Area Code +44-1646-(278000...278999) located in Milford Haven, Pembrokeshire (PEM), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1646 Subscriber Number From : 278000 Subscriber Number To : 278999 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 : TalkTalk 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 : PEM Region Name : Pembrokeshire City : Milford Haven Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.7100 Longitude : -5.0400 ‹ previous : +44-1646-(260000...269999) next › : +44-1646-(279000...279999) Dialling Instructions For trunk calls: 0 1646 278000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1646 278000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 278000 ~ 278999 (Count: 1,000) Example: +44-1646-278000 / 0044-1646-278000 (01646-278000 / 0-1646-278000) +44-1646-278001 / 0044-1646-278001 (01646-278001 / 0-1646-278001) +44-1646-278002 / 0044-1646-278002 (01646-278002 / 0-1646-278002) +44-1646-278003 / 0044-1646-278003 (01646-278003 / 0-1646-278003) +44-1646-278004 / 0044-1646-278004 (01646-278004 / 0-1646-278004) ...+44-1646-xxxxxx / 0044-1646-xxxxxx (01646-xxxxxx / 0-1646-xxxxxx) ...+44-1646-278995 / 0044-1646-278995 (01646-278995 / 0-1646-278995) +44-1646-278996 / 0044-1646-278996 (01646-278996 / 0-1646-278996) +44-1646-278997 / 0044-1646-278997 (01646-278997 / 0-1646-278997) +44-1646-278998 / 0044-1646-278998 (01646-278998 / 0-1646-278998) +44-1646-278999 / 0044-1646-278999 (01646-278999 / 0-1646-278999)