03001 UK-wide numbers
Ofcom’s numbering data lists 100 number ranges starting 03001, allocated to 19 providers. The largest holder is BT, with 22% of them. Non-geographic numbers used by public bodies, charities and businesses that want one number for the whole country. 030 is used by public sector and not-for-profit organisations.
Who were 03001 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider45 ranges
- BT22 ranges
- Colt Technology Services13 ranges
- Lumen Technologies UK Limited3 ranges
- GCI Network Solutions Limited2 ranges
- Andrews & Arnold (Numbers) Ltd1 range
- Telecoms World Direct Limited1 range
- Subtopia Limited1 range
- Flextel Limited1 range
- Vodafone Ltd (C&W)1 range
- VoIP-Un Limited1 range
- Core Telecom Limited1 range
+ 8 more
Range status
How Ofcom lists the ranges starting 03001.
Allocations by year
Explore by the next digit
Each block below starts 03001. Pick one to narrow it down.
What a 03001 number tells you
What it is
Non-geographic numbers used by public bodies, charities and businesses that want one number for the whole country. 030 is used by public sector and not-for-profit organisations.
What it costs
Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.
Watch out for
Banks and government departments often use 03 numbers, so scammers spoof them. If a caller asks for security details, hang up and call the number on your card or statement.
03001 numbers: common questions
Who owns 03001 numbers?
Ofcom allocated the ranges starting 03001 to BT, Colt Technology Services, Lumen Technologies UK Limited and others. Numbers can be moved between providers, so this shows who the range was originally given to – not who is using a particular number today.
How do I call a 03001 number from abroad?
Replace the leading 0 with +44. For example, a number starting 03001 becomes +44 3001 followed by the rest of the number.
How much does it cost to call a 03001 number?
Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.
Is a call from a 03001 number a scam?
Banks and government departments often use 03 numbers, so scammers spoof them. If a caller asks for security details, hang up and call the number on your card or statement. Check the full number on Who’s Calling to see if it belongs to a verified business and what other people have reported.
Did a 03001 number call you?
Check the full number to see if it belongs to a verified UK business and what other people have reported.
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