01273 Area Code
The dialling code for Brighton: what 01273 numbers are, who holds them, and what to do about a call you don't recognise.
What Is the 01273 Area Code?
Brighton landline number. 01273 is the dialling code for Brighton. Numbers starting 01273 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Brighton.
Who was the range allocated to?
Ofcom has allocated 01273 numbers to 102 providers. The largest holders are BT, Virgin Media Limited and Gamma Telecom Holdings Limited.
Numbers can be moved (ported) between networks, so the network a caller uses today may not be the one Ofcom allocated the block to. The allocation does not identify the person or business using a number.
Had a call from a 01273 number you don't recognise?
We can't tell you who called: an area code only shows the type of number and the provider Ofcom allocated the range to.
- Don't call back in a hurry, even if a message says it's urgent. Never give bank details or security codes on a call you didn't expect.
- Block the number from your phone's recent calls list.
- Forward scam texts free to 7726. Report unwanted marketing calls to the ICO, and see Ofcom's advice on scam calls.
- Register your number with the Telephone Preference Service to opt out of sales calls.
About the 01273 Range
| Number type | Brighton landline number |
|---|---|
| Area | Brighton |
| Number format | 01273 XXXXXX |
| Allocated by Ofcom | 88% of the range, to 102 providers |
| First allocation on record | 15 July 1994 |
| Most recent allocation | 25 September 2026 |
Largest holders of 01273 numbers
| Provider (as allocated by Ofcom) | Share of range | First allocated |
|---|---|---|
| BT | 46% | 15 July 1994 |
| Virgin Media Limited | 10% | 15 July 1994 |
| Gamma Telecom Holdings Limited | 6% | 1 March 2004 |
| Vodafone Ltd (C&W) | 6% | 18 June 2013 |
| Sky UK Limited | 3% | 20 June 2013 |
| TalkTalk Communications Limited | 2% | 13 March 2007 |
96 more providers hold smaller blocks.
Allocation data: Ofcom numbering data, as published 28 October 2026.
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Common Questions About 01273 Numbers
Where is the 01273 area code?
01273 is the dialling code for Brighton. Numbers starting 01273 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Brighton.
Is 01273 a mobile number?
No. 01273 is a landline (geographic) area code for Brighton. UK mobile numbers start with 07.
Who does the 01273 range belong to?
Ofcom has allocated 01273 numbers to 102 providers. The largest holders are BT, Virgin Media Limited and Gamma Telecom Holdings Limited. Numbers can be moved (ported) between networks, so the network a caller uses today may not be the one Ofcom allocated the block to. The allocation does not identify the person or business using a number.
Who called me from a 01273 number?
We can't tell you who called. An area code only shows the type of number and which provider Ofcom allocated the range to. If you don't recognise a 01273 number, don't call back in a hurry, and never give out bank details or security codes on a call you didn't expect.
Block the number from your phone's recent calls list. Forward scam texts free to 7726, report unwanted marketing calls to the ICO, and see Ofcom's advice on scam calls.