Business VoIP phone lines. Untangled.
Modern, cloud-hosted phone systems through our sister company Phones 21, with competitive rates and one team to deal with.
Telephony services
We provide telephony through our sister company, Phones 21. Phone systems are hosted across a global data centre network, at very competitive rates.
- Prices from £15 per phone per month
- Additional global numbers from £5 per month
- Custom conferencing systems from £10 per month
- Deal only with us
- Free inter-office calls and unlimited free inbound calls
- Competitive outbound call rates
- A wide selection of handsets
What our clients say
Read all our Google reviews-
My business (Acorns and Oaks) started working with Office21 last year and we've been so impressed with the services we've received. Knowledgeable, personable and professional. Highly recommend.
Maria R., Acorns and Oaks
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Daniel stopped by the office to check on a few things, including the setup. He was very friendly and helpful, offering great support to colleagues who were dealing with IT issues.
Kinga J.
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What a great experience! I contacted Office 21 with an issue, and they were incredibly helpful. The support agent was patient, understood my problem perfectly, and provided a clear solution.
Tatiana F.
Talk to someone who will actually fix it
Tell us what is slowing your team down. We will come back with practical next steps, usually the same day.