- Prefix
01870 5- Area
- Isle of Benbecula
- Number type
- Geographic landline (01/02)
- Format
01870 5XXXXX- From abroad
+44 1870 5XXXXX- Ofcom blocks in range
- 100
- Blocks in service
- 21
- Range holders
- 20
What are 01870 5XXXXX numbers?
Any UK number matching 01870 5XXXXX sits in the
01870 dialling code for Isle of Benbecula.
Ofcom hands these numbers to communications providers in blocks; this range
contains 100 blocks, of which
21 are allocated and usable. Calls from these
numbers are typically homes and businesses in the Isle of Benbecula area — or
organisations elsewhere that keep a local 01870 presence using
VoIP.
Who holds 01870 5… number ranges?
| Range holder (allocated by Ofcom) | Number blocks | Example range |
|---|---|---|
| Fuse 2 Communications Ltd | 2 | 01870 511XXX |
| Adepteo Limited | 1 | 01870 513XXX |
| Alnitak GmbH | 1 | 01870 517XXX |
| Atomstream Limited | 1 | 01870 500XXX |
| BT | 1 | 01870 531XXX |
| Colt Technology Services | 1 | 01870 514XXX |
| EVE CONNECT LTD | 1 | 01870 523XXX |
| GCI Network Solutions Limited | 1 | 01870 504XXX |
| IP Voice Networks Ltd | 1 | 01870 521XXX |
| Kalnet4U Ltd | 1 | 01870 512XXX |
| Nexbridge Communications Limited | 1 | 01870 509XXX |
| Number Services Ltd. | 1 | 01870 522XXX |
…and 8 more providers hold smaller allocations in this range.
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 100 blocks Ofcom lists, 70 are protected (reserved by Ofcom and not in use) and 9 are free/unallocated. A call appearing to come from an unallocated block is a strong sign of a spoofed number.
Is a call from a 01870 5… number safe?
A local-looking number is never proof of who is calling: fraudsters spoof 01870 caller IDs so their calls look like they come from Isle of Benbecula (‘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 01870 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.
More 01870 number ranges
Full 01870 Isle of Benbecula area-code guide › · All UK area codes ›