UK area code
01725 area code — Rockbourne
01725 is Ofcom’s Rockbourne numbering area, in Hampshire, South East England. 84 phone companies hold its 89 allocated number blocks. Its numbers are written like 01725 234 567. The nearest other codes are 01425 Ringwood (13 km) and 01722 Salisbury (15 km).
01725 at a glance
- Ofcom area name
- Rockbourne
- County
- Hampshire
- Council area
- Hampshire
- Region
- South East England
- Number format
- 01725 234 567 (4+6)
- Local calls
- Full number recommended
- Current code since
- 1995 (previously 0725)
- Allocated blocks
- 89 of 496 (18%) across 84 providers
- Newest block
- 26 January 2026 (1 in the last 12 months)
Sources: Ofcom numbering data (weekly) and area-code list, Ofcom Numbering Plan, ONS geography.
If a 01725 number called you
No clear pattern in reports for these numbers yet. If a call worried you:
- 1
Call back on a number you trust
If a caller says they're your bank, HMRC, a courier or a council, hang up and ring the organisation on the number from its website or your statement, never the number that called you. Caller ID can be faked.
- 2
Forward it to 7726
On a mobile, copy the caller's number from your recent calls and text it to 7726 (it spells SPAM). Scam texts can be forwarded to 7726 as they are. It's free, and your network uses the reports to investigate and block numbers.
- 3
Stop sales calls
Register your landline and mobile free with the Telephone Preference Service (0345 070 0707). Legitimate UK marketers must check it; calls should drop within 28 days. It won't stop scammers.
- 4
If you lost money or shared details
Call your bank on the number on your card (or 159 to reach most UK banks safely), then report it to Report Fraud online or on 0300 123 2040. Report Fraud replaced Action Fraud on 4 December 2025 for England, Wales and Northern Ireland; in Scotland call Police Scotland on 101.
01725 history and number format
Number format: Numbers on 01725 use Ofcom's 4+6 format: the 5-digit code (including the leading 0) followed by a 6-digit local number — written like 01725 234 567.
Before 1995: 01725 took its current form at PhONEday on 16 April 1995, when a "1" was inserted into every UK geographic code — before that the area dialled 0725.
Local dialling: Traditionally not from another 01725 landline, but it now depends on your provider: Ofcom stopped requiring providers to offer local (code-free) dialling on 11 March 2022. Dialling 01725 first always works, and mobiles always need it.
Allocation record: the oldest number block still visible on 01725 was allocated on 15 July 1994, and the most recent on 26 January 2026. 1 block was allocated in the last 12 months — newly-activated ranges with no call history, which is worth knowing when an unfamiliar 01725 number rings (see the weekly numbering changelog for every new allocation.)
Phone companies holding 01725 numbers
Every Ofcom range holder with blocks on 01725, by allocated blocks. The holder is the company Ofcom allocated the block to; a number can since have been ported to another provider (see range holder vs current provider).
| Range holder | Allocated | All blocks | First block | Latest block |
|---|---|---|---|---|
| TalkTalk Communications Limited | 3 | 3 | 19 January 2012 | 12 February 2013 |
| BT | 2 | 2 | 15 July 1994 | 15 July 1994 |
| Digital Space Group Limited | 2 | 2 | 20 May 2008 | 15 March 2016 |
| Fuse 2 Communications Ltd | 2 | 2 | 3 July 2017 | 22 January 2024 |
| (AQ) LIMITED | 1 | 1 | 12 September 2012 | 12 September 2012 |
| 24 Seven Cloud Communications Ltd | 1 | 1 | 21 January 2020 | 21 January 2020 |
| 8x8 Communications UK Limited | 1 | 1 | 10 April 2012 | 10 April 2012 |
| AQL Wholesale Ltd | 1 | 1 | 4 August 2006 | 4 August 2006 |
| Adepteo Limited | 1 | 1 | 6 December 2016 | 6 December 2016 |
| Andrews & Arnold (Numbers) Ltd | 1 | 1 | 27 March 2009 | 27 March 2009 |
| Atomstream Limited | 1 | 1 | 14 May 2010 | 14 May 2010 |
| Barritel Limited | 1 | 1 | 23 June 2006 | 23 June 2006 |
| Belgacom International Carrier Services SA | 1 | 1 | 24 April 2020 | 24 April 2020 |
| Bicom Systems EURL | 1 | 1 | 1 March 2012 | 1 March 2012 |
| Bink Networks Ltd | 1 | 1 | 11 April 2023 | 11 April 2023 |
| CFL Communications Ltd | 1 | 1 | 15 July 2009 | 15 July 2009 |
| Calltracks Limited | 1 | 1 | 18 February 2014 | 18 February 2014 |
| Colt Technology Services | 1 | 1 | 4 July 2016 | 4 July 2016 |
| Content Guru Limited | 1 | 1 | 12 October 2012 | 12 October 2012 |
| Convergence Group (wireless) Networks Limited | 1 | 1 | 21 May 2019 | 21 May 2019 |
| Datazero Ltd | 1 | 1 | 2 December 2010 | 2 December 2010 |
| Dial 9 Communications Limited | 1 | 1 | 8 January 2020 | 8 January 2020 |
| Digitech Solutions Global Limited | 1 | 1 | 27 April 2010 | 27 April 2010 |
| EVE CONNECT LTD | 1 | 1 | 15 June 2022 | 15 June 2022 |
| Flextel Limited | 1 | 1 | 11 November 2005 | 11 November 2005 |
| GCI Network Solutions Limited | 1 | 1 | 20 December 2023 | 20 December 2023 |
| Gamma Telecom Holdings Limited | 1 | 1 | 28 April 2005 | 28 April 2005 |
| Hello Telecom (UK) Limited | 1 | 1 | 17 November 2011 | 17 November 2011 |
| I.T Communications Limited | 1 | 1 | 21 October 2016 | 21 October 2016 |
| ICC Networks Ltd | 1 | 1 | 16 April 2012 | 16 April 2012 |
Showing the 30 largest of 84 holders.
