+44-1246-(897000...897999): Chesterfield, Derbyshire (DBY) Read more about +44-1246-(897000...897999)
+44-1248-(534000...534999): Bangor (Gwynedd), Gwynedd (GWN) Read more about +44-1248-(534000...534999)
+44-1250-(331000...331999): Blairgowrie, Perth and Kinross (PKN) Read more about +44-1250-(331000...331999)
+44-1254-(467000...467999): Blackburn, Blackburn with Darwen (BBD) Read more about +44-1254-(467000...467999)