Area Code +351-258-(320000...329999) located in Viana do Castelo, Viana do Castelo (16), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 258 Subscriber Number From : 320000 Subscriber Number To : 329999 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 : 16 Region Name : Viana do Castelo City : Viana do Castelo Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 41.6900 Longitude : -8.8300 ‹ previous : +351-258-(240000...249999) next › : +351-258-(330000...339999) Dialling Instructions For trunk calls: - 258 320000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 258 320000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 320000 ~ 329999 (Count: 10,000) Example: +351-258-320000 / 00351-258-320000 (258-320000 / -258-320000) +351-258-320001 / 00351-258-320001 (258-320001 / -258-320001) +351-258-320002 / 00351-258-320002 (258-320002 / -258-320002) +351-258-320003 / 00351-258-320003 (258-320003 / -258-320003) +351-258-320004 / 00351-258-320004 (258-320004 / -258-320004) ...+351-258-xxxxxx / 00351-258-xxxxxx (258-xxxxxx / -258-xxxxxx) ...+351-258-329995 / 00351-258-329995 (258-329995 / -258-329995) +351-258-329996 / 00351-258-329996 (258-329996 / -258-329996) +351-258-329997 / 00351-258-329997 (258-329997 / -258-329997) +351-258-329998 / 00351-258-329998 (258-329998 / -258-329998) +351-258-329999 / 00351-258-329999 (258-329999 / -258-329999)