- Prefix
01290 5- Area
- Cumnock
- Number type
- Geographic landline (01/02)
- Format
01290 5XXXXX- From abroad
+44 1290 5XXXXX- Ofcom blocks in range
- 28
- Blocks in service
- 11
- Range holders
- 8
What are 01290 5XXXXX numbers?
Any UK number matching 01290 5XXXXX sits in the
01290 dialling code for Cumnock.
Ofcom hands these numbers to communications providers in blocks; this range
contains 28 blocks, of which
11 are allocated and usable. Calls from these
numbers are typically homes and businesses in the Cumnock area — or
organisations elsewhere that keep a local 01290 presence using
VoIP.
Who holds 01290 5… number ranges?
| Range holder (allocated by Ofcom) | Number blocks | Example range |
|---|---|---|
| Inet Telecoms Ltd (Voipfone) | 3 | 01290 580XXX |
| TalkTalk Communications Limited | 2 | 01290 518XXX |
| Andrews & Arnold (Numbers) Ltd | 1 | 01290 59XXXX |
| BT | 1 | 01290 55XXXX |
| Barritel Limited | 1 | 01290 52XXXX |
| IPV6 Limited | 1 | 01290 56XXXX |
| Mars Communications Limited | 1 | 01290 57XXXX |
| Solutios Limited | 1 | 01290 54XXXX |
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 28 blocks Ofcom lists, 17 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 01290 5… number safe?
A local-looking number is never proof of who is calling: fraudsters spoof 01290 caller IDs so their calls look like they come from Cumnock (‘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 01290 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.
Run mobiles for a business? See our business mobile network comparison or get a quote.