UK area code
01439 area code — Helmsley
01439 is Ofcom’s Helmsley numbering area, in North Yorkshire, Yorkshire and The Humber England. 76 phone companies hold its 90 allocated number blocks. Its numbers are written like 01439 234 567. The nearest other codes are 01347 Easingwold (17 km) and 01751 Pickering (18 km).
01439 at a glance
- Ofcom area name
- Helmsley
- County
- North Yorkshire
- Council area
- North Yorkshire
- Region
- Yorkshire and The Humber England
- Number format
- 01439 234 567 (4+6)
- Local calls
- Full number recommended
- Current code since
- 1995 (previously 0439)
- Allocated blocks
- 90 of 460 (20%) across 76 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 01439 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.
01439 history and number format
Number format: Numbers on 01439 use Ofcom's 4+6 format: the 5-digit code (including the leading 0) followed by a 6-digit local number — written like 01439 234 567.
Before 1995: 01439 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 0439.
Local dialling: Traditionally not from another 01439 landline, but it now depends on your provider: Ofcom stopped requiring providers to offer local (code-free) dialling on 11 March 2022. Dialling 01439 first always works, and mobiles always need it.
Allocation record: the oldest number block still visible on 01439 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 01439 number rings (see the weekly numbering changelog for every new allocation.)
Phone companies holding 01439 numbers
Every Ofcom range holder with blocks on 01439, 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 |
|---|---|---|---|---|
| BT | 5 | 5 | 15 July 1994 | 2 January 1996 |
| Gamma Telecom Holdings Limited | 5 | 5 | 7 February 2013 | 7 February 2013 |
| Inet Telecoms Ltd (Voipfone) | 3 | 3 | 30 November 2009 | 30 November 2009 |
| Digital Space Group Limited | 2 | 2 | 30 November 2007 | 15 March 2016 |
| Fuse 2 Communications Ltd | 2 | 2 | 4 July 2017 | 22 January 2024 |
| GCI Network Solutions Limited | 2 | 2 | 25 April 2017 | 20 December 2023 |
| TalkTalk Communications Limited | 2 | 2 | 19 January 2012 | 19 January 2012 |
| (AQ) LIMITED | 1 | 1 | 11 September 2012 | 11 September 2012 |
| 24 Seven Cloud Communications Ltd | 1 | 1 | 17 January 2020 | 17 January 2020 |
| 8x8 Communications UK Limited | 1 | 1 | 29 March 2012 | 29 March 2012 |
| AQL Wholesale Ltd | 1 | 1 | 26 June 2006 | 26 June 2006 |
| Adepteo Limited | 1 | 1 | 17 January 2017 | 17 January 2017 |
| Andrews & Arnold (Numbers) Ltd | 1 | 1 | 6 March 2009 | 6 March 2009 |
| Atomstream Limited | 1 | 1 | 23 April 2010 | 23 April 2010 |
| Barritel Limited | 1 | 1 | 7 June 2007 | 7 June 2007 |
| Bicom Systems EURL | 1 | 1 | 2 March 2012 | 2 March 2012 |
| Bink Networks Ltd | 1 | 1 | 3 April 2023 | 3 April 2023 |
| CFL Communications Ltd | 1 | 1 | 10 July 2009 | 10 July 2009 |
| Colt Technology Services | 1 | 1 | 20 June 2016 | 20 June 2016 |
| Content Guru Limited | 1 | 1 | 15 October 2012 | 15 October 2012 |
| Dial 9 Communications Limited | 1 | 1 | 10 December 2019 | 10 December 2019 |
| Digitech Solutions Global Limited | 1 | 1 | 28 April 2010 | 28 April 2010 |
| EVE CONNECT LTD | 1 | 1 | 9 November 2022 | 9 November 2022 |
| Flextel Limited | 1 | 1 | 17 November 2005 | 17 November 2005 |
| Hello Telecom (UK) Limited | 1 | 1 | 20 July 2012 | 20 July 2012 |
| I.T Communications Limited | 1 | 1 | 19 April 2016 | 19 April 2016 |
| ICC Networks Ltd | 1 | 1 | 13 April 2012 | 13 April 2012 |
| ICUK Computing Services Limited | 1 | 1 | 23 November 2022 | 23 November 2022 |
| INTELLIGENT EXCHANGES LIMITED | 1 | 1 | 26 January 2026 | 26 January 2026 |
| IOVOX Limited | 1 | 1 | 3 July 2012 | 3 July 2012 |
Showing the 30 largest of 76 holders.
