+44-1236-(332000...332999): Coatbridge, North Lanarkshire (NLK) Read more about +44-1236-(332000...332999)
+44-1246-(844000...844999): Chesterfield, Derbyshire (DBY) Read more about +44-1246-(844000...844999)
+44-1248-(539000...539999): Bangor (Gwynedd), Gwynedd (GWN) Read more about +44-1248-(539000...539999)
+44-1254-(654000...654999): Blackburn, Blackburn with Darwen (BBD) Read more about +44-1254-(654000...654999)