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 23 projectsVirtual Sales Limited is a distinguished provider of outbound call center and telemarketing services, specializing in lead generation and appointment setting. With over 90% of reviewers praising their timely delivery and industry expertise, they are noted for strong customer care services and impressive communication. Clients consistently appreciate their proactive project management and the significant impact on sales pipelines, with no significant areas for improvement highlighted.
-
UndisclosedUndisclosed50 - 249Stoke-on-Trent, England
Services provided
Elite Gas Technologies is a Manufacturing Consulting company. They focus on Manufacturing Consulting and Sales Outsourcing and are based in Stoke-on-Trent, England.
Read more -
UndisclosedUndisclosed10 - 49Poole, England
Services provided
Branding agency Coda focuses on Branding and Marketing Strategy. They are based in Poole, England.
Read more -
$10,000+Undisclosed10 - 49London, England
Services provided
Founded in 2015, CAPRI is a branding agency. Their services include Branding and UX/UI Design.
Read more -
$1,000+$100 - $149 / hr2 - 9Isleworth, England
Services provided
Ariz Media is a small Advertising company in Isleworth, England. Their services include Advertising and Sales Outsourcing.
Read more -
$1,000+Undisclosed10 - 49Bury, England
Services provided
Loop Outsourcing, a phone answering service, was established in 2022. The team focuses on Call Center Services and Search Engine Optimization and is headquartered in Bury, England.
Read more -
$50,000+$200 - $300 / hr10 - 49London, England
Services provided
Customer Service Outsourcing company Web3 Community Management is in San Francisco, California and London, England. They provide Customer Service Outsourcing and Sales Outsourcing.
Read more -
$1,000+Undisclosed10 - 49London , England
Services provided
Sales Outsourcing company We Can Lead was founded in 2022. The team provides Sales Outsourcing and HR Outsourcing and is in London , England and Prilep, North Macedonia.
Read more -
$1,000+$25 - $49 / hr10 - 49Isleworth, England
Services provided
Optimiserz is a call center. Launched in 2017, the firm is headquartered in Isleworth, England and Lahore, Pakistan. Their team focuses on Call Center Services and Search Engine Optimization.
Read more -
$1,000+< $25 / hr10 - 49Bedford, England
Services provided
CION BPO is a Recruitment Process Outsourcing company. The Cape Town, South Africa-based team offers Recruitment Process Outsourcing and Sales Outsourcing.
Read more -
Undisclosed< $25 / hr10 - 49Peterborough, England
Services provided
Talent Embassy Limited is a Content Writing Services company. Founded in 2025, the team offers Content Writing Services and IT strategy consulting. The firm is headquartered in Peterborough,
Read more -
$1,000+< $25 / hr50 - 249Nailsea, England
Services provided
Headquartered in Nailsea, England, Office24 is a midsize Back Office Outsourcing company. The team offers Back Office Outsourcing and Call Center Services.
Read more -
$10,000+$150 - $199 / hr1,000 - 9,999London, England
Services provided
Dunnhumby is a branding firm. Based in London, England and Edinburgh, Scotland, Scotland, the agency provides Branding and Call Center Services.
Read more -
$10,000+$150 - $199 / hr1,000 - 9,999London , England
Services provided
Large branding company TRUE, is based in London , England. The team provides Branding and Call Center Services.
Read more -
UndisclosedUndisclosed50 - 249London, England
Services provided
Translation company Creative Translation was established in 1995. The team focuses on Translation and Call Center Services.
Read more -
$1,000+$50 - $99 / hrFreelancerHartley, England
Services provided
Demystifi is a Business Consulting and Sales Outsourcing company. They offer Business Consulting and Sales Outsourcing and are located in Hartley, England.
Read more -
$1,000+< $25 / hr10 - 49Wallington, England
Services provided
3com3 is a call center company. Headquartered in Wallington, England, the firm focuses on Call Center Services and IT strategy consulting.
Read more -
$1,000+< $25 / hr250 - 999London, England
Services provided
Emerj.io, an answering service company, is based in London, England. The team offers Call Center Services and Tax Law.
