03458 UK-wide numbers
Ofcom’s numbering data lists 100 number ranges starting 03458, allocated to 23 providers. The largest holder is Six Degrees Technology Group Limited, 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 03458 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider28 ranges
- Six Degrees Technology Group Limited10 ranges
- Virgin Media Limited10 ranges
- Alphatalk Limited10 ranges
- TalkTalk Communications Limited8 ranges
- Vodafone Ltd (C&W)4 ranges
- Magrathea Telecommunications Limited4 ranges
- Flextel Limited4 ranges
- Gamma Telecom Holdings Limited4 ranges
- Nexus Telecommunications Limited2 ranges
- Buzz Networks Limited2 ranges
- GCI Network Solutions Limited2 ranges
+ 12 more
Range status
How Ofcom lists the ranges starting 03458.
Allocations by year
Explore by the next digit
Each block below starts 03458. Pick one to narrow it down.
What a 03458 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.
03458 numbers: common questions
Who owns 03458 numbers?
Ofcom allocated the ranges starting 03458 to Six Degrees Technology Group Limited, Virgin Media Limited, Alphatalk 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 03458 number from abroad?
Replace the leading 0 with +44. For example, a number starting 03458 becomes +44 3458 followed by the rest of the number.
How much does it cost to call a 03458 number?
Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.
Is a call from a 03458 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 03458 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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