Area Code +44-191-(3230000...3239999) located in Durham, County Durham (DUR), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 191 Subscriber Number From : 3230000 Subscriber Number To : 3239999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Aggregated Telecom 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 : DUR Region Name : County Durham City : Durham Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 54.7800 Longitude : -1.5800 ‹ previous : +44-191-(3220000...3229999) next › : +44-191-(3240000...3249999) Dialling Instructions For trunk calls: 0 191 3230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 191 3230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3230000 ~ 3239999 (Count: 10,000) Example: +44-191-3230000 / 0044-191-3230000 (0191-3230000 / 0-191-3230000) +44-191-3230001 / 0044-191-3230001 (0191-3230001 / 0-191-3230001) +44-191-3230002 / 0044-191-3230002 (0191-3230002 / 0-191-3230002) +44-191-3230003 / 0044-191-3230003 (0191-3230003 / 0-191-3230003) +44-191-3230004 / 0044-191-3230004 (0191-3230004 / 0-191-3230004) ...+44-191-xxxxxxx / 0044-191-xxxxxxx (0191-xxxxxxx / 0-191-xxxxxxx) ...+44-191-3239995 / 0044-191-3239995 (0191-3239995 / 0-191-3239995) +44-191-3239996 / 0044-191-3239996 (0191-3239996 / 0-191-3239996) +44-191-3239997 / 0044-191-3239997 (0191-3239997 / 0-191-3239997) +44-191-3239998 / 0044-191-3239998 (0191-3239998 / 0-191-3239998) +44-191-3239999 / 0044-191-3239999 (0191-3239999 / 0-191-3239999)