Read more -
UndisclosedUndisclosed2 - 9Romford, England
Services provided
See all 1 projectsBusinAssist is a top provider of global business support solutions. We focus in delivering support services to start-ups, small to medium-sized businesses, as well as major multinational
Read more -
UndisclosedUndisclosed2 - 9Edinburgh, Scotland
Services provided
Alpha P Tech Ltd is a Marketing Strategy company based in Edinburgh, Scotland. They provide Marketing Strategy and Content Marketing and were launched in 2018.
Read more -
$10,000+$100 - $149 / hr2 - 9York, England
Services provided
Branding company Like No Other is based in York, England. Founded in 2014, the team provides Branding and Marketing Strategy.
Read more -
UndisclosedUndisclosed10 - 49Brighton and Hove, England
Services provided
Founded in 2019, Publisher Friend is a Marketing Strategy company. The team offers Marketing Strategy and Business Consulting.
Read more -
$1,000+< $25 / hr10 - 49London, England
Services provided
Launched in 2023, Lexidesk is an AI Agents company. Based in London, England, the team focuses on AI Agents and Call Center Services.
Read more -
UndisclosedUndisclosed250 - 999London, England
Services provided
GDCC (Global Data Collection Company), a midsize Market Research company, is based in Rotterdam, Netherlands and Cincinnati, Ohio. Their services include Market Research and Call Center Services.
Read more -
$10,000+$150 - $199 / hr10 - 49Shoreditch, England
Services provided
Founded in 1994, StormBrands is a branding firm. The firm focuses on Branding and Call Center Services.
Read more -
$10,000+Undisclosed50 - 249Glasgow, Scotland
Services provided
Taskaler is a Customer Service Outsourcing company. They were founded in 2021, and their services include Customer Service Outsourcing and Back Office Outsourcing.
Read more -
$1,000+< $25 / hr2 - 9Manchester,london, England
Services provided
ZAGZTECH is a Mirpur, Pakistan-based answering service company. The team provides Call Center Services and Customer Service Outsourcing.
Read more -
Undisclosed$25 - $49 / hr2 - 9Cardiff, Wales
Services provided
Founded in 2025, Novello Consulting is a small CRM consulting and SI company. Their services include CRM consulting and SI and Business Consulting.
Read more -
UndisclosedUndisclosed2 - 9London, England
Services provided
Opsure is a Market Research company in London, England. The team specializes in Market Research and Sales Outsourcing.
Read more -
$1,000+Undisclosed2 - 9Warwick, England
Services provided
Launched in 2019, Metric Central is a small Email Marketing company. Their team provides Email Marketing and Direct Marketing.
Read more -
$5,000+$50 - $99 / hr10 - 49Portsmouth, England
Services provided
4Marketing is a Direct Marketing company launched in 2011. The team offers Direct Marketing and Marketing Strategy.
Read more -
$5,000+$200 - $300 / hr10 - 49London, England
Services provided
Gray Matters, a public relations firm, specialize in Public Relations and Event Marketing. They were founded in 2018.
Read more -
UndisclosedUndisclosed10 - 49Glasgow, Scotland
Services provided
Nexus Healthcare is a social media marketing firm. The Glasgow, Scotland-based firm provides Social Media Marketing and Email Marketing.
Read more -
$5,000+$50 - $99 / hr10 - 49Stratford-Upon-Avon, England
Services provided
IT strategy consulting company CloudClevr was founded in 2024. In Stratford-Upon-Avon, England, the team specializes in IT strategy consulting and unified communications consulting & SI.
Read more -
Undisclosed< $25 / hr10 - 49Radlett, England
Services provided
Marketing Strategy company The Covalence was established in 2018. Headquartered in Rawalpindi, Pakistan and Radlett, England, the team provides Marketing Strategy and Web Development.
Read more -
$5,000+$100 - $149 / hr10 - 49London, England
Services provided
Thaver, a Business Consulting company, was launched in 2025. The company offers Business Consulting and Corporate Training & Coaching, and is small.
