Area Code +44-1707-(270000...279999) located in Welwyn Garden City, Hertfordshire (HRT), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1707 Subscriber Number From : 270000 Subscriber Number To : 279999 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 : BT 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 : HRT Region Name : Hertfordshire City : Welwyn Garden City Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.8000 Longitude : -0.2100 ‹ previous : +44-1707-(260000...269999) next › : +44-1707-(280000...289999) Dialling Instructions For trunk calls: 0 1707 270000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1707 270000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 270000 ~ 279999 (Count: 10,000) Example: +44-1707-270000 / 0044-1707-270000 (01707-270000 / 0-1707-270000) +44-1707-270001 / 0044-1707-270001 (01707-270001 / 0-1707-270001) +44-1707-270002 / 0044-1707-270002 (01707-270002 / 0-1707-270002) +44-1707-270003 / 0044-1707-270003 (01707-270003 / 0-1707-270003) +44-1707-270004 / 0044-1707-270004 (01707-270004 / 0-1707-270004) ...+44-1707-xxxxxx / 0044-1707-xxxxxx (01707-xxxxxx / 0-1707-xxxxxx) ...+44-1707-279995 / 0044-1707-279995 (01707-279995 / 0-1707-279995) +44-1707-279996 / 0044-1707-279996 (01707-279996 / 0-1707-279996) +44-1707-279997 / 0044-1707-279997 (01707-279997 / 0-1707-279997) +44-1707-279998 / 0044-1707-279998 (01707-279998 / 0-1707-279998) +44-1707-279999 / 0044-1707-279999 (01707-279999 / 0-1707-279999)