03 National Numbers

Give your organisation a national presence with our inexpensive and trusted 0333, 0345, 0370 numbers

What are National Numbers?

National numbers are charged at the same rate as a national rate call to an 01 or 02 number. This non-geographical range gives your customers an inexpensive and trustworthy way to get in touch. 0333, 0345 and 0370 numbers are newer to the market than their 08 counterparts, but are quickly growing in popularity with UK organisations.

What is the cost of 03 Numbers?

Your customers are able to get in touch with you for the same charge as any other landline call - this can be up to 13p per minute from a landline, or between 3p-55p per minute from a mobile. If the caller has minutes included in their phone contract, the call will be free of charge.

Why Choose national Numbers?

National numbers are perfect for giving your business a real sense of national identity. While they’re newer than 01/02 numbers, they are quickly developing an equally trustworthy reputation.

Send your preferred specific digits with the form below. Alternatively, you can call us on 0207 058 1000

Telecom2 Business Phone Numbers Features

With our range of services, you have complete control over your call handling. You'll never miss a call again.

virtual number voicemail


Our voicemail service works just like any other, but all your messages are emailed straight to you. You can choose to keep our default greeting or upload your own. Our service is compatible with almost any audio file type.

virtual number fax to mail

Fax to Mail

Fed up with the fax machine? Why continue with outdated tech? Scrap it for one of our numbers. With our Fax2Email service, you'll receive any faxes straight to your inbox, without any additional costs.

virtual number play file

Play File

PlayFile allows you to play an audio file of your choice to your callers. Good for short introductions or information lines.

virtual number call forwarding

Call Forwarding

Our call forwarding service uses our state of the art telecommunications network to send your calls to your personal or office number. We currently offer forwarding to all UK mobile, landline and international destinations.

Get more from your numbers with our VoIP phone system

With Apex PBX you're truly optimising your phone system. Our management suite and extensive features cater for all businesses, regardless of sector or size​.

Conference Calling

Create conference rooms for an unlimited number of users.

Call Forwarding

Forward numbers to a mobile or even a softphone application.

Call Queuing

Accept and queue extra phone calls than your team can handle.

Call Recording

Record calls on demand and download or receive audio files via email.

VoIP Telephone System

Ring Group

Enable multiple phone users to receive incoming calls.

Out of Office

Set up a voicemail for outside of working hours and amend dates and times via our web portal.

Time Based Routing

Create call groups and voicemails to apply during certain week times.


Create bespoke system menus and call filtering for departments.

Speak to our expert team to help choose the perfect numbers for your business