Openreach exchanges at Helmsley
Exchanges Openreach lists at this location in its copper stop-sell programme, with the date new copper orders stop.
- Helmsley (HHN) MYHLMStop sell 14-Feb-26 · Tranche 19
All number blocks on 01439first 200 of 460, by prefix
| Prefix | Status | Range holder |
|---|---|---|
| +44 143900 | Protected | — |
| +44 143901 | Protected | — |
| +44 143902 | Protected | — |
| +44 143903 | Protected | — |
| +44 143904 | Protected | — |
| +44 143905 | Protected | — |
| +44 143906 | Protected | — |
| +44 143907 | Protected | — |
| +44 143908 | Protected | — |
| +44 143909 | Protected | — |
| +44 143910 | Protected | — |
| +44 143911 | Protected | — |
| +44 143912 | Protected | — |
| +44 143913 | Protected | — |
| +44 143914 | Protected | — |
| +44 143915 | Protected | — |
| +44 143916 | Protected | — |
| +44 143917 | Protected | — |
| +44 143918 | Protected | — |
| +44 143919 | Protected | — |
| +44 143920 | Allocated | Served Up Limited |
| +44 1439210 | Protected | — |
| +44 1439211 | Protected | — |
| +44 1439212 | Protected | — |
| +44 1439213 | Protected | — |
| +44 1439214 | Protected | — |
| +44 1439215 | Protected | — |
| +44 1439216 | Protected | — |
| +44 1439217 | Protected | — |
| +44 1439218 | Protected | — |
| +44 1439219 | Protected | — |
| +44 143922 | Allocated | TTNC Limited |
| +44 143923 | Allocated | TelNG Limited |
| +44 143924 | Allocated | Localphone Limited |
| +44 143925 | Allocated | Barritel Limited |
| +44 143926 | Protected | — |
| +44 1439270 | Protected | — |
| +44 1439271 | Protected | — |
| +44 1439272 | Protected | — |
| +44 1439273 | Protected | — |
| +44 1439274 | Protected | — |
| +44 1439275 | Protected | — |
| +44 1439276 | Protected | — |
| +44 1439277 | Allocated | Spitfire Network Services Limited |
| +44 1439278 | Protected | — |
| +44 1439279 | Protected | — |
| +44 143928 | Allocated | Redcentric Solutions Limited |
| +44 143929 | Protected | — |
| +44 1439300 | Protected | — |
| +44 1439301 | Protected | — |
| +44 1439302 | Protected | — |
| +44 1439303 | Protected | — |
| +44 1439304 | Protected | — |
| +44 1439305 | Protected | — |
| +44 1439306 | Protected | — |
| +44 1439307 | Protected | — |
| +44 1439308 | Protected | — |
| +44 1439309 | Protected | — |
| +44 1439310 | Allocated | YayYay Limited |
| +44 1439311 | Allocated | Bicom Systems EURL |
| +44 1439312 | Allocated | 8x8 Communications UK Limited |
| +44 1439313 | Protected | — |
| +44 1439314 | Allocated | ICC Networks Ltd |
| +44 1439315 | Allocated | Simwood eSMS Limited |
| +44 1439316 | Allocated | Hello Telecom (UK) Limited |
| +44 1439317 | Allocated | Ziron Limited |
| +44 1439318 | Allocated | IOVOX Limited |
| +44 1439319 | Protected | — |
| +44 1439320 | Allocated | Redwood Technologies Ltd |
| +44 1439321 | Allocated | Fuse 2 Communications Ltd |
| +44 1439322 | Allocated | Content Guru Limited |
| +44 1439323 | Allocated | Minotaur Telecom Limited |
| +44 1439324 | Allocated | Kalnet4U Ltd |
| +44 1439325 | Allocated | Nuso Cloud UK Limited |
| +44 1439326 | Allocated | Sky UK Limited |
| +44 1439327 | Allocated | M247 Ltd |
| +44 1439328 | Protected | — |
| +44 1439329 | Allocated | XoverX Ltd |
| +44 1439330 | Allocated | Gamma Telecom Holdings Limited |
| +44 1439331 | Protected | — |
| +44 1439332 | Protected | — |
| +44 1439333 | Protected | — |
| +44 1439334 | Protected | — |
