UK area code

01725Rockbourne

The 01725 dialling code covers Rockbourne in Hampshire. Below are the currently-allocated Ofcom number ranges and the Range Holders they are assigned to.

More on the Rockbourne dialling code →

About the 01725 dialling code

01725 is the UK area code for Rockbourne and the surrounding Hampshire area, listed in Ofcom’s National Telephone Numbering Plan. When a UK landline calls you and the number begins +44 1725 the originating exchange is most likely physically located in or near Rockbourne. Numbers in this code are allocated to UK communications providers in 1,000- or 10,000-number blocks; the table below shows which Range Holder Ofcom assigned each block to.

This is the same data Ofcom publishes every Wednesday in the public UK Numbering Data feed. We re-ingest the snapshot weekly, so the allocations you see here are at most seven days old. Because UK numbers are portable, the current carrier of any specific number on 01725 can differ from the Range Holder shown — see Range Holder vs current provider for the full explanation.

To identify a specific 01725 number, paste it into the lookup form above. You will see the Range Holder, the allocation status, the area-code metadata for Rockbourne, and a live AI internet check summarising any public web reports about that exact number — useful when an unfamiliar 01725 caller turns out to be a legitimate local business, a national contact-centre, or a scam.

The 01725 code uses standard UK landline call charging: from a UK landline or mobile, the call is billed at the rate set by the caller’s own provider, with most consumer tariffs bundling UK-to-UK landline minutes into a monthly inclusive allowance. It is a geographic number under the Ofcom numbering plan, which means the recipient pays nothing to receive the call, and the caller pays a normal landline rate regardless of where in the UK they are dialling from. International callers should drop the leading zero and dial +44 1725 followed by the local number.

01725 numbers can be reached as a UK consumer landline, used by a small business operating from Rockbourne, allocated to a national contact-centre that wants a Rockbourne-presenting CLI, or provisioned to a VoIP service whose subscriber lives anywhere in the UK. Because the same code can fan out to such different real-world callers, the dialling code on its own is rarely enough to identify who is calling. The combination of (a) the Ofcom Range Holder for the specific block, (b) the public web reputation surfaced by the AI internet check, and (c) the call’s context (time of day, whether you were expecting a call, what they ask for) is what actually answers who called me from 01725?

01725 by the numbers

The 01725 dialling code currently has 200 allocated number ranges on file across 38 distinct Ofcom Range Holders. The largest holder by allocated block count is TalkTalk Communications Limited with 6 ranges, followed by Digital Space Group Limited (4) and TelNG Limited (2). Numbers in this area are predominantly recorded as Protected (59% of the visible blocks), with Allocated accounting for a further 41%. The allocated prefixes on 01725 run from +44 172500 through +44 1725477, which Ofcom carves into 5 distinct block roots in the table below.

Of those visible blocks, 41% are in active Allocated status; the rest are a mix of Designated (earmarked for a specific use but not yet released), Reserved (held back from the general pool), Quarantined (recently freed and not yet eligible for re-issue), and Free (available for re-allocation). The mix matters when you’re trying to identify a caller: a number sitting inside an Allocated 01725 block is in active service with a UK customer, whereas a number claimed to be from a Designated or Reserved block almost certainly isn’t the genuine origin and points instead at a spoofed CLI worth treating with caution.

By number family, the visible 01725 blocks are mostly geographic (01 / 02) (100%) — a useful sanity check, because a geographic code should be dominated by geographic ranges, and any large non-geographic share would be a sign the block boundaries are worth a closer look.

Best practice when a 01725 call comes in

  • Cross-reference the digits against the Range Holder column below — a call presenting a 01725 CLI that doesn’t reconcile to one of the UK-licensed providers listed is the first amber flag.
  • Treat the prefix as one signal, not the whole story. UK numbers are portable, and any geographic code can be CLI-spoofed through an offshore VoIP gateway, so the 01725 root only narrows the field of likely callers.
  • Paste the exact digits into the lookup form above for a live AI internet check — if a 01725 number has been logged on consumer scam-reporting forums, that surfaces alongside the Range Holder record.
  • If a 01725 caller pressures you for payment details, account credentials or remote-access permission, hang up. Find the official number on the organisation’s website or a recent statement and ring back yourself rather than trusting the incoming CLI.

Range holders on 01725

All allocated ranges on 01725

Ofcom lists 992 ranges under 01725; showing the first 200 below, ordered by prefix.

