+44-115-(7450000...7459999): Nottingham, Nottingham (NGM) Read more about +44-115-(7450000...7459999)
+44-116-(4190000...4199999): Leicester, Leicestershire (LEC) Read more about +44-116-(4190000...4199999)
+44-117-(2680000...2689999): Bristol, City of Bristol (BST) Read more about +44-117-(2680000...2689999)
+44-121-(7680000...7689999): Birmingham, Birmingham (BIR) Read more about +44-121-(7680000...7689999)
+44-1225-(954000...954999): Bath, Bath and North East Somerset (BAS) Read more about +44-1225-(954000...954999)
+44-131-(5040000...5049999): Edinburgh, City of Edinburgh (EDH) Read more about +44-131-(5040000...5049999)