All number blocks on 01725first 200 of 496, by prefix
| Prefix | Status | Range holder |
|---|---|---|
| +44 172500 | Protected | — |
| +44 172501 | Protected | — |
| +44 172502 | Protected | — |
| +44 172503 | Protected | — |
| +44 172504 | Protected | — |
| +44 172505 | Protected | — |
| +44 172506 | Protected | — |
| +44 172507 | Protected | — |
| +44 172508 | Protected | — |
| +44 172509 | Protected | — |
| +44 172510 | Protected | — |
| +44 172511 | Protected | — |
| +44 172512 | Protected | — |
| +44 172513 | Protected | — |
| +44 172514 | Protected | — |
| +44 172515 | Protected | — |
| +44 172516 | Protected | — |
| +44 172517 | Protected | — |
| +44 172518 | Protected | — |
| +44 172519 | Protected | — |
| +44 172520 | Allocated | TelNG Limited |
| +44 172521 | Allocated | Voiceflex Limited |
| +44 172522 | Protected | — |
| +44 1725230 | Protected | — |
| +44 1725231 | Protected | — |
| +44 1725232 | Protected | — |
| +44 1725233 | Protected | — |
| +44 1725234 | Protected | — |
| +44 1725235 | Protected | — |
| +44 1725236 | Protected | — |
| +44 1725237 | Protected | — |
| +44 1725238 | Allocated | TalkTalk Communications Limited |
| +44 1725239 | Allocated | TalkTalk Communications Limited |
| +44 172524 | Allocated | (AQ) LIMITED |
| +44 172525 | Allocated | Localphone Limited |
| +44 1725260 | Protected | — |
| +44 1725261 | Protected | — |
| +44 1725262 | Protected | — |
| +44 1725263 | Protected | — |
| +44 1725264 | Protected | — |
| +44 1725265 | Protected | — |
| +44 1725266 | Protected | — |
| +44 1725267 | Protected | — |
| +44 1725268 | Protected | — |
| +44 1725269 | Protected | — |
| +44 172527 | Allocated | VoIP-Un Limited |
| +44 172528 | Allocated | Redcentric Solutions Limited |
| +44 172529 | Allocated | Nationwide Telephone Assistance Ltd |
| +44 1725300 | Protected | — |
| +44 1725301 | Protected | — |
| +44 1725302 | Protected | — |
| +44 1725303 | Protected | — |
| +44 1725304 | Protected | — |
| +44 1725305 | Protected | — |
| +44 1725306 | Protected | — |
| +44 1725307 | Allocated | Digital Space Group Limited |
| +44 1725308 | Protected | — |
| +44 1725309 | Protected | — |
| +44 172531 | Allocated | Telecom2 Limited |
| +44 172532 | Allocated | Digital Space Group Limited |
| +44 172533 | Allocated | Net-Work Internet Ltd |
| +44 172534 | Allocated | Nodemax Limited |
| +44 1725350 | Allocated | Voxbone SA |
| +44 1725351 | Protected | — |
| +44 1725352 | Protected | — |
| +44 1725353 | Protected | — |
| +44 1725354 | Protected | — |
| +44 1725355 | Protected | — |
| +44 1725356 | Protected | — |
| +44 1725357 | Protected | — |
| +44 1725358 | Protected | — |
| +44 1725359 | Protected | — |
| +44 172536 | Allocated | Served Up Limited |
| +44 172537 | Allocated | Solutios Limited |
| +44 172538 | Allocated | Mars Communications Limited |
| +44 172539 | Quarantined | — |
| +44 172540 | Allocated | Andrews & Arnold (Numbers) Ltd |
| +44 172541 | Allocated | Telecoms World Limited |
| +44 172542 | Allocated | Nexus Telecommunications Limited |
| +44 172543 | Allocated | Invade International Ltd |
| +44 172544 | Quarantined | — |
| +44 172545 | Allocated | CFL Communications Ltd |
| +44 1725460 | Allocated | Digitech Solutions Global Limited |
| +44 1725461 | Allocated | Calltracks Limited |
| +44 1725462 | Allocated | GCI Network Solutions Limited |
| +44 1725463 | Allocated | Datazero Ltd |
| +44 1725464 | Allocated | Suretec Systems Ltd |
| +44 1725465 | Allocated | Windsor Telecom Limited |
| +44 1725466 | Allocated | Atomstream Limited |
