Area Code +44-121-(3180000...3189999) 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 : 3180000 Subscriber Number To : 3189999 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 : Wavecrest (UK) 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-(3170000...3179999) next › : +44-121-(3190000...3199999) Dialling Instructions For trunk calls: 0 121 3180000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 121 3180000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3180000 ~ 3189999 (Count: 10,000) Example: +44-121-3180000 / 0044-121-3180000 (0121-3180000 / 0-121-3180000) +44-121-3180001 / 0044-121-3180001 (0121-3180001 / 0-121-3180001) +44-121-3180002 / 0044-121-3180002 (0121-3180002 / 0-121-3180002) +44-121-3180003 / 0044-121-3180003 (0121-3180003 / 0-121-3180003) +44-121-3180004 / 0044-121-3180004 (0121-3180004 / 0-121-3180004) ...+44-121-xxxxxxx / 0044-121-xxxxxxx (0121-xxxxxxx / 0-121-xxxxxxx) ...+44-121-3189995 / 0044-121-3189995 (0121-3189995 / 0-121-3189995) +44-121-3189996 / 0044-121-3189996 (0121-3189996 / 0-121-3189996) +44-121-3189997 / 0044-121-3189997 (0121-3189997 / 0-121-3189997) +44-121-3189998 / 0044-121-3189998 (0121-3189998 / 0-121-3189998) +44-121-3189999 / 0044-121-3189999 (0121-3189999 / 0-121-3189999)