+44-20-(35790000...35799999): London, City of London (LND) Read more about +44-20-(35790000...35799999)
+44-115-(7930000...7939999): Nottingham, Nottingham (NGM) Read more about +44-115-(7930000...7939999)
+44-117-(4080000...4089999): Bristol, City of Bristol (BST) Read more about +44-117-(4080000...4089999)
+44-121-(4910000...4919999): Birmingham, Birmingham (BIR) Read more about +44-121-(4910000...4919999)
+44-1273-(064000...064999): Brighton, Brighton and Hove (BNH) Read more about +44-1273-(064000...064999)
+44-131-(3240000...3249999): Edinburgh, City of Edinburgh (EDH) Read more about +44-131-(3240000...3249999)