Area Code +351-274-(850000...859999) located in Proença-a-Nova, Castelo Branco (05), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 274 Subscriber Number From : 850000 Subscriber Number To : 859999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : PT - COMUNICAÇÕES, S.A. Click here to buy Portugal Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 620 (Portugal) Country Code : PT (Portugal) Region Code : 05 Region Name : Castelo Branco City : Proença-a-Nova Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 39.7500 Longitude : -7.9300 ‹ previous : +351-274-(840000...849999) next › : +351-274-(860000...869999) Dialling Instructions For trunk calls: - 274 850000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 274 850000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 850000 ~ 859999 (Count: 10,000) Example: +351-274-850000 / 00351-274-850000 (274-850000 / -274-850000) +351-274-850001 / 00351-274-850001 (274-850001 / -274-850001) +351-274-850002 / 00351-274-850002 (274-850002 / -274-850002) +351-274-850003 / 00351-274-850003 (274-850003 / -274-850003) +351-274-850004 / 00351-274-850004 (274-850004 / -274-850004) ...+351-274-xxxxxx / 00351-274-xxxxxx (274-xxxxxx / -274-xxxxxx) ...+351-274-859995 / 00351-274-859995 (274-859995 / -274-859995) +351-274-859996 / 00351-274-859996 (274-859996 / -274-859996) +351-274-859997 / 00351-274-859997 (274-859997 / -274-859997) +351-274-859998 / 00351-274-859998 (274-859998 / -274-859998) +351-274-859999 / 00351-274-859999 (274-859999 / -274-859999)