- Prefix
01439 5- Area
- Helmsley
- Number type
- Geographic landline (01/02)
- Format
01439 5XXXXX- From abroad
+44 1439 5XXXXX- Ofcom blocks in range
- 19
- Blocks in service
- 8
- Range holders
- 8
What are 01439 5XXXXX numbers?
Any UK number matching 01439 5XXXXX sits in the
01439 dialling code for Helmsley.
Ofcom hands these numbers to communications providers in blocks; this range
contains 19 blocks, of which
8 are allocated and usable. Calls from these
numbers are typically homes and businesses in the Helmsley area — or
organisations elsewhere that keep a local 01439 presence using
VoIP.
Who holds 01439 5… number ranges?
| Range holder (allocated by Ofcom) | Number blocks | Example range |
|---|---|---|
| Andrews & Arnold (Numbers) Ltd | 1 | 01439 56XXXX |
| CFL Communications Ltd | 1 | 01439 58XXXX |
| IPV6 Limited | 1 | 01439 54XXXX |
| Mars Communications Limited | 1 | 01439 55XXXX |
| Net-Work Internet Ltd | 1 | 01439 50XXXX |
| Solutios Limited | 1 | 01439 53XXXX |
| Vectone Mobile Limited | 1 | 01439 57XXXX |
| Voxbone SA | 1 | 01439 520XXX |
Ofcom’s data shows the provider each number range was originally allocated to — not who holds an individual number today. Numbers are frequently moved (ported) between providers, and no public database reveals the person or business behind a specific number, so treat any service that claims to with suspicion.
Not every block in this range is in service: of the 19 blocks Ofcom lists, 11 are protected (reserved by Ofcom and not in use). A call appearing to come from an unallocated block is a strong sign of a spoofed number.
Is a call from a 01439 5… number safe?
A local-looking number is never proof of who is calling: fraudsters spoof 01439 caller IDs so their calls look like they come from Helmsley (‘neighbour spoofing’). If an unexpected caller asks for personal, banking or one-time-code details, hang up and ring the organisation back on a number you find independently. To put a name to a caller, see who called me?; to report one, see how to report a scam number.
Check a specific 01439 5XXXXX number
Paste any full number into the checker above (or on the main phone number checker) to see its exact range holder and allocation status from this week’s Ofcom data.
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