Prefix
01778 4
Area
Bourne
Number type
Geographic landline (01/02)
Format
01778 4XXXXX
From abroad
+44 1778 4XXXXX
Ofcom blocks in range
55
Blocks in service
22
Range holders
21

What are 01778 4XXXXX numbers?

Any UK number matching 01778 4XXXXX sits in the 01778 dialling code for Bourne. Ofcom hands these numbers to communications providers in blocks; this range contains 55 blocks, of which 22 are allocated and usable. Calls from these numbers are typically homes and businesses in the Bourne area — or organisations elsewhere that keep a local 01778 presence using VoIP.

Who holds 01778 4… number ranges?

Range holder (allocated by Ofcom)Number blocksExample range
BT201778 42XXXX
24 Seven Cloud Communications Ltd101778 402XXX
Convergence Group (wireless) Networks Limited101778 484XXX
DIDWW Ireland Limited101778 403XXX
Dial 9 Communications Limited101778 401XXX
Digitech Solutions Global Limited101778 400XXX
Fuse 2 Communications Ltd101778 408XXX
GCI Network Solutions Limited101778 404XXX
ICUK Computing Services Limited101778 409XXX
INTELLIGENT EXCHANGES LIMITED101778 482XXX
IP Voice Networks Ltd101778 405XXX
Inet Telecoms Ltd (Voipfone)101778 487XXX

…and 9 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 55 blocks Ofcom lists, 33 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 01778 4… number safe?

A local-looking number is never proof of who is calling: fraudsters spoof 01778 caller IDs so their calls look like they come from Bourne (‘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 01778 4XXXXX 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 01778 number ranges

Full 01778 Bourne area-code guide › · All UK area codes ›