Area Code +44-1407-(440000...449999) 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 : 440000 Subscriber Number To : 449999 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 : Known Communications Limited 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-(430000...439999) next › : +44-1407-(450000...450999) Dialling Instructions For trunk calls: 0 1407 440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1407 440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 440000 ~ 449999 (Count: 10,000) Example: +44-1407-440000 / 0044-1407-440000 (01407-440000 / 0-1407-440000) +44-1407-440001 / 0044-1407-440001 (01407-440001 / 0-1407-440001) +44-1407-440002 / 0044-1407-440002 (01407-440002 / 0-1407-440002) +44-1407-440003 / 0044-1407-440003 (01407-440003 / 0-1407-440003) +44-1407-440004 / 0044-1407-440004 (01407-440004 / 0-1407-440004) ...+44-1407-xxxxxx / 0044-1407-xxxxxx (01407-xxxxxx / 0-1407-xxxxxx) ...+44-1407-449995 / 0044-1407-449995 (01407-449995 / 0-1407-449995) +44-1407-449996 / 0044-1407-449996 (01407-449996 / 0-1407-449996) +44-1407-449997 / 0044-1407-449997 (01407-449997 / 0-1407-449997) +44-1407-449998 / 0044-1407-449998 (01407-449998 / 0-1407-449998) +44-1407-449999 / 0044-1407-449999 (01407-449999 / 0-1407-449999)