Area Code +351-232-(370000...379999) located in Viseu, Viseu (18), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 232 Subscriber Number From : 370000 Subscriber Number To : 379999 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 : 18 Region Name : Viseu City : Viseu Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.6600 Longitude : -7.9100 ‹ previous : +351-232-(350000...359999) next › : +351-232-(380000...389999) Dialling Instructions For trunk calls: - 232 370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 232 370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 370000 ~ 379999 (Count: 10,000) Example: +351-232-370000 / 00351-232-370000 (232-370000 / -232-370000) +351-232-370001 / 00351-232-370001 (232-370001 / -232-370001) +351-232-370002 / 00351-232-370002 (232-370002 / -232-370002) +351-232-370003 / 00351-232-370003 (232-370003 / -232-370003) +351-232-370004 / 00351-232-370004 (232-370004 / -232-370004) ...+351-232-xxxxxx / 00351-232-xxxxxx (232-xxxxxx / -232-xxxxxx) ...+351-232-379995 / 00351-232-379995 (232-379995 / -232-379995) +351-232-379996 / 00351-232-379996 (232-379996 / -232-379996) +351-232-379997 / 00351-232-379997 (232-379997 / -232-379997) +351-232-379998 / 00351-232-379998 (232-379998 / -232-379998) +351-232-379999 / 00351-232-379999 (232-379999 / -232-379999)