Area Code +351-921-(990000...999999) located in Mobile services, more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 921 Subscriber Number From : 990000 Subscriber Number To : 999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : VODAFONE PORTUGAL - COMUNICAÇÕES PESSOAIS, S.A. Click here to buy Portugal Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 620 (Portugal) Country Code : PT (Portugal) City : Mobile services Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : None Longitude : None ‹ previous : +351-921-(980000...989999) next › : +351-922-(000000...009999) Dialling Instructions For trunk calls: - 921 990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 921 990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 990000 ~ 999999 (Count: 10,000) Example: +351-921-990000 / 00351-921-990000 (921-990000 / -921-990000) +351-921-990001 / 00351-921-990001 (921-990001 / -921-990001) +351-921-990002 / 00351-921-990002 (921-990002 / -921-990002) +351-921-990003 / 00351-921-990003 (921-990003 / -921-990003) +351-921-990004 / 00351-921-990004 (921-990004 / -921-990004) ...+351-921-xxxxxx / 00351-921-xxxxxx (921-xxxxxx / -921-xxxxxx) ...+351-921-999995 / 00351-921-999995 (921-999995 / -921-999995) +351-921-999996 / 00351-921-999996 (921-999996 / -921-999996) +351-921-999997 / 00351-921-999997 (921-999997 / -921-999997) +351-921-999998 / 00351-921-999998 (921-999998 / -921-999998) +351-921-999999 / 00351-921-999999 (921-999999 / -921-999999)