Area Code +351-258-(450000...459999) 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 : 450000 Subscriber Number To : 459999 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-(400000...409999) next › : +351-258-(480000...489999) Dialling Instructions For trunk calls: - 258 450000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 258 450000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 450000 ~ 459999 (Count: 10,000) Example: +351-258-450000 / 00351-258-450000 (258-450000 / -258-450000) +351-258-450001 / 00351-258-450001 (258-450001 / -258-450001) +351-258-450002 / 00351-258-450002 (258-450002 / -258-450002) +351-258-450003 / 00351-258-450003 (258-450003 / -258-450003) +351-258-450004 / 00351-258-450004 (258-450004 / -258-450004) ...+351-258-xxxxxx / 00351-258-xxxxxx (258-xxxxxx / -258-xxxxxx) ...+351-258-459995 / 00351-258-459995 (258-459995 / -258-459995) +351-258-459996 / 00351-258-459996 (258-459996 / -258-459996) +351-258-459997 / 00351-258-459997 (258-459997 / -258-459997) +351-258-459998 / 00351-258-459998 (258-459998 / -258-459998) +351-258-459999 / 00351-258-459999 (258-459999 / -258-459999)