02921 numbers in Cardiff
Numbers beginning 02921 are part of the Cardiff dialling area, whose area code is 029. Ofcom’s numbering data lists 100 number ranges starting 02921, allocated to 70 providers. The largest holder is Gamma Telecom Holdings Limited, with 4% of them.
Who were 02921 ranges given to?
Providers Ofcom allocated these number ranges to.
- Not allocated to a provider17 ranges
- Gamma Telecom Holdings Limited4 ranges
- Vodafone Ltd (C&W)4 ranges
- Digital Space Group Limited3 ranges
- TalkTalk Communications Limited3 ranges
- Virgin Media Limited3 ranges
- Colt Technology Services2 ranges
- Telappliant Limited1 range
- Invosys Limited1 range
- WightFibre Limited1 range
- WAVECREST NETWORKS LIMITED1 range
- ICC Networks Ltd1 range
+ 59 more
Range status
How Ofcom lists the ranges starting 02921.
Allocations by year
Explore by the next digit
Each block below starts 02921. Pick one to narrow it down.
What a 02921 number tells you
What it is
Ordinary landline numbers tied to a place. The area code tells you which dialling area the number was issued for – 0161 is Manchester, 020 is London, 01388 is Bishop Auckland.
What it costs
Charged as a normal UK call and usually included in landline and mobile allowances.
Watch out for
A local-looking number feels familiar, which is exactly why scammers spoof them. A local area code is not proof the caller is local.
02921 numbers: common questions
Where is the 029 area code?
029 is the UK dialling code for Cardiff. Calls from a 029 number were made from a phone line issued for that area – although caller ID can be faked, so a local code is not proof the caller is local.
Who owns 02921 numbers?
Ofcom allocated the ranges starting 02921 to Gamma Telecom Holdings Limited, Vodafone Ltd (C&W), Digital Space Group 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 02921 number from abroad?
Replace the leading 0 with +44. For example, a number starting 029 becomes +44 29 followed by the rest of the number.
How much does it cost to call a 02921 number?
Charged as a normal UK call and usually included in landline and mobile allowances.
Is a call from a 02921 number a scam?
A local-looking number feels familiar, which is exactly why scammers spoof them. A local area code is not proof the caller is local. 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 02921 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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