+44-115-(7220000...7229999): Nottingham, Nottingham (NGM) Read more about +44-115-(7220000...7229999)
+44-116-(3540000...3549999): Leicester, Leicestershire (LEC) Read more about +44-116-(3540000...3549999)
+44-117-(2110000...2119999): Bristol, City of Bristol (BST) Read more about +44-117-(2110000...2119999)
+44-121-(3650000...3659999): Birmingham, Birmingham (BIR) Read more about +44-121-(3650000...3659999)
+44-1225-(662000...662999): Bath, Bath and North East Somerset (BAS) Read more about +44-1225-(662000...662999)
+44-1250-(470000...479999): Blairgowrie, Perth and Kinross (PKN) Read more about +44-1250-(470000...479999)