Area Code +44-1237-(640000...649999) located in Bideford, Devon (DEV), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1237 Subscriber Number From : 640000 Subscriber Number To : 649999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : InTechnology Plc 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 : DEV Region Name : Devon City : Bideford Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.0200 Longitude : -4.2100 ‹ previous : +44-1237-(639000...639999) next › : +44-1237-(650000...659999) Dialling Instructions For trunk calls: 0 1237 640000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1237 640000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 640000 ~ 649999 (Count: 10,000) Example: +44-1237-640000 / 0044-1237-640000 (01237-640000 / 0-1237-640000) +44-1237-640001 / 0044-1237-640001 (01237-640001 / 0-1237-640001) +44-1237-640002 / 0044-1237-640002 (01237-640002 / 0-1237-640002) +44-1237-640003 / 0044-1237-640003 (01237-640003 / 0-1237-640003) +44-1237-640004 / 0044-1237-640004 (01237-640004 / 0-1237-640004) ...+44-1237-xxxxxx / 0044-1237-xxxxxx (01237-xxxxxx / 0-1237-xxxxxx) ...+44-1237-649995 / 0044-1237-649995 (01237-649995 / 0-1237-649995) +44-1237-649996 / 0044-1237-649996 (01237-649996 / 0-1237-649996) +44-1237-649997 / 0044-1237-649997 (01237-649997 / 0-1237-649997) +44-1237-649998 / 0044-1237-649998 (01237-649998 / 0-1237-649998) +44-1237-649999 / 0044-1237-649999 (01237-649999 / 0-1237-649999)