Area Code +351-255-(310000...319999) 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 : 310000 Subscriber Number To : 319999 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-(240000...249999) next › : +351-255-(320000...329999) Dialling Instructions For trunk calls: - 255 310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 255 310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 310000 ~ 319999 (Count: 10,000) Example: +351-255-310000 / 00351-255-310000 (255-310000 / -255-310000) +351-255-310001 / 00351-255-310001 (255-310001 / -255-310001) +351-255-310002 / 00351-255-310002 (255-310002 / -255-310002) +351-255-310003 / 00351-255-310003 (255-310003 / -255-310003) +351-255-310004 / 00351-255-310004 (255-310004 / -255-310004) ...+351-255-xxxxxx / 00351-255-xxxxxx (255-xxxxxx / -255-xxxxxx) ...+351-255-319995 / 00351-255-319995 (255-319995 / -255-319995) +351-255-319996 / 00351-255-319996 (255-319996 / -255-319996) +351-255-319997 / 00351-255-319997 (255-319997 / -255-319997) +351-255-319998 / 00351-255-319998 (255-319998 / -255-319998) +351-255-319999 / 00351-255-319999 (255-319999 / -255-319999)
