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
15 Leaders 15 Contenders
459 Companies
List of the Top United Kingdom Call Center Companies & Voice Services
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Featured
What are Featured Providers?
$1,000+$50 - $99 / hr10 - 49Serves United KingdomServices provided
50% Call Center Services50% Sales OutsourcingSee 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.
3 of 5 reviews are 5 stars2 new reviews for Call Center Services servicesLess than $10,000 avg. project costRead 5 Recent ReviewsReviewed 5 times in the past 6 months
In recent reviews, clients praised Virtual Sales Limited for their professionalism, flexibility, and effective communication. Notably, one client highlighted their ability to secure 2-3 meetings weekly, contributing to a substantial sales pipeline. Another emphasized their responsiveness and alignment with business priorities. Clients noted the team's strong understanding of industry needs, though some suggested enhancing expertise in specific sectors. Overall, sentiment is overwhelmingly positive, with clients expressing satisfaction and a willingness to continue partnerships.Was this helpful?
3 of 6 Call Center Services reviews are 5 stars2 new reviews for Call Center Services in past 6 monthsLess than $10,000 avg. project costRead 6 ReviewsCall Center Services PROJECT HIGHLIGHT
Lead Generation Services for SaaS Company
4.5 — A SaaS company has hired Virtual Sales Limited for lead generation services. They source relevant data and execute an outbound call campaign to help the client generate in-target meetings with Read moreWas this helpful?
Industry Experience
Virtual Sales Limited has demonstrated strong capabilities across various industries, including Business Services, Information Technology, Financial Services, Telecommunications, Supply Chain, and Healthcare. Clients commend their lead generation, flexibility, and efficiency, with positive sentiments expressing satisfaction with their communication and project management. Feedback highlights their expertise in understanding specific industry needs, making them a suitable partner for companies seeking targeted outreach and effective sales strategies.
Read All ReviewsSelect Industry to see insights
Software IT Services Construction Financial services Advertising & marketing Consulting Supply Chain, Logistics, and Transport Other industries Telecommunications Business services Information technologyWas this helpful?
More responsive than most other service providers
Get in TouchVirtual Sales Limited is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.Was this helpful?
$1,000+< $25 / hr250 - 999Serves United KingdomServices provided
35% Call Center Services55% Customer Service Outsourcing10% Back Office OutsourcingSee 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.
Reviews mention High-quality work
Simply Contact has consistently received high praise for delivering exceptional quality in their work. Clients have noted the quick training and readiness of agents to meet specific needs, resulting in improved customer satisfaction and operational efficiency. For instance, one client highlighted a 40% reduction in claims processing time and a 15% increase in CSAT. Overall, feedback reflects a strong sentiment of satisfaction with Simply Contact's commitment to high-quality service and responsiveness.-
Back Office & Customer Service for App Optimization Agency
5.0 Feb 23, 2024Simply Contact did an excellent job managing the project. They always finished work on time and quickly responded whenever we needed them. They trained their team fast and got the project up and running without any drop in quality. This made things go smoothly for both our customers and our team.
Read Full Review -
Customer Service Outsourcing for Authentication Solutions Co
5.0 Oct 18, 2023Simply Contact showcased outstanding project management throughout our collaboration. Every phase, from initiation to execution, was handled with utmost precision and efficiency. Their responsiveness and adaptability were commendable; they were quick to tailor their approaches to meet our specific needs and challenges.
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Call Center Services for Wheelchair Rental System
4.5 May 1, 2023Simply Contact's dedication to quality and cost-efficiency is truly remarkable. Their flexible approach and transparent work process, combined with their commitment to delivering the highest level of customer service, make them an invaluable partner for WheelShare.
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Call Center Services for Cosmetic & Beauty Brand
5.0 Feb 28, 2021After 6 years of our cooperation, I can say without any doubt that Simply Contact experts perfectly perform their job. We are amazed by how they are involved in our business. Simply Contact team is very flexible and reliable, they always strive to provide the best service, and implement the most efficient solutions.
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Customer Support Services for SaaS Company
5.0 Apr 25, 2023As a result of our cooperation with Simply Contact, we experienced a 15% increase in our Customer Satisfaction (CSAT) scores. Their team efficiently processed inbound customer requests, ensuring prompt and effective resolutions. The workflow between our team and Simply Contact was highly effective. Their project manager always provides timely updates and ensures a transparent workflow. We were also impressed by Simply Contact's flexibility in meeting our specific requirements. Their attention to detail, strict QC measures, and efficient analytics and monitoring are commendable. The speed and quality of agent training were also noteworthy.
