Area Code +351-258-(070000...079999) 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 : 070000 Subscriber Number To : 079999 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 : OPTIMUS - 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-(020000...029999) next › : +351-258-(090000...099999) Dialling Instructions For trunk calls: - 258 070000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 258 070000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 070000 ~ 079999 (Count: 10,000) Example: +351-258-070000 / 00351-258-070000 (258-070000 / -258-070000) +351-258-070001 / 00351-258-070001 (258-070001 / -258-070001) +351-258-070002 / 00351-258-070002 (258-070002 / -258-070002) +351-258-070003 / 00351-258-070003 (258-070003 / -258-070003) +351-258-070004 / 00351-258-070004 (258-070004 / -258-070004) ...+351-258-xxxxxx / 00351-258-xxxxxx (258-xxxxxx / -258-xxxxxx) ...+351-258-079995 / 00351-258-079995 (258-079995 / -258-079995) +351-258-079996 / 00351-258-079996 (258-079996 / -258-079996) +351-258-079997 / 00351-258-079997 (258-079997 / -258-079997) +351-258-079998 / 00351-258-079998 (258-079998 / -258-079998) +351-258-079999 / 00351-258-079999 (258-079999 / -258-079999)