Area Code +44-1223-(773000...773999) located in Cambridge, Cambridgeshire (CAM), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1223 Subscriber Number From : 773000 Subscriber Number To : 773999 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 : Level 3 Communications UK 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 : CAM Region Name : Cambridgeshire City : Cambridge Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 52.2000 Longitude : 0.1200 ‹ previous : +44-1223-(772000...772999) next › : +44-1223-(774000...774999) Dialling Instructions For trunk calls: 0 1223 773000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1223 773000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 773000 ~ 773999 (Count: 1,000) Example: +44-1223-773000 / 0044-1223-773000 (01223-773000 / 0-1223-773000) +44-1223-773001 / 0044-1223-773001 (01223-773001 / 0-1223-773001) +44-1223-773002 / 0044-1223-773002 (01223-773002 / 0-1223-773002) +44-1223-773003 / 0044-1223-773003 (01223-773003 / 0-1223-773003) +44-1223-773004 / 0044-1223-773004 (01223-773004 / 0-1223-773004) ...+44-1223-xxxxxx / 0044-1223-xxxxxx (01223-xxxxxx / 0-1223-xxxxxx) ...+44-1223-773995 / 0044-1223-773995 (01223-773995 / 0-1223-773995) +44-1223-773996 / 0044-1223-773996 (01223-773996 / 0-1223-773996) +44-1223-773997 / 0044-1223-773997 (01223-773997 / 0-1223-773997) +44-1223-773998 / 0044-1223-773998 (01223-773998 / 0-1223-773998) +44-1223-773999 / 0044-1223-773999 (01223-773999 / 0-1223-773999)