Area Code +351-22-(1050000...1059999) located in Porto, Porto (13), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 22 Subscriber Number From : 1050000 Subscriber Number To : 1059999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : REFER TELECOM – SERVIÇOS DE TELECOMUNICAÇÕES, 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 : Porto Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 41.1500 Longitude : -8.6100 ‹ previous : +351-22-(0990000...0999999) next › : +351-22-(1200000...1209999) Dialling Instructions For trunk calls: - 22 1050000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 22 1050000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1050000 ~ 1059999 (Count: 10,000) Example: +351-22-1050000