028 Area Code — Northern Ireland, UK

028 is the UK dialling code for Northern Ireland, allocated by Ofcom under the National Telephone Numbering Plan. Our database has tracked 183 distinct 028 numbers across 274 public lookups.

Quick facts

Top searched 028 numbers

These are the 028 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.

Operators serving Northern Ireland

These UK communications providers have been allocated 028 number blocks by Ofcom. The number of blocks per operator gives a rough sense of how widely each provider serves this area.

Looking up a specific 028 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.