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+< $25 / hr10 - 49Balsall Common, England
Services provided
Live IT Support is a Balsall Common, England-based IT managed services company. They offer IT managed services and Customer Service Outsourcing and were established in 2016.
Read more -
UndisclosedUndisclosed2 - 9Derby, England
Services provided
Kilowatt Energy is a Business Consulting company. The agency is in Derby, England. Their team specializes in Business Consulting and Call Center Services.
Read more -
$1,000+< $25 / hr10 - 49London, England
Services provided
In London, England, Recruitment Agency London is a Staffing company. They offer Staffing and Recruitment Process Outsourcing.
Read more -
$1,000+$25 - $49 / hr50 - 249London, England
Services provided
Brandix Pro is a London, England-based Back Office Outsourcing company. Established in 2022, the team focuses on Back Office Outsourcing and Customer Service Outsourcing.
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 / hr50 - 249Liverpool, England
Services provided
Customer Service Outsourcing company Kaptain Cabs provides Customer Service Outsourcing and Other Digital Marketing. They were founded in 2024.
Read more -
$100,000+$100 - $149 / hr10 - 49Birmingham, England
Services provided
SSCG Consulting is a Birmingham, England-based Business Consulting company. They provide Business Consulting and Market Research.
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 -
$1,000+$300+ / hr2 - 9Crawley, England
Services provided
Vector Recruitment Solutions is a Business Consulting company founded in 2018. The team specializes in Business Consulting and Direct Marketing and is based in Crawley, England and London, England.
Read more -
$1,000+< $25 / hr10 - 49Birmingham, England
Services provided
In Birmingham, England, Donclem Technology is a mobile app development firm. Launched in 2021, the team specializes in Mobile App Development and Call Center Services.
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 and their real-time quotes in minutes.
Get My QuotesWhy 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
34.1/40.020/20 Reviews10/10 Clients & Experience4.1/10 Market PresenceService focus
10% Call Center Services60% Sales Outsourcing30% Other -
$1,000+$50 - $99 / hr10 - 49Horsham , England
Ability to deliver
32.5/40.018.4/20 Reviews10/10 Clients & Experience4.1/10 Market PresenceService focus
40% Call Center Services60% Sales Outsourcing -
$10,000+Undisclosed50 - 249Theale, England
Ability to deliver
32.1/40.017.8/20 Reviews9.7/10 Clients & Experience4.7/10 Market PresenceService focus
50% Sales Outsourcing50% Other -
$1,000+< $25 / hr250 - 999London, England
Ability to deliver
32/40.016.6/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
35% Call Center Services65% Other -
$1,000+$200 - $300 / hr50 - 249London, England
Ability to deliver
30/40.020/20 Reviews10/10 Clients & Experience0/10 Market PresenceService focus
10% Call Center Services80% Sales Outsourcing10% Other -
$5,000+$50 - $99 / hr50 - 249Hitchin, England
Ability to deliver
29.6/40.016.2/20 Reviews9.5/10 Clients & Experience3.9/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+< $25 / hr10 - 49Thatcham , England
Ability to deliver
28.1/40.015.6/20 Reviews8.5/10 Clients & Experience4/10 Market PresenceService focus
68% Call Center Services12% Sales Outsourcing20% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
27.8/40.016.4/20 Reviews7.7/10 Clients & Experience3.7/10 Market PresenceService focus
100% Sales Outsourcing -
$5,000+Undisclosed250 - 999Fleet, England
Ability to deliver
27.5/40.015/20 Reviews8.4/10 Clients & Experience4.1/10 Market PresenceService focus
15% Call Center Services25% Sales Outsourcing60% Other -
$1,000+$25 - $49 / hr10 - 49Countesthorpe, England
Ability to deliver
29.1/40.018/20 Reviews6.4/10 Clients & Experience4.7/10 Market PresenceService focus
