Area Code +44-1437-(600000...600999) located in Haverfordwest, 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 : 600000 Subscriber Number To : 600999 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 : Haverfordwest Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.8000 Longitude : -4.9700 ‹ previous : +44-1437-(590000...590999) next › : +44-1437-(601000...601999) Dialling Instructions For trunk calls: 0 1437 600000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1437 600000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 600000 ~ 600999 (Count: 1,000) Example: +44-1437-600000 / 0044-1437-600000 (01437-600000 / 0-1437-600000) +44-1437-600001 / 0044-1437-600001 (01437-600001 / 0-1437-600001) +44-1437-600002 / 0044-1437-600002 (01437-600002 / 0-1437-600002) +44-1437-600003 / 0044-1437-600003 (01437-600003 / 0-1437-600003) +44-1437-600004 / 0044-1437-600004 (01437-600004 / 0-1437-600004) ...+44-1437-xxxxxx / 0044-1437-xxxxxx (01437-xxxxxx / 0-1437-xxxxxx) ...+44-1437-600995 / 0044-1437-600995 (01437-600995 / 0-1437-600995) +44-1437-600996 / 0044-1437-600996 (01437-600996 / 0-1437-600996) +44-1437-600997 / 0044-1437-600997 (01437-600997 / 0-1437-600997) +44-1437-600998 / 0044-1437-600998 (01437-600998 / 0-1437-600998) +44-1437-600999 / 0044-1437-600999 (01437-600999 / 0-1437-600999)