Area Code +44-121-(4630000...4639999) located in Birmingham, Birmingham (BIR), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 121 Subscriber Number From : 4630000 Subscriber Number To : 4639999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Sound Advertising Ltd Click here to buy United Kingdom Area Code Database Other Information Language Code : en (English) Country Number : 826 (United Kingdom) Country Code : GB (United Kingdom) Region Code : BIR Region Name : Birmingham City : Birmingham Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 52.4800 Longitude : -1.8900 ‹ previous : +44-121-(4620000...4629999) next › : +44-121-(4640000...4649999) Dialling Instructions For trunk calls: 0 121 4630000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 121 4630000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4630000 ~ 4639999 (Count: 10,000) Example: +44-121-4630000 / 0044-121-4630000 (0121-4630000 / 0-121-4630000) +44-121-4630001 / 0044-121-4630001 (0121-4630001 / 0-121-4630001) +44-121-4630002 / 0044-121-4630002 (0121-4630002 / 0-121-4630002) +44-121-4630003 / 0044-121-4630003 (0121-4630003 / 0-121-4630003) +44-121-4630004 / 0044-121-4630004 (0121-4630004 / 0-121-4630004) ...+44-121-xxxxxxx / 0044-121-xxxxxxx (0121-xxxxxxx / 0-121-xxxxxxx) ...+44-121-4639995 / 0044-121-4639995 (0121-4639995 / 0-121-4639995) +44-121-4639996 / 0044-121-4639996 (0121-4639996 / 0-121-4639996) +44-121-4639997 / 0044-121-4639997 (0121-4639997 / 0-121-4639997) +44-121-4639998 / 0044-121-4639998 (0121-4639998 / 0-121-4639998) +44-121-4639999 / 0044-121-4639999 (0121-4639999 / 0-121-4639999)