Area Code +44-1720-(290000...299999) located in Isles of Scilly, Isles of Scilly (IOS), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1720 Subscriber Number From : 290000 Subscriber Number To : 299999 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 : Frontier 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 : IOS Region Name : Isles of Scilly City : Isles of Scilly Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 49.9300 Longitude : -6.3000 ‹ previous : +44-1720-(289000...289999) next › : +44-1720-(300000...309999) Dialling Instructions For trunk calls: 0 1720 290000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1720 290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 290000 ~ 299999 (Count: 10,000) Example: +44-1720-290000 / 0044-1720-290000 (01720-290000 / 0-1720-290000) +44-1720-290001 / 0044-1720-290001 (01720-290001 / 0-1720-290001) +44-1720-290002 / 0044-1720-290002 (01720-290002 / 0-1720-290002) +44-1720-290003 / 0044-1720-290003 (01720-290003 / 0-1720-290003) +44-1720-290004 / 0044-1720-290004 (01720-290004 / 0-1720-290004) ...+44-1720-xxxxxx / 0044-1720-xxxxxx (01720-xxxxxx / 0-1720-xxxxxx) ...+44-1720-299995 / 0044-1720-299995 (01720-299995 / 0-1720-299995) +44-1720-299996 / 0044-1720-299996 (01720-299996 / 0-1720-299996) +44-1720-299997 / 0044-1720-299997 (01720-299997 / 0-1720-299997) +44-1720-299998 / 0044-1720-299998 (01720-299998 / 0-1720-299998) +44-1720-299999 / 0044-1720-299999 (01720-299999 / 0-1720-299999)