Area Code +351-231-(000000...009999) located in Mealhada, Aveiro (01), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 231 Subscriber Number From : 000000 Subscriber Number To : 009999 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 : ONITELECOM – INFOCOMUNICAÇÕES, 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 : 01 Region Name : Aveiro City : Mealhada Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.3800 Longitude : -8.4500 ‹ previous : +351-22-(9990000...9999999) next › : +351-231-(010000...019999) Dialling Instructions For trunk calls: - 231 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 231 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 009999 (Count: 10,000) Example: +351-231-000000 / 00351-231-000000 (231-000000 / -231-000000) +351-231-000001 / 00351-231-000001 (231-000001 / -231-000001) +351-231-000002 / 00351-231-000002 (231-000002 / -231-000002) +351-231-000003 / 00351-231-000003 (231-000003 / -231-000003) +351-231-000004 / 00351-231-000004 (231-000004 / -231-000004) ...+351-231-xxxxxx / 00351-231-xxxxxx (231-xxxxxx / -231-xxxxxx) ...+351-231-009995 / 00351-231-009995 (231-009995 / -231-009995) +351-231-009996 / 00351-231-009996 (231-009996 / -231-009996) +351-231-009997 / 00351-231-009997 (231-009997 / -231-009997) +351-231-009998 / 00351-231-009998 (231-009998 / -231-009998) +351-231-009999 / 00351-231-009999 (231-009999 / -231-009999)
