+44-1223-(280000...289999): Cambridge, Cambridgeshire (CAM) Read more about +44-1223-(280000...289999)
+44-1229-(590000...599999): Barrow-in-Furness, Cumbria (CMA) Read more about +44-1229-(590000...599999)
+44-1236-(285000...285999): Coatbridge, North Lanarkshire (NLK) Read more about +44-1236-(285000...285999)
+44-1236-(680000...689999): Coatbridge, North Lanarkshire (NLK) Read more about +44-1236-(680000...689999)
+44-1242-(290000...299999): Cheltenham, Gloucestershire (GLS) Read more about +44-1242-(290000...299999)
+44-1246-(350000...359999): Chesterfield, Derbyshire (DBY) Read more about +44-1246-(350000...359999)