Area Code +44-1287-(231000...231999) located in Guisborough, Redcar and Cleveland (RCC), more detail is as below. Place International Dialing Code : 44 International Prefix : 00 National Prefix : 0 National Destination Code : 1287 Subscriber Number From : 231000 Subscriber Number To : 231999 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 : Invoco 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 : RCC Region Name : Redcar and Cleveland City : Guisborough Timezone : Europe/London Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 54.5300 Longitude : -1.0600 ‹ previous : +44-1287-(230000...230999) next › : +44-1287-(232000...232999) Dialling Instructions For trunk calls: 0 1287 231000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 44 1287 231000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 231000 ~ 231999 (Count: 1,000) Example: +44-1287-231000 / 0044-1287-231000 (01287-231000 / 0-1287-231000) +44-1287-231001 / 0044-1287-231001 (01287-231001 / 0-1287-231001) +44-1287-231002 / 0044-1287-231002 (01287-231002 / 0-1287-231002) +44-1287-231003 / 0044-1287-231003 (01287-231003 / 0-1287-231003) +44-1287-231004 / 0044-1287-231004 (01287-231004 / 0-1287-231004) ...+44-1287-xxxxxx / 0044-1287-xxxxxx (01287-xxxxxx / 0-1287-xxxxxx) ...+44-1287-231995 / 0044-1287-231995 (01287-231995 / 0-1287-231995) +44-1287-231996 / 0044-1287-231996 (01287-231996 / 0-1287-231996) +44-1287-231997 / 0044-1287-231997 (01287-231997 / 0-1287-231997) +44-1287-231998 / 0044-1287-231998 (01287-231998 / 0-1287-231998) +44-1287-231999 / 0044-1287-231999 (01287-231999 / 0-1287-231999)