| +44 1725467 | Allocated | Telappliant Limited |
| +44 1725468 | Allocated | Telephone Box Limited |
| +44 1725469 | Protected | — |
| +44 1725470 | Allocated | Phone Co-Op Numbering Limited |
| +44 1725471 | Protected | — |
| +44 1725472 | Allocated | Invosys Limited |
| +44 1725473 | Allocated | Nexbridge Communications Limited |
| +44 1725474 | Allocated | INTELLIGENT EXCHANGES LIMITED |
| +44 1725475 | Allocated | YayYay Limited |
| +44 1725476 | Allocated | Sky UK Limited |
| +44 1725477 | Allocated | TalkTalk Communications Limited |
| +44 1725478 | Protected | — |
| +44 1725479 | Allocated | Orbtalk Limited |
| +44 1725480 | Allocated | Hello Telecom (UK) Limited |
| +44 1725481 | Allocated | Internexus Networks Limited |
| +44 1725482 | Allocated | Bicom Systems EURL |
| +44 1725483 | Allocated | 8x8 Communications UK Limited |
| +44 1725484 | Protected | — |
| +44 1725485 | Allocated | ICC Networks Ltd |
| +44 1725486 | Allocated | Ziron Limited |
| +44 1725487 | Allocated | Inet Telecoms Ltd (Voipfone) |
| +44 1725488 | Allocated | Simwood eSMS Limited |
| +44 1725489 | Allocated | Invoco Ltd |
| +44 1725490 | Allocated | Content Guru Limited |
| +44 1725491 | Allocated | Fuse 2 Communications Ltd |
| +44 1725492 | Allocated | IOVOX Limited |
| +44 1725493 | Allocated | Kalnet4U Ltd |
| +44 1725494 | Allocated | Minotaur Telecom Limited |
| +44 1725495 | Allocated | Redwood Technologies Ltd |
| +44 1725496 | Allocated | Convergence Group (wireless) Networks Limited |
| +44 1725497 | Allocated | Nuso Cloud UK Limited |
| +44 1725498 | Allocated | XoverX Ltd |
| +44 1725499 | Protected | — |
| +44 1725500 | Protected | — |
| +44 1725501 | Protected | — |
| +44 1725502 | Protected | — |
| +44 1725503 | Protected | — |
| +44 1725504 | Protected | — |
| +44 1725505 | Protected | — |
| +44 1725506 | Protected | — |
| +44 1725507 | Protected | — |
| +44 1725508 | Protected | — |
| +44 1725509 | Protected | — |
| +44 172551 | Allocated | BT |
| +44 172552 | Protected | — |
| +44 172553 | Allocated | Gamma Telecom Holdings Limited |
| +44 1725540 | Allocated | Linear Telecoms Limited |
| +44 1725541 | Protected | — |
| +44 1725542 | Protected | — |
| +44 1725543 | Protected | — |
| +44 1725544 | Protected | — |
| +44 1725545 | Protected | — |
| +44 1725546 | Protected | — |
| +44 1725547 | Protected | — |
| +44 1725548 | Protected | — |
| +44 1725549 | Protected | — |
| +44 172555 | Allocated | BT |
| +44 172556 | Protected | — |
| +44 172557 | Allocated | Magrathea Telecommunications Limited |
| +44 1725580 | Protected | — |
| +44 1725581 | Protected | — |
| +44 1725582 | Protected | — |
| +44 1725583 | Protected | — |
| +44 1725584 | Allocated | Six Degrees Technology Group Limited |
| +44 1725585 | Protected | — |
| +44 1725586 | Protected | — |
| +44 1725587 | Protected | — |
| +44 1725588 | Protected | — |
| +44 1725589 | Protected | — |
| +44 172559 | Protected | — |
| +44 1725600 | Protected | — |
| +44 1725601 | Allocated | Mintaka Limited |
| +44 1725602 | Allocated | I.T Communications Limited |
| +44 1725603 | Allocated | Adepteo Limited |
| +44 1725604 | Allocated | Dial 9 Communications Limited |
| +44 1725605 | Allocated | Colt Technology Services |
| +44 1725606 | Protected | — |
| +44 1725607 | Allocated | IP Voice Networks Ltd |
| +44 1725608 | Allocated | 24 Seven Cloud Communications Ltd |
| +44 1725609 | Protected | — |
| +44 1725610 | Allocated | EVE CONNECT LTD |
| +44 1725611 | Allocated | Number Services Ltd. |
| +44 1725612 | Allocated | SiPalto Ltd |
| +44 1725613 | Free | — |
