Area Code +44-1437-(204000...204999) located in Clynderwen, Pembrokeshire (PEM), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1437 Subscriber Number From : 204000 Subscriber Number To : 204999 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 : Suretec Systems 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 : PEM Region Name : Pembrokeshire City : Clynderwen Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.8400 Longitude : -4.7300 ‹ previous : +44-1437-(203000...203999) next › : +44-1437-(205000...205999) Dialling Instructions For trunk calls: 0 1437 204000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1437 204000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 204000 ~ 204999 (Count: 1,000) Example: +44-1437-204000 / 0044-1437-204000 (01437-204000 / 0-1437-204000) +44-1437-204001 / 0044-1437-204001 (01437-204001 / 0-1437-204001) +44-1437-204002 / 0044-1437-204002 (01437-204002 / 0-1437-204002) +44-1437-204003 / 0044-1437-204003 (01437-204003 / 0-1437-204003) +44-1437-204004 / 0044-1437-204004 (01437-204004 / 0-1437-204004) ...+44-1437-xxxxxx / 0044-1437-xxxxxx (01437-xxxxxx / 0-1437-xxxxxx) ...+44-1437-204995 / 0044-1437-204995 (01437-204995 / 0-1437-204995) +44-1437-204996 / 0044-1437-204996 (01437-204996 / 0-1437-204996) +44-1437-204997 / 0044-1437-204997 (01437-204997 / 0-1437-204997) +44-1437-204998 / 0044-1437-204998 (01437-204998 / 0-1437-204998) +44-1437-204999 / 0044-1437-204999 (01437-204999 / 0-1437-204999)