- Prefix
01777 3- Area
- Retford
- Number type
- Geographic landline (01/02)
- Format
01777 3XXXXX- From abroad
+44 1777 3XXXXX- Ofcom blocks in range
- 19
- Blocks in service
- 10
- Range holders
- 9
What are 01777 3XXXXX numbers?
Any UK number matching 01777 3XXXXX sits in the
01777 dialling code for Retford.
Ofcom hands these numbers to communications providers in blocks; this range
contains 19 blocks, of which
10 are allocated and usable. Calls from these
numbers are typically homes and businesses in the Retford area — or
organisations elsewhere that keep a local 01777 presence using
VoIP.
Who holds 01777 3… number ranges?
| Range holder (allocated by Ofcom) | Number blocks | Example range |
|---|---|---|
| Digital Space Group Limited | 2 | 01777 347XXX |
| AQL Wholesale Ltd | 1 | 01777 32XXXX |
| Lumen Technologies UK Limited | 1 | 01777 35XXXX |
| Nationwide Telephone Assistance Ltd | 1 | 01777 30XXXX |
| Net-Work Internet Ltd | 1 | 01777 33XXXX |
| Nodemax Limited | 1 | 01777 39XXXX |
| Redcentric Solutions Limited | 1 | 01777 36XXXX |
| Telecom2 Limited | 1 | 01777 37XXXX |
| VoIP-Un Limited | 1 | 01777 31XXXX |
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, 9 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 01777 3… number safe?
A local-looking number is never proof of who is calling: fraudsters spoof 01777 caller IDs so their calls look like they come from Retford (‘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 01777 3XXXXX 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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