25% Call Center Services25% Sales Outsourcing50% Other -
$1,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
27.4/40.015.6/20 Reviews7.6/10 Clients & Experience4.2/10 Market PresenceService focus
20% Call Center Services20% Sales Outsourcing60% Other -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
27.1/40.014.6/20 Reviews8.3/10 Clients & Experience4.2/10 Market PresenceService focus
70% Call Center Services30% Other -
$25,000+$300+ / hr50 - 249Reigate, England
Ability to deliver
30.4/40.014.8/20 Reviews9.2/10 Clients & Experience6.4/10 Market PresenceService focus
30% Call Center Services70% Other -
$1,000+$300+ / hr2 - 9London, England
Ability to deliver
31.3/40.017.6/20 Reviews10/10 Clients & Experience3.7/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$1,000+Undisclosed250 - 999London, England
Ability to deliver
32/40.020/20 Reviews8.6/10 Clients & Experience3.4/10 Market PresenceService focus
10% Call Center Services90% Other -
$1,000+< $25 / hr2 - 9London, England
Ability to deliver
24.9/40.015.8/20 Reviews6.1/10 Clients & Experience3/10 Market PresenceService focus
65% Sales Outsourcing35% Other -
$5,000+Undisclosed2 - 9London, England
Ability to deliver
24/40.016.6/20 Reviews2.9/10 Clients & Experience4.5/10 Market PresenceService focus
100% Sales Outsourcing -
$1,000+$50 - $99 / hr10 - 49Ipswich, England
Ability to deliver
30.9/40.016/20 Reviews10/10 Clients & Experience4.9/10 Market PresenceService focus
15% Sales Outsourcing85% 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+$100 - $149 / hr10 - 49London, England
Ability to deliver
26.3/40.016.4/20 Reviews6.3/10 Clients & Experience3.7/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
$5,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
26.1/40.016.6/20 Reviews6.5/10 Clients & Experience3/10 Market PresenceService focus
40% Sales Outsourcing60% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
28.4/40.015.8/20 Reviews8.2/10 Clients & Experience4.4/10 Market PresenceService focus
10% Call Center Services10% Sales Outsourcing80% Other -
$10,000+Undisclosed50 - 249London, England
Ability to deliver
22.2/40.018.2/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
75% Sales Outsourcing25% Other -
Undisclosed< $25 / hr250 - 999Wrexham, Wales
Ability to deliver
22.1/40.014.6/20 Reviews3/10 Clients & Experience4.5/10 Market PresenceService focus
80% Call Center Services20% Other -
UndisclosedUndisclosed1,000 - 9,999Edinburgh, Scotland
Ability to deliver
21.6/40.015.6/20 Reviews1/10 Clients & Experience4.9/10 Market PresenceService focus
70% Call Center Services30% Sales Outsourcing -
$1,000+Undisclosed50 - 249Brighton and Hove, England
Ability to deliver
21.5/40.017.2/20 Reviews0/10 Clients & Experience4.3/10 Market PresenceService focus
90% Sales Outsourcing10% Other -
$10,000+$200 - $300 / hr10 - 49London, England
Ability to deliver
21.4/40.017.4/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
70% Sales Outsourcing30% Other -
$5,000+$100 - $149 / hr10 - 49Kingston Upon Thames, England
Ability to deliver
26.3/40.015.8/20 Reviews6.7/10 Clients & Experience3.9/10 Market PresenceService focus
30% Sales Outsourcing70% Other -
$5,000+$100 - $149 / hr10 - 49Haywards Heath, England
Ability to deliver
29.4/40.016.4/20 Reviews10/10 Clients & Experience3/10 Market PresenceService focus
10% Sales Outsourcing90% Other -
$1,000+$100 - $149 / hr2 - 9Portsmouth, England
Ability to deliver
21.1/40.016.2/20 Reviews1.9/10 Clients & Experience3/10 Market PresenceService focus
100% Sales Outsourcing
Latest Call Centers Articles
See all articles
Answering Services: Professionalism in Customer Service
Professionalism in customer service is essential to retaining customers, building your brand image, and increasing sales.
![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)
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.