01925 Area Code
The dialling code for Warrington: what 01925 numbers are, who holds them, and what to do about a call you don't recognise.
What Is the 01925 Area Code?
Warrington landline number. 01925 is the dialling code for Warrington. Numbers starting 01925 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Warrington.
Who was the range allocated to?
Ofcom has allocated 01925 numbers to 85 providers. The largest holders are BT, Vodafone Ltd (C&W) and Virgin Media 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 01925 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 01925 Range
| Number type | Warrington landline number |
|---|---|
| Area | Warrington |
| Number format | 01925 XXXXXX |
| Allocated by Ofcom | 68% of the range, to 85 providers |
| First allocation on record | 15 July 1994 |
| Most recent allocation | 17 March 2026 |
Largest holders of 01925 numbers
| Provider (as allocated by Ofcom) | Share of range | First allocated |
|---|---|---|
| BT | 32% | 15 July 1994 |
| Vodafone Ltd (C&W) | 8% | 9 September 2013 |
| Virgin Media Limited | 5% | 15 July 1994 |
| Gamma Telecom Holdings Limited | 4% | 15 November 2012 |
| Sky UK Limited | 2% | 12 June 2013 |
| TalkTalk Communications Limited | 2% | 26 November 2009 |
79 more providers hold smaller blocks.
Allocation data: Ofcom numbering data, as published 28 October 2026.
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Common Questions About 01925 Numbers
Where is the 01925 area code?
01925 is the dialling code for Warrington. Numbers starting 01925 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Warrington.
Is 01925 a mobile number?
No. 01925 is a landline (geographic) area code for Warrington. UK mobile numbers start with 07.
Who does the 01925 range belong to?
Ofcom has allocated 01925 numbers to 85 providers. The largest holders are BT, Vodafone Ltd (C&W) and Virgin Media 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 01925 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 01925 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.