Area Code +351-255-(380000...389999) located in Penafiel, Porto (13), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 255 Subscriber Number From : 380000 Subscriber Number To : 389999 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 : 13 Region Name : Porto City : Penafiel Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 41.2100 Longitude : -8.2900 ‹ previous : +351-255-(360000...369999) next › : +351-255-(400000...409999) Dialling Instructions For trunk calls: - 255 380000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 255 380000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 380000 ~ 389999 (Count: 10,000) Example: +351-255-380000 / 00351-255-380000 (255-380000 / -255-380000) +351-255-380001 / 00351-255-380001 (255-380001 / -255-380001) +351-255-380002 / 00351-255-380002 (255-380002 / -255-380002) +351-255-380003 / 00351-255-380003 (255-380003 / -255-380003) +351-255-380004 / 00351-255-380004 (255-380004 / -255-380004) ...+351-255-xxxxxx / 00351-255-xxxxxx (255-xxxxxx / -255-xxxxxx) ...+351-255-389995 / 00351-255-389995 (255-389995 / -255-389995) +351-255-389996 / 00351-255-389996 (255-389996 / -255-389996) +351-255-389997 / 00351-255-389997 (255-389997 / -255-389997) +351-255-389998 / 00351-255-389998 (255-389998 / -255-389998) +351-255-389999 / 00351-255-389999 (255-389999 / -255-389999)