01635 Area Code
The dialling code for Newbury: what 01635 numbers are, who holds them, and what to do about a call you don't recognise.
What Is the 01635 Area Code?
Newbury landline number. 01635 is the dialling code for Newbury. Numbers starting 01635 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Newbury.
Who was the range allocated to?
Ofcom has allocated 01635 numbers to 109 providers. The largest holders are BT, Gamma Telecom Holdings Limited 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 01635 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 01635 Range
| Number type | Newbury landline number |
|---|---|
| Area | Newbury |
| Number format | 01635 XXXXXX |
| Allocated by Ofcom | 62% of the range, to 109 providers |
| First allocation on record | 15 July 1994 |
| Most recent allocation | 17 March 2026 |
Largest holders of 01635 numbers
| Provider (as allocated by Ofcom) | Share of range | First allocated |
|---|---|---|
| BT | 28% | 15 July 1994 |
| Gamma Telecom Holdings Limited | 4% | 16 October 2002 |
| Virgin Media Limited | 3% | 25 June 1996 |
| Vodafone Ltd (C&W) | 2% | 9 September 2013 |
| AQL Wholesale Ltd | 1% | 1 November 2004 |
| Adviqo UK Limited | 1% | 12 June 2012 |
103 more providers hold smaller blocks.
Allocation data: Ofcom numbering data, as published 28 October 2026.
Get Your Own 01635 Number
Want a Newbury number for your business? DigitalNumbers gives you one that rings on your existing mobile, with its own app, voicemail and WhatsApp Business support. 100+ numbers currently available.
- Make and receive calls using our included app
- Forwards calls to your existing mobile
- Works with WhatsApp Business
- Includes professional voicemail
- Lets you set working hours
Common Questions About 01635 Numbers
Where is the 01635 area code?
01635 is the dialling code for Newbury. Numbers starting 01635 are landline numbers for that area. Internet phone services can use them too, so a caller is not necessarily in Newbury.
Is 01635 a mobile number?
No. 01635 is a landline (geographic) area code for Newbury. UK mobile numbers start with 07.
Who does the 01635 range belong to?
Ofcom has allocated 01635 numbers to 109 providers. The largest holders are BT, Gamma Telecom Holdings Limited 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 01635 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 01635 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.