Area Code +44-370-(6230000...6239999) located in National Number, more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 370 Subscriber Number From : 6230000 Subscriber Number To : 6239999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : N (N) Carrier Name : TTNC 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) City : National Number Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 51.5000 Longitude : -0.1300 ‹ previous : +44-370-(6210000...6219999) next › : +44-370-(6250000...6259999) Dialling Instructions For trunk calls: 0 370 6230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 370 6230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6230000 ~ 6239999 (Count: 10,000) Example: +44-370-6230000 / 0044-370-6230000 (0370-6230000 / 0-370-6230000) +44-370-6230001 / 0044-370-6230001 (0370-6230001 / 0-370-6230001) +44-370-6230002 / 0044-370-6230002 (0370-6230002 / 0-370-6230002) +44-370-6230003 / 0044-370-6230003 (0370-6230003 / 0-370-6230003) +44-370-6230004 / 0044-370-6230004 (0370-6230004 / 0-370-6230004) ...+44-370-xxxxxxx / 0044-370-xxxxxxx (0370-xxxxxxx / 0-370-xxxxxxx) ...+44-370-6239995 / 0044-370-6239995 (0370-6239995 / 0-370-6239995) +44-370-6239996 / 0044-370-6239996 (0370-6239996 / 0-370-6239996) +44-370-6239997 / 0044-370-6239997 (0370-6239997 / 0-370-6239997) +44-370-6239998 / 0044-370-6239998 (0370-6239998 / 0-370-6239998) +44-370-6239999 / 0044-370-6239999 (0370-6239999 / 0-370-6239999)