+44-121-(5340000...5349999): Birmingham, Birmingham (BIR) Read more about +44-121-(5340000...5349999)
+44-1225-(953000...953999): Bath, Bath and North East Somerset (BAS) Read more about +44-1225-(953000...953999)
+44-1254-(459000...459999): Blackburn, Blackburn with Darwen (BBD) Read more about +44-1254-(459000...459999)
+44-131-(2190000...2199999): Edinburgh, City of Edinburgh (EDH) Read more about +44-131-(2190000...2199999)