- Prefix
01883 7- Area
- Caterham
- Number type
- Geographic landline (01/02)
- Format
01883 7XXXXX- From abroad
+44 1883 7XXXXX- Ofcom blocks in range
- 46
- Blocks in service
- 35
- Range holders
- 12
What are 01883 7XXXXX numbers?
Any UK number matching 01883 7XXXXX sits in the
01883 dialling code for Caterham.
Ofcom hands these numbers to communications providers in blocks; this range
contains 46 blocks, of which
35 are allocated and usable. Calls from these
numbers are typically homes and businesses in the Caterham area — or
organisations elsewhere that keep a local 01883 presence using
VoIP.
Who holds 01883 7… number ranges?
| Range holder (allocated by Ofcom) | Number blocks | Example range |
|---|---|---|
| Vodafone Ltd (C&W) | 8 | 01883 75XXXX |
| Gamma Telecom Holdings Limited | 7 | 01883 770XXX |
| Magrathea Telecommunications Limited | 7 | 01883 700XXX |
| BT | 4 | 01883 71XXXX |
| GCI Network Solutions Limited | 2 | 01883 782XXX |
| Convergence Group (wireless) Networks Limited | 1 | 01883 781XXX |
| Fuse 2 Communications Ltd | 1 | 01883 788XXX |
| Mintaka Limited | 1 | 01883 785XXX |
| Redwood Technologies Ltd | 1 | 01883 783XXX |
| Sky UK Limited | 1 | 01883 780XXX |
| TGL Services (UK) Ltd | 1 | 01883 79XXXX |
| YayYay Limited | 1 | 01883 789XXX |
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 46 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 01883 7… number safe?
A local-looking number is never proof of who is calling: fraudsters spoof 01883 caller IDs so their calls look like they come from Caterham (‘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 01883 7XXXXX 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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