| +44 1439335 | Protected | — |
| +44 1439336 | Allocated | Gamma Telecom Holdings Limited |
| +44 1439337 | Allocated | Gamma Telecom Holdings Limited |
| +44 1439338 | Allocated | Gamma Telecom Holdings Limited |
| +44 1439339 | Allocated | Gamma Telecom Holdings Limited |
| +44 143934 | Allocated | Flextel Limited |
| +44 143935 | Protected | — |
| +44 1439360 | Protected | — |
| +44 1439361 | Protected | — |
| +44 1439362 | Protected | — |
| +44 1439363 | Protected | — |
| +44 1439364 | Protected | — |
| +44 1439365 | Protected | — |
| +44 1439366 | Protected | — |
| +44 1439367 | Protected | — |
| +44 1439368 | Protected | — |
| +44 1439369 | Protected | — |
| +44 143937 | Allocated | AQL Wholesale Ltd |
| +44 143938 | Protected | — |
| +44 1439390 | Protected | — |
| +44 1439391 | Protected | — |
| +44 1439392 | Protected | — |
| +44 1439393 | Protected | — |
| +44 1439394 | Allocated | Six Degrees Technology Group Limited |
| +44 1439395 | Protected | — |
| +44 1439396 | Protected | — |
| +44 1439397 | Protected | — |
| +44 1439398 | Protected | — |
| +44 1439399 | Protected | — |
| +44 1439400 | Protected | — |
| +44 1439401 | Protected | — |
| +44 1439402 | Protected | — |
| +44 1439403 | Protected | — |
| +44 1439404 | Protected | — |
| +44 1439405 | Protected | — |
| +44 1439406 | Protected | — |
| +44 1439407 | Protected | — |
| +44 1439408 | Allocated | TalkTalk Communications Limited |
| +44 1439409 | Allocated | TalkTalk Communications Limited |
| +44 143941 | Allocated | Voiceflex Limited |
| +44 143942 | Protected | — |
| +44 143943 | Allocated | Nationwide Telephone Assistance Ltd |
| +44 143944 | Allocated | (AQ) LIMITED |
| +44 143945 | Allocated | VoIP-Un Limited |
| +44 143946 | Allocated | Digital Space Group Limited |
| +44 1439470 | Protected | — |
| +44 1439471 | Protected | — |
| +44 1439472 | Protected | — |
| +44 1439473 | Protected | — |
| +44 1439474 | Protected | — |
| +44 1439475 | Protected | — |
| +44 1439476 | Protected | — |
| +44 1439477 | Allocated | Digital Space Group Limited |
| +44 1439478 | Protected | — |
| +44 1439479 | Protected | — |
| +44 143948 | Allocated | Nodemax Limited |
| +44 143949 | Allocated | Telecom2 Limited |
| +44 143950 | Allocated | Net-Work Internet Ltd |
| +44 143951 | Protected | — |
| +44 1439520 | Allocated | Voxbone SA |
| +44 1439521 | Protected | — |
| +44 1439522 | Protected | — |
| +44 1439523 | Protected | — |
| +44 1439524 | Protected | — |
| +44 1439525 | Protected | — |
| +44 1439526 | Protected | — |
| +44 1439527 | Protected | — |
| +44 1439528 | Protected | — |
| +44 1439529 | Protected | — |
| +44 143953 | Allocated | Solutios Limited |
| +44 143954 | Quarantined | — |
| +44 143955 | Allocated | Mars Communications Limited |
| +44 143956 | Allocated | Andrews & Arnold (Numbers) Ltd |
| +44 143957 | Quarantined | — |
| +44 143958 | Allocated | CFL Communications Ltd |
| +44 143959 | Protected | — |
| +44 143960 | Allocated | Nexus Telecommunications Limited |
| +44 1439610 | Allocated | Inet Telecoms Ltd (Voipfone) |
| +44 1439611 | Allocated | Inet Telecoms Ltd (Voipfone) |
| +44 1439612 | Protected | — |
| +44 1439613 | Protected | — |
| +44 1439614 | Protected | — |
| +44 1439615 | Protected | — |
| +44 1439616 | Protected | — |
| +44 1439617 | Allocated | Inet Telecoms Ltd (Voipfone) |
| +44 1439618 | Protected | — |
| +44 1439619 | Protected | — |