| +44 1725614 | Allocated | VOXYONDER NETWORK SERVICES UK LTD |
| +44 1725615 | Allocated | ICUK Computing Services Limited |
| +44 1725616 | Allocated | Zapappi Ltd |
| +44 1725617 | Allocated | Mi Telecom Limited |
| +44 1725618 | Allocated | Belgacom International Carrier Services SA |
| +44 1725619 | Allocated | Fuse 2 Communications Ltd |
| +44 1725620 | Allocated | Bink Networks Ltd |
| +44 1725621 | Free | — |
| +44 1725622 | Allocated | KCOM Group Ltd |
| +44 1725623 | Free | — |
| +44 1725624 | Free | — |
| +44 1725625 | Free | — |
| +44 1725626 | Free | — |
| +44 1725627 | Free | — |
| +44 1725628 | Free | — |
| +44 1725629 | Free | — |
| +44 1725630 | Protected | — |
| +44 1725631 | Protected | — |
| +44 1725632 | Protected | — |
| +44 1725633 | Protected | — |
| +44 1725634 | Protected | — |
| +44 1725635 | Protected | — |
| +44 1725636 | Protected | — |
| +44 1725637 | Protected | — |
| +44 1725638 | Protected | — |
| +44 1725639 | Protected | — |
| +44 1725640 | Protected | — |
Related lookups
- 01425 Ringwood13 km away
- 01722 Salisbury15 km away
- 01980 Amesbury24 km away
- 01794 Romsey24 km away
- TalkTalk Communications Limited3 allocated blocks on 01725
- BT2 allocated blocks on 01725
- Digital Space Group Limited2 allocated blocks on 01725
- All UK towns A–ZDialling codes by town
- More Hampshire codesSame region
- All UK area codesBrowse every 01/02 dialling code
- Lookup any UK numberFree reverse phone lookup
- UK area codes explainedCornerstone guide
- 020 London numbers explainedCornerstone guide
- 0330 numbers explainedCornerstone guide
- How Ofcom allocates UK phone numbersCornerstone guide
FAQs about 01725
Where is area code 01725?
01725 is Ofcom's Rockbourne numbering area, in Hampshire, South East England. Its exchange town is in Hampshire. From abroad, drop the 0 and dial +44 1725.
Do I need to dial 01725 for a local call?
Traditionally not from another 01725 landline, but it now depends on your provider: Ofcom stopped requiring providers to offer local (code-free) dialling on 11 March 2022. Dialling 01725 first always works, and mobiles always need it.
How are 01725 numbers written?
Numbers on 01725 use Ofcom's 4+6 format: the 5-digit code (including the leading 0) followed by a 6-digit local number — written like 01725 234 567. From abroad the leading zero is dropped: +44 1725 then the local number.
What was the 01725 area code before?
01725 took its current form at PhONEday on 16 April 1995, when a "1" was inserted into every UK geographic code — before that the area dialled 0725. Old signage or stationery showing 0725 refers to the same Rockbourne numbers.
Which phone companies hold 01725 numbers?
Ofcom lists 84 providers with allocated blocks on 01725. The largest are TalkTalk Communications Limited with 3 of the 89 allocated blocks, BT with 2 of the 89 allocated blocks and Digital Space Group Limited with 2 of the 89 allocated blocks. Numbers can be ported, so a number's current provider may differ from the block's holder.
Which area codes are next to 01725?
By distance between exchange towns, the nearest other codes are 01425 Ringwood (13 km), 01722 Salisbury (15 km), 01980 Amesbury (24 km) and 01794 Romsey (24 km).
How do I report a scam call from a 01725 number?
On a mobile, text the caller's number to 7726 (free). If you lost money or shared details, call your bank and report it to Report Fraud (0300 123 2040), which replaced Action Fraud in December 2025. Unwanted sales calls go to the ICO after registering with the Telephone Preference Service.