030003 UK-wide numbers
Ofcom’s numbering data lists 10 number ranges starting 030003, allocated to 7 providers. The largest holder is FUSION TELECOM LTD, with 10% 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 030003 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider3 ranges
- FUSION TELECOM LTD1 range
- Gamma Telecom Holdings Limited1 range
- TTNC Limited1 range
- Square Systems Limited1 range
- Tabsoft Limited1 range
- Babble Cloud (SUI) Limited1 range
- TelXL Limited1 range
Range status
How Ofcom lists the ranges starting 030003.
Allocations by year
Explore by the next digit
Each block below starts 030003. Pick one to narrow it down.
What a 030003 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.
030003 numbers: common questions
Who owns 030003 numbers?
Ofcom allocated the ranges starting 030003 to FUSION TELECOM LTD, Gamma Telecom Holdings Limited, TTNC 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 030003 number from abroad?
Replace the leading 0 with +44. For example, a number starting 030003 becomes +44 30003 followed by the rest of the number.
How much does it cost to call a 030003 number?
Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.
Is a call from a 030003 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 030003 number call you?
Check the full number to see if it belongs to a verified UK business and what other people have reported.
UK phone numbers explained → · Let us screen unknown callers →