| +44 1439620 | Allocated | Digitech Solutions Global Limited |
| +44 1439621 | Allocated | EVE CONNECT LTD |
| +44 1439622 | Allocated | Atomstream Limited |
| +44 1439623 | Allocated | VoiceHost Limited |
| +44 1439624 | Allocated | Telephone Box Limited |
| +44 1439625 | Protected | — |
| +44 1439626 | Allocated | Suretec Systems Ltd |
| +44 1439627 | Allocated | Phone Co-Op Numbering Limited |
| +44 1439628 | Allocated | GCI Network Solutions Limited |
| +44 1439629 | Allocated | Windsor Telecom Limited |
| +44 1439630 | Protected | — |
| +44 1439631 | Allocated | Nexbridge Communications Limited |
| +44 1439632 | Allocated | Mintaka Limited |
| +44 1439633 | Allocated | INTELLIGENT EXCHANGES LIMITED |
| +44 1439634 | Allocated | Invosys Limited |
| +44 1439635 | Protected | — |
| +44 1439636 | Allocated | Orbtalk Limited |
| +44 1439637 | Allocated | Invoco Ltd |
| +44 1439638 | Protected | — |
| +44 1439639 | Allocated | Internexus Networks Limited |
| +44 1439640 | Allocated | Number Services Ltd. |
| +44 1439641 | Allocated | Zapappi Ltd |
| +44 1439642 | Allocated | Colt Technology Services |
| +44 1439643 | Allocated | I.T Communications Limited |
| +44 1439644 | Free | — |
| +44 1439645 | Allocated | IP Voice Networks Ltd |
| +44 1439646 | Allocated | Adepteo Limited |
| +44 1439647 | Allocated | Dial 9 Communications Limited |
| +44 1439648 | Allocated | Fuse 2 Communications Ltd |
| +44 1439649 | Allocated | 24 Seven Cloud Communications Ltd |
Related lookups
- 01347 Easingwold17 km away
- 01751 Pickering18 km away
- 01845 Thirsk18 km away
- 01653 Malton21 km away
- BT5 allocated blocks on 01439
- Gamma Telecom Holdings Limited5 allocated blocks on 01439
- Inet Telecoms Ltd (Voipfone)3 allocated blocks on 01439
- All UK towns A–ZDialling codes by town
- More North Yorkshire 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 01439
Where is area code 01439?
01439 is Ofcom's Helmsley numbering area, in North Yorkshire, Yorkshire and The Humber England. Its exchange town is in North Yorkshire. From abroad, drop the 0 and dial +44 1439.
Do I need to dial 01439 for a local call?
Traditionally not from another 01439 landline, but it now depends on your provider: Ofcom stopped requiring providers to offer local (code-free) dialling on 11 March 2022. Dialling 01439 first always works, and mobiles always need it.
How are 01439 numbers written?
Numbers on 01439 use Ofcom's 4+6 format: the 5-digit code (including the leading 0) followed by a 6-digit local number — written like 01439 234 567. From abroad the leading zero is dropped: +44 1439 then the local number.
What was the 01439 area code before?
01439 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 0439. Old signage or stationery showing 0439 refers to the same Helmsley numbers.
Which phone companies hold 01439 numbers?
Ofcom lists 76 providers with allocated blocks on 01439. The largest are BT with 5 of the 90 allocated blocks, Gamma Telecom Holdings Limited with 5 of the 90 allocated blocks and Inet Telecoms Ltd (Voipfone) with 3 of the 90 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 01439?
By distance between exchange towns, the nearest other codes are 01347 Easingwold (17 km), 01751 Pickering (18 km), 01845 Thirsk (18 km) and 01653 Malton (21 km).
How do I report a scam call from a 01439 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.