Area Code +351-234-(100000...109999) located in Aveiro, Aveiro (01), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 234 Subscriber Number From : 100000 Subscriber Number To : 109999 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 : 01 Region Name : Aveiro City : Aveiro Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.6400 Longitude : -8.6500 ‹ previous : +351-234-(090000...099999) next › : +351-234-(110000...119999) Dialling Instructions For trunk calls: - 234 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 234 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 109999 (Count: 10,000) Example: +351-234-100000 / 00351-234-100000 (234-100000 / -234-100000) +351-234-100001 / 00351-234-100001 (234-100001 / -234-100001) +351-234-100002 / 00351-234-100002 (234-100002 / -234-100002) +351-234-100003 / 00351-234-100003 (234-100003 / -234-100003) +351-234-100004 / 00351-234-100004 (234-100004 / -234-100004) ...+351-234-xxxxxx / 00351-234-xxxxxx (234-xxxxxx / -234-xxxxxx) ...+351-234-109995 / 00351-234-109995 (234-109995 / -234-109995) +351-234-109996 / 00351-234-109996 (234-109996 / -234-109996) +351-234-109997 / 00351-234-109997 (234-109997 / -234-109997) +351-234-109998 / 00351-234-109998 (234-109998 / -234-109998) +351-234-109999 / 00351-234-109999 (234-109999 / -234-109999)