PrefixStatusRange holder
+44 172500Protected
+44 172500Protected
+44 172501Protected
+44 172501Protected
+44 172502Protected
+44 172502Protected
+44 172503Protected
+44 172503Protected
+44 172504Protected
+44 172504Protected
+44 172505Protected
+44 172505Protected
+44 172506Protected
+44 172506Protected
+44 172507Protected
+44 172507Protected
+44 172508Protected
+44 172508Protected
+44 172509Protected
+44 172509Protected
+44 172510Protected
+44 172510Protected
+44 172511Protected
+44 172511Protected
+44 172512Protected
+44 172512Protected
+44 172513Protected
+44 172513Protected
+44 172514Protected
+44 172514Protected
+44 172515Protected
+44 172515Protected
+44 172516Protected
+44 172516Protected
+44 172517Protected
+44 172517Protected
+44 172518Protected
+44 172518Protected
+44 172519Protected
+44 172519Protected
+44 172520AllocatedTelNG Limited
+44 172520AllocatedTelNG Limited
+44 172521AllocatedVoiceflex Limited
+44 172521AllocatedVoiceflex Limited
+44 172522Protected
+44 172522Protected
+44 1725230Protected
+44 1725230Protected
+44 1725231Protected
+44 1725231Protected
+44 1725232Protected
+44 1725232Protected
+44 1725233Protected
+44 1725233Protected
+44 1725234Protected
+44 1725234Protected
+44 1725235Protected
+44 1725235Protected
+44 1725236Protected
+44 1725236Protected
+44 1725237Protected
+44 1725237Protected
+44 1725238AllocatedTalkTalk Communications Limited
+44 1725238AllocatedTalkTalk Communications Limited
+44 1725239AllocatedTalkTalk Communications Limited
+44 1725239AllocatedTalkTalk Communications Limited
+44 172524Allocated(AQ) LIMITED
+44 172524Allocated(AQ) LIMITED
+44 172525AllocatedLocalphone Limited
+44 172525AllocatedLocalphone Limited
+44 1725260Protected
+44 1725260Protected
+44 1725261Protected
+44 1725261Protected
+44 1725262Protected
+44 1725262Protected
+44 1725263Protected
+44 1725263Protected
+44 1725264Protected
+44 1725264Protected
+44 1725265Protected
+44 1725265Protected
+44 1725266Protected
+44 1725266Protected
+44 1725267Protected
+44 1725267Protected
+44 1725268Protected
+44 1725268Protected
+44 1725269Protected
+44 1725269Protected
+44 172527AllocatedVoIP-Un Limited
+44 172527AllocatedVoIP-Un Limited
+44 172528AllocatedRedcentric Solutions Limited
+44 172528AllocatedRedcentric Solutions Limited
+44 172529AllocatedNationwide Telephone Assistance Ltd
+44 172529AllocatedNationwide Telephone Assistance Ltd
+44 1725300Protected
+44 1725300Protected
+44 1725301Protected
+44 1725301Protected
+44 1725302Protected
+44 1725302Protected
+44 1725303Protected
+44 1725303Protected
+44 1725304Protected
+44 1725304Protected
+44 1725305Protected
+44 1725305Protected
+44 1725306Protected
+44 1725306Protected
+44 1725307AllocatedDigital Space Group Limited
+44 1725307AllocatedDigital Space Group Limited
+44 1725308Protected
+44 1725308Protected
+44 1725309Protected
+44 1725309Protected
+44 172531AllocatedTelecom2 Limited
+44 172531AllocatedTelecom2 Limited
+44 172532AllocatedDigital Space Group Limited
+44 172532AllocatedDigital Space Group Limited
+44 172533AllocatedNet-Work Internet Ltd
+44 172533AllocatedNet-Work Internet Ltd
+44 172534AllocatedNodemax Limited
+44 172534AllocatedNodemax Limited
+44 1725350AllocatedVoxbone SA
+44 1725350AllocatedVoxbone SA
+44 1725351Protected
+44 1725351Protected
+44 1725352Protected
+44 1725352Protected
+44 1725353Protected
+44 1725353Protected
+44 1725354Protected
+44 1725354Protected
+44 1725355Protected
+44 1725355Protected
+44 1725356Protected
+44 1725356Protected
+44 1725357Protected
+44 1725357Protected
+44 1725358Protected
+44 1725358Protected
+44 1725359Protected
+44 1725359Protected
+44 172536AllocatedServed Up Limited
+44 172536AllocatedServed Up Limited
+44 172537AllocatedSolutios Limited
+44 172537AllocatedSolutios Limited
+44 172538AllocatedMars Communications Limited
+44 172538AllocatedMars Communications Limited
+44 172539AllocatedIPV6 Limited
+44 172539AllocatedIPV6 Limited
+44 172540AllocatedAndrews & Arnold (Numbers) Ltd
+44 172540AllocatedAndrews & Arnold (Numbers) Ltd
+44 172541AllocatedTelecoms World Limited
+44 172541AllocatedTelecoms World Limited
+44 172542AllocatedNexus Telecommunications Limited
+44 172542AllocatedNexus Telecommunications Limited
+44 172543AllocatedInvade International Ltd
+44 172543AllocatedInvade International Ltd
+44 172544AllocatedVectone Mobile Limited
+44 172544AllocatedVectone Mobile Limited
+44 172545AllocatedCFL Communications Ltd
+44 172545AllocatedCFL Communications Ltd
+44 1725460AllocatedDigitech Solutions Global Limited
+44 1725460AllocatedDigitech Solutions Global Limited
+44 1725461AllocatedCalltracks Limited
+44 1725461AllocatedCalltracks Limited
+44 1725462AllocatedGCI Network Solutions Limited
+44 1725462AllocatedGCI Network Solutions Limited
+44 1725463AllocatedDatazero Ltd
+44 1725463AllocatedDatazero Ltd
+44 1725464AllocatedSuretec Systems Ltd
+44 1725464AllocatedSuretec Systems Ltd
+44 1725465AllocatedWindsor Telecom Limited
+44 1725465AllocatedWindsor Telecom Limited
+44 1725466AllocatedAtomstream Limited
+44 1725466AllocatedAtomstream Limited
+44 1725467AllocatedTelappliant Limited
+44 1725467AllocatedTelappliant Limited
+44 1725468AllocatedTelephone Box Limited
+44 1725468AllocatedTelephone Box Limited
+44 1725469Protected
+44 1725469Protected
+44 1725470AllocatedPhone Co-Op Numbering Limited
+44 1725470AllocatedPhone Co-Op Numbering Limited
+44 1725471Protected
+44 1725471Protected
+44 1725472AllocatedInvosys Limited
+44 1725472AllocatedInvosys Limited
+44 1725473AllocatedNexbridge Communications Limited
+44 1725473AllocatedNexbridge Communications Limited
+44 1725474AllocatedINTELLIGENT EXCHANGES LIMITED
+44 1725474AllocatedINTELLIGENT EXCHANGES LIMITED
+44 1725475AllocatedYayYay Limited
+44 1725475AllocatedYayYay Limited
+44 1725476AllocatedSky UK Limited
+44 1725476AllocatedSky UK Limited
+44 1725477AllocatedTalkTalk Communications Limited
+44 1725477AllocatedTalkTalk Communications Limited

