Greenisland phone numbers start 028
Greenisland is in Antrim and Newtownabbey, and its landline numbers begin 028 - the code named after Belfast, about 7 miles away.
An 028 number does not prove the caller is in Greenisland
137 phone companies hold 028 ranges, a number keeps its code when it moves provider, and caller ID can be faked outright. The code tells you which exchange the range was allocated to - nothing about who dialled.
- Area code
- 028
- Administrative area
- Antrim and Newtownabbey
- Nation
- Northern Ireland
- Population
- 5,486
- The code is named after
- Belfast
- Distance from the exchange
- about 7 miles
- Phone companies holding ranges
- 137
Numbers reported on 028
Nobody has reported an 028 number to this site yet. That does not mean an 028 number is safe - it means no one has told us about one.
Other places on 028
028 covers more than Belfast. A call showing this code could have been allocated to a range at any of these exchanges.
Codes near Greenisland
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Buy us a coffeeArea code and range data from Ofcom's published allocations, downloaded 1 October 2026. Town locations, populations and administrative areas from Wikidata (CC0), joined 1 October 2026 - towns within 40 km of the exchange. Reports are from visitors to this site and are unchecked. Browse every town A-Z.