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About Tamar Telecom

A Little About Us

We've been providing telecoms solutions to businesses for over 20 years. We became a network operator in 2012 meaning we can give our customers the absolute best prices.

Over the years we've built a loyal customer base, supplying telephone numbers to over 25,000 businesses across the UK. We believe in simple, approachable and cost effective solutions for businesses of all sizes.

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Our Goals

We want to give every business the power to connect with their customers, no matter their size. We built our core values around this. If you're a solo entrepreneur or a 100+ office we're making telecoms solutions approachable for everybody.


We answer over 96% of our calls within 10 seconds. Always here when you need us.


We pride ourselves in offering outstanding customer service. See what our customers say.


No hidden costs, no long contract or complicated jargon. Just open, honest telecoms.

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Passionate About Your Business

Over 20 years in telecoms has given us an incredible insight into what businesses need to connect with their customers. We're constantly connecting with ours and investing in new and exciting features to help them grow.

We've proudly maintained a 5 star rating from our customers on TrustPilot. If you want to know what we're really about, go check out what they're saying about us.

Customer Reviews
  • Full Company Name - Kalnet4u Ltd t/a Tamar Telecommunications®
  • Company Reg Number - 4655311
  • VAT Reg Number - 812 4081 65
  • Data Protection Act Reg Number - Z7785470
  • Registered Company Address - 19 Research Way, Derriford, Plymouth, PL6 8BT
  • ‘Tamar Telecommunications’ and the marble device are registered trademarks of Kalnet4u Ltd
Rated Excellent