FAQs about 01725

What does the 01725 area code cover?

01725 is the UK dialling code for Rockbourne and the wider Hampshire area. When you receive a call starting with 01725 from a UK landline, the originating exchange is likely in or near Rockbourne, although Ofcom number portability means a customer can keep a 01725 number after moving elsewhere in the UK.

Is a 01725 number safe?

Most calls from 01725 are legitimate landlines belonging to local residents, businesses or contact centres operating from the Rockbourne charging area. Scammers can, however, spoof any UK area code from a VoIP gateway anywhere in the world, so a 01725 prefix alone does not prove the caller is genuinely in Rockbourne. Use the lookup above to see the Range Holder for the specific number, then read the AI internet check for behavioural reports — the risk score plus public forum reports are stronger evidence than the prefix alone.

How many providers operate 01725 number ranges?

Across the 200 ranges currently visible for 01725, 38 different Ofcom Range Holders are listed. The top allocations on this code are typically held by Openreach (BT), Virgin Media O2, and Sky Telecommunications Services, with additional blocks held by Gamma Telecom, Vonage, and a long tail of regional carriers. The full table further down this page shows every block in turn.

How do I dial a 01725 number from abroad?

Dial your country’s international access prefix (00 from most of Europe, 011 from North America), then 44, then the 01725 number with the leading zero dropped. For example a Rockbourne 01725 number would be reached as +44 1725-XXX-XXXX. The leading zero used inside the UK is a national-significant prefix and is replaced by the +44 country code when calling internationally.

What's the difference between 01725 and a mobile number?

01725 is a geographic dialling code anchored on Rockbourne; numbers in this range are landlines (or VoIP services that have been allocated a geographic number). UK mobile numbers all start with 07 and are not tied to any geographic area. Calls from a 01725 landline are charged at the recipient’s standard landline rate; mobile-originated calls have separate inclusive-minute rules in most consumer tariffs.