+44-121-(5390000...5399999): Birmingham, Birmingham (BIR) Read more about +44-121-(5390000...5399999)
+44-1225-(948000...948999): Bath, Bath and North East Somerset (BAS) Read more about +44-1225-(948000...948999)
+44-1229-(223000...223999): Barrow-in-Furness, Cumbria (CMA) Read more about +44-1229-(223000...223999)
+44-1236-(325000...325999): Coatbridge, North Lanarkshire (NLK) Read more about +44-1236-(325000...325999)