Area Code +351-231-(080000...089999) 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 : 080000 Subscriber Number To : 089999 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 : CABOVISÃO - SOCIEDADE DE TELEVISÃO POR CABO, 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 : +351-231-(070000...079999) next › : +351-231-(090000...099999) Dialling Instructions For trunk calls: - 231 080000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 231 080000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 080000 ~ 089999 (Count: 10,000) Example: +351-231-080000 / 00351-231-080000 (231-080000 / -231-080000) +351-231-080001 / 00351-231-080001 (231-080001 / -231-080001) +351-231-080002 / 00351-231-080002 (231-080002 / -231-080002) +351-231-080003 / 00351-231-080003 (231-080003 / -231-080003) +351-231-080004 / 00351-231-080004 (231-080004 / -231-080004) ...+351-231-xxxxxx / 00351-231-xxxxxx (231-xxxxxx / -231-xxxxxx) ...+351-231-089995 / 00351-231-089995 (231-089995 / -231-089995) +351-231-089996 / 00351-231-089996 (231-089996 / -231-089996) +351-231-089997 / 00351-231-089997 (231-089997 / -231-089997) +351-231-089998 / 00351-231-089998 (231-089998 / -231-089998) +351-231-089999 / 00351-231-089999 (231-089999 / -231-089999)