Prefix
01933 2
Area
Wellingborough
Number type
Geographic landline (01/02)
Format
01933 2XXXXX
From abroad
+44 1933 2XXXXX
Ofcom blocks in range
46
Blocks in service
28
Range holders
11

What are 01933 2XXXXX numbers?

Any UK number matching 01933 2XXXXX sits in the 01933 dialling code for Wellingborough. Ofcom hands these numbers to communications providers in blocks; this range contains 46 blocks, of which 28 are allocated and usable. Calls from these numbers are typically homes and businesses in the Wellingborough area — or organisations elsewhere that keep a local 01933 presence using VoIP.

Who holds 01933 2… number ranges?

Range holder (allocated by Ofcom)Number blocksExample range
GCI Network Solutions Limited1001933 200XXX
Vodafone Ltd (C&W)701933 250XXX
BT301933 22XXXX
Datazero Ltd101933 211XXX
Digital Space Group Limited101933 283XXX
Flextel Limited101933 26XXXX
Inet Telecoms Ltd (Voipfone)101933 213XXX
Internexus Networks Limited101933 214XXX
Linear Telecoms Limited101933 210XXX
Orbtalk Limited101933 215XXX
Redcentric Solutions Limited101933 24XXXX

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, 18 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 01933 2… number safe?

A local-looking number is never proof of who is calling: fraudsters spoof 01933 caller IDs so their calls look like they come from Wellingborough (‘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 01933 2XXXXX 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 01933 number ranges

Full 01933 Wellingborough area-code guide › · All UK area codes ›