Area Code +44-1228-(300000...300999) located in Carlisle, Cumbria (CMA), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1228 Subscriber Number From : 300000 Subscriber Number To : 300999 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 : Linear Telecoms 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 : CMA Region Name : Cumbria City : Carlisle Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 54.8900 Longitude : -2.9300 ‹ previous : +44-1228-(299000...299999) next › : +44-1228-(301000...301999) Dialling Instructions For trunk calls: 0 1228 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1228 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 300999 (Count: 1,000) Example: +44-1228-300000 / 0044-1228-300000 (01228-300000 / 0-1228-300000) +44-1228-300001 / 0044-1228-300001 (01228-300001 / 0-1228-300001) +44-1228-300002 / 0044-1228-300002 (01228-300002 / 0-1228-300002) +44-1228-300003 / 0044-1228-300003 (01228-300003 / 0-1228-300003) +44-1228-300004 / 0044-1228-300004 (01228-300004 / 0-1228-300004) ...+44-1228-xxxxxx / 0044-1228-xxxxxx (01228-xxxxxx / 0-1228-xxxxxx) ...+44-1228-300995 / 0044-1228-300995 (01228-300995 / 0-1228-300995) +44-1228-300996 / 0044-1228-300996 (01228-300996 / 0-1228-300996) +44-1228-300997 / 0044-1228-300997 (01228-300997 / 0-1228-300997) +44-1228-300998 / 0044-1228-300998 (01228-300998 / 0-1228-300998) +44-1228-300999 / 0044-1228-300999 (01228-300999 / 0-1228-300999)