0343 Prefix: UK-wide numbers (03)
Numbers starting with 0343 are UK-wide numbers (03). UK-wide numbers that are not tied to an area. They cost the same as calling an 01 or 02 number and count towards inclusive minutes. Banks, government departments, charities and large companies use them a lot.
0343 numbers reported on Who Calls You
- 0343 290 0208 Non-geographic · 0 reports No reports yet
What does the 0343 prefix mean?
The prefix is the first digits of a phone number. In the UK it tells you what kind of number it is and how much a call back costs. UK-wide numbers that are not tied to an area. They cost the same as calling an 01 or 02 number and count towards inclusive minutes. Banks, government departments, charities and large companies use them a lot.
Who uses 0343 numbers?
0343 numbers are not linked to a town, so they are popular with companies that want one number for the whole country: call centres, banks, utilities, delivery firms and online services. The same features make them attractive to sales callers and scammers, so check the reports before calling back.
Phone companies with 0343 prefix numbers
Ofcom has allocated 235 blocks of 0343 prefix numbers to many companies, the oldest allocation still active dating from 2008. The companies holding the most blocks:
- Vodafone Ltd (former Cable & Wireless ranges) 37 blocks
- Core Telecom Limited 23 blocks
- Gamma Telecom Holdings Limited 20 blocks
- TalkTalk Communications Limited 20 blocks
- Business Broadcast Communications Limited 15 blocks
- GCI Network Solutions Limited 12 blocks
- Virgin Media Limited 11 blocks
- Numbers Telecom Limited 8 blocks
- Six Degrees Technology Group Limited 8 blocks
- Liquid 11 Limited 7 blocks
A range holder is the company Ofcom gave the numbers to. Many pass numbers on to businesses and internet phone services, so the holder is often not the caller. Source: Ofcom numbering data.