01665 Area Code — Alnwick, UK
01665 is the UK dialling code for Alnwick, allocated by Ofcom under the National Telephone Numbering Plan. Our database has tracked 2 distinct 01665 numbers across 2 public lookups.
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Quick facts
Area code
01665
Location
Alnwick
Number type
Geographic landline
Number format
01665 XXX XXX
Operators serving
8+
Call cost
Standard rate
Top searched 01665 numbers
These are the 01665 numbers most-looked-up by visitors to our number checker. Click any number to see its full lookup page with risk-level, range holder, and community reports.
| Number | Searches | Last looked up |
|---|---|---|
| 01665 320994 | 1 | 14 May 2026 |
| 01665 529334 | 1 | 13 May 2026 |
Operators serving Alnwick
These UK communications providers have been allocated 01665 number blocks by Ofcom. The number of blocks per operator gives a rough sense of how widely each provider serves this area.
| Provider (Ofcom-allocated) | Allocated blocks |
|---|---|
| GCI Network Solutions Limited | 11 |
| 1XXXX | 10 |
| BT | 9 |
| Sky UK Limited | 3 |
| TalkTalk Communications Limited | 3 |
| Vodafone Ltd (C&W) | 2 |
| Fuse 2 Communications Ltd | 2 |
| Digital Space Group Limited | 2 |
Looking up a specific 01665 number?
If you have the full 10- or 11-digit number, use our free UK Phone Number Checker to see the Ofcom range holder, risk level, and any community reports for that specific number.