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12 of 15 Call Center Services reviews are 5 stars$200,000 – $999,999 avg. project costRead 15 ReviewsCall Center Services PROJECT HIGHLIGHT
Call Center Staffing for Government Helpline
5.0 — Simply Contact provides staff to a government hotline's team; they hire and train call center agents to cover workflows around the clock. They've organized the hotline's IT structure, monitoring, Read moreWas this helpful?
Industry Experience
Simply Contact has demonstrated expertise across various industries, including Information Technology, Financial Services, Education, Advertising & Marketing, and Telecommunications. Clients praise their adaptability, efficient customer support, and multilingual capabilities, resulting in improved customer satisfaction and operational efficiency. Overall, the sentiment is positive, with numerous clients highlighting Simply Contact's commitment to quality service and reliable project management. This provider is particularly well-suited for companies seeking robust customer support solutions in tech-driven and service-oriented sectors.
Read All ReviewsSelect Industry to see insights
Software Business services Information technology Financial services Education IT Services Arts, entertainment & music Retail Hospitality & leisure Human Resources Telecommunications Advertising & marketingWas this helpful?
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UndisclosedUndisclosed10 - 49London, England
Services provided
10% Branding10% Content Marketing10% Conversion Optimization +7 services10% Email Marketing10% Public Relations10% Sales Outsourcing10% Search Engine Optimization10% Social Media Marketing10% Video Production10% Web DevelopmentBluedot agency is a branding agency. Their small team is headquartered in London, England and Athina, Greece and offers Branding and Public Relations. The firm was launched in 2020.
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UndisclosedUndisclosed10 - 49London, England
Services provided
20% Branding20% Public Relations20% Social Media Marketing +3 services20% Web Design10% Content Marketing10% Sales OutsourcingBIG little London is a London, England-based branding firm. The team offers Branding and Public Relations.
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$10,000+$150 - $199 / hr2 - 9Saltburn-by-the-Sea, England
Services provided
10% Call Center Services40% Broadcast Video40% Video Production +1 service10% AdvertisingEstablished in 1998, Fridge Productions Limited is a Broadcast Video company. Their services include Broadcast Video and Video Production.
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$10,000+$150 - $199 / hr2 - 9London, England
Services provided
10% Call Center Services20% Social Media Marketing20% Video Production +5 services10% Advertising10% Branding10% Content Marketing10% Digital Strategy10% E-Commerce DevelopmentJBDM Limited, a social media marketing agency, was established in 2011. The company focuses on Social Media Marketing and Video Production, and is small.
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UndisclosedUndisclosed2 - 9Treforest Industrial Estate, Wales
Services provided
10% Call Center Services20% Branding20% Email Marketing +3 services20% Market Research20% Translation10% Customer Service OutsourcingFresh Flow Direct Marketing, a branding firm, is located in Treforest Industrial Estate, Wales. The team offers Branding and Email Marketing.
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UndisclosedUndisclosed2 - 9London, England
Services provided
20% Pay Per Click20% Search Engine Optimization20% Social Media Marketing +3 services20% Web Development10% Sales Outsourcing10% Web DesignDo London Ltd is a social media marketing agency. Their team is located in London, England and offers Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed2 - 9Reigate, England
Services provided
50% Social Media Marketing20% Ecommerce Marketing20% Pay Per Click +1 service10% Sales OutsourcingBased in Reigate, England, White Bee Digital is a social media marketing company. They offer Social Media Marketing and Pay Per Click and were founded in 2020.
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UndisclosedUndisclosed2 - 9Glasgow, Scotland
Services provided
15% Branding15% Web Development10% Compliance Consulting +6 services10% Email Marketing10% Graphic Design10% Pay Per Click10% Sales Outsourcing10% Search Engine Optimization10% Social Media MarketingGraeme Gorrie Marketing Consultancy is a branding agency. Their small team is based in Glasgow, Scotland. Their team focuses on Branding and Web Development.
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UndisclosedUndisclosed2 - 9Dundee, Scotland
Services provided
15% Branding15% E-Commerce Development15% Mobile App Development +4 services15% Search Engine Optimization15% Web Design15% Web Development10% Sales OutsourcingOssian Media® is a branding agency. They specialize in Branding and Search Engine Optimization and were founded in 2011. The agency is based in Dundee, Scotland.
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Ability to Deliver considers three criteria:
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List of the Top 15 United Kingdom Call Center Companies & Voice Services
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$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]
Call center costs can add up over time, so it’s important that companies establish a thorough budget plan before outsourcing.
Guide to Call Center Outsourcing
Call center outsourcing is when a company hires a BPO service provider to handle inbound or outbound calls.
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.
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