6/40.018.4/20 Reviews6.4/10 Clients & Experience6.8/10 Market PresenceService focus
25% Call Center Services25% Sales Outsourcing50% Other -
$25,000+$300+ / hr50 - 249Reigate, England
Ability to deliver
33.5/40.014.8/20 Reviews9.2/10 Clients & Experience9.5/10 Market PresenceService focus
30% Call Center Services70% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
33.7/40.018/20 Reviews10/10 Clients & Experience5.7/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+$50 - $99 / hr10 - 49Ipswich, England
Ability to deliver
35.3/40.016/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
15% Sales Outsourcing85% Other -
$1,000+Undisclosed250 - 999London, England
Ability to deliver
34.8/40.020/20 Reviews8.6/10 Clients & Experience6.2/10 Market PresenceService focus
10% Call Center Services90% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
32/40.015.8/20 Reviews8.2/10 Clients & Experience8/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
$5,000+Undisclosed2 - 9London, England
Ability to deliver
25.9/40.016.8/20 Reviews2.9/10 Clients & Experience6.2/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+< $25 / hr2 - 9London, England
Ability to deliver
25.9/40.015.8/20 Reviews6.1/10 Clients & Experience4/10 Market PresenceService focus
65% Sales Outsourcing35% Other -
$10,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
33.1/40.015.6/20 Reviews8.3/10 Clients & Experience9.2/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
28/40.016.8/20 Reviews6.3/10 Clients & Experience4.9/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
24.5/40.016.4/20 Reviews0/10 Clients & Experience8.1/10 Market PresenceService focus
100% Sales Outsourcing -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
24.5/40.015/20 Reviews1/10 Clients & Experience8.4/10 Market PresenceService focus
70% Call Center Services30% Sales Outsourcing -
$1,000+< $25 / hr50 - 249London, England
Ability to deliver
28.2/40.017.6/20 Reviews2.2/10 Clients & Experience8.3/10 Market PresenceService focus
10% Call Center Services20% Sales Outsourcing70% Other -
$5,000+$100 - $149 / hr10 - 49Haywards Heath, England
Ability to deliver
32.5/40.016.4/20 Reviews10/10 Clients & Experience6.1/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
27.1/40.016.6/20 Reviews6.5/10 Clients & Experience4/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$1,000+< $25 / hr250 - 999Edinburgh , Scotland
Ability to deliver
24.1/40.016.2/20 Reviews7.9/10 Clients & Experience0/10 Market PresenceService focus
30% Call Center Services70% Other -
$1,000+Undisclosed250 - 999Brighton and Hove, England
Ability to deliver
23.1/40.017.4/20 Reviews0/10 Clients & Experience5.7/10 Market PresenceService focus
90% Sales Outsourcing10% Other -
UndisclosedUndisclosed2 - 9London, England
Ability to deliver
22.9/40.017.2/20 Reviews0.7/10 Clients & Experience5/10 Market PresenceService focus
100% Sales Outsourcing -
UndisclosedUndisclosed1,000 - 9,999Birkenhead , England
Ability to deliver
24.7/40.016.2/20 Reviews2.7/10 Clients & Experience5.8/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
$5,000+$100 - $149 / hr10 - 49Kingston Upon Thames, England
Ability to deliver
27.6/40.015.8/20 Reviews6.7/10 Clients & Experience5.2/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$25,000+Undisclosed10 - 49Brighton and Hove, England
Ability to deliver
22.5/40.016.4/20 Reviews0/10 Clients & Experience6.2/10 Market PresenceService focus
100% Sales Outsourcing
Latest Call Centers Articles
See all articles![How to Build a Budget for Call Center Services [With Template] cover image](https://img.shgstatic.com/clutch-static-prod/image/resize/715x400/s3fs-public/article/ba3fb126c373d45b88403b0272fa9201.jpg)
How to Build a Budget for Call Center Services [With Template]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
U.K. Call Center Services & Voice Services FAQs
U.K. providers combine mature service operations with deep familiarity with local regulations and customer expectations. Teams understand U.K. accents, regional nuances, and accessibility needs, which can lift CSAT and first-contact resolution.
Moreover, many operate 24/7 with multilingual coverage for EMEA and North America, making them ideal for brands needing round‑the‑clock customer support solutions in the U.K. Critically, leading firms design workflows aligned with U.K. GDPR, Ofcom guidance, and sector rules (e.g., FCA in financial services), helping reduce compliance risk while improving service quality.
Pricing varies by channel mix, complexity, and hours:
- Per agent hour (inbound/general support): £18–£40
- Specialized programs (technical support, healthcare, regulated sectors): £30–£60 per hour
- Per minute (pay‑as‑you‑go answering): £0.50–£1.20
- U.K. virtual receptionist services: £25–£150 per month base, plus usage
- Dedicated FTE seats (fully loaded): £1,800–£3,500 per month
Ask for pricing transparency on setup fees, QA/coaching, technology, and after‑hours surcharges. For outsourced call center U.K. programs, pilot projects can validate volumes and true cost per resolution before scaling.
Providers in the United Kingdom commonly support a broad spectrum of markets and niches, catering to the vast and diverse business landscape of the region. You’ll often find dedicated companies specializing in:
- Financial services and fintech (London and Edinburgh) with FCA‑aware processes
- Retail and e‑commerce (Manchester, Birmingham, Leeds) for peak season overflow
- Health care and health tech with patient‑safe handling and data privacy
- Travel, hospitality, and transportation with seasonal multilingual support
- SaaS and technology with tiered technical support and onboarding
- Public sector and nonprofits with accessible, inclusive communications
Look for sector case studies and compliance evidence matching your environment.
Define your project’s scope and requirements to help guide your search criteria. Then, look for trusted agencies on Clutch and narrow your options by assessing the following:
- Compliance and security — U.K. GDPR, ISO 27001, PCI DSS (if taking payments), Cyber Essentials.
- Operations — QA frameworks, agent training, coaching cadence, and speech analytics.
- Test integrations — CRM/help desk, IVR/telephony, WFM reporting.
- Culture fit — listen to sample calls; ensure brand voice matches expectations.
- References — confirm outcomes for similar U.K. inbound call handling services or business phone answering services.
- Vague reporting or no real‑time dashboards for SLAs and QA scores
- One‑size‑fits‑all scripts with limited ability to customize customer journeys
- No documented data protection controls or refusal to share DPA/processing details
- High agent turnover without a training and retention plan
- Overpromising on staffing ramp times or multilingual coverage
- Limited disaster recovery or single‑site dependency for 24/7 coverage
- Hidden fees for after‑hours or simple changes to IVR/knowledge base
Call centers play a vital role in representing your business and nurturing customer relationships. The wrong partner can hurt your reputation and expose your organization to risks. Make sure you spot and avoid these red flags early.