Area Code +44-121-(6640000...6649999) 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 : 6640000 Subscriber Number To : 6649999 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 : Yim Siam Telecom 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-(6630000...6639999) next › : +44-121-(6650000...6659999) Dialling Instructions For trunk calls: 0 121 6640000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 121 6640000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6640000 ~ 6649999 (Count: 10,000) Example: +44-121-6640000 / 0044-121-6640000 (0121-6640000 / 0-121-6640000) +44-121-6640001 / 0044-121-6640001 (0121-6640001 / 0-121-6640001) +44-121-6640002 / 0044-121-6640002 (0121-6640002 / 0-121-6640002) +44-121-6640003 / 0044-121-6640003 (0121-6640003 / 0-121-6640003) +44-121-6640004 / 0044-121-6640004 (0121-6640004 / 0-121-6640004) ...+44-121-xxxxxxx / 0044-121-xxxxxxx (0121-xxxxxxx / 0-121-xxxxxxx) ...+44-121-6649995 / 0044-121-6649995 (0121-6649995 / 0-121-6649995) +44-121-6649996 / 0044-121-6649996 (0121-6649996 / 0-121-6649996) +44-121-6649997 / 0044-121-6649997 (0121-6649997 / 0-121-6649997) +44-121-6649998 / 0044-121-6649998 (0121-6649998 / 0-121-6649998) +44-121-6649999 / 0044-121-6649999 (0121-6649999 / 0-121-6649999)
