Area Code +44-1407-(451000...451999) located in Holyhead, Isle of Anglesey (AGY), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1407 Subscriber Number From : 451000 Subscriber Number To : 451999 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 : AGY Region Name : Isle of Anglesey City : Holyhead Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 53.3100 Longitude : -4.6300 ‹ previous : +44-1407-(450000...450999) next › : +44-1407-(452000...452999) Dialling Instructions For trunk calls: 0 1407 451000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1407 451000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 451000 ~ 451999 (Count: 1,000) Example: +44-1407-451000 / 0044-1407-451000 (01407-451000 / 0-1407-451000) +44-1407-451001 / 0044-1407-451001 (01407-451001 / 0-1407-451001) +44-1407-451002 / 0044-1407-451002 (01407-451002 / 0-1407-451002) +44-1407-451003 / 0044-1407-451003 (01407-451003 / 0-1407-451003) +44-1407-451004 / 0044-1407-451004 (01407-451004 / 0-1407-451004) ...+44-1407-xxxxxx / 0044-1407-xxxxxx (01407-xxxxxx / 0-1407-xxxxxx) ...+44-1407-451995 / 0044-1407-451995 (01407-451995 / 0-1407-451995) +44-1407-451996 / 0044-1407-451996 (01407-451996 / 0-1407-451996) +44-1407-451997 / 0044-1407-451997 (01407-451997 / 0-1407-451997) +44-1407-451998 / 0044-1407-451998 (01407-451998 / 0-1407-451998) +44-1407-451999 / 0044-1407-451999 (01407-451999 / 0-1407-451999)