033335 UK-wide numbers
Ofcom’s numbering data lists 10 number ranges starting 033335, allocated to 2 providers. The largest holder is Core Telecom 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 033335 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider8 ranges
- Core Telecom Limited1 range
- VoiceHost Limited1 range
Range status
How Ofcom lists the ranges starting 033335.
Allocations by year
Explore by the next digit
Each block below starts 033335. Pick one to narrow it down.
What a 033335 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.
033335 numbers: common questions
Who owns 033335 numbers?
Ofcom allocated the ranges starting 033335 to Core Telecom Limited, VoiceHost Limited. 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 033335 number from abroad?
Replace the leading 0 with +44. For example, a number starting 033335 becomes +44 33335 followed by the rest of the number.
How much does it cost to call a 033335 number?
Never cost more than calling an 01 or 02 number, and count towards inclusive minutes.
Is a call from a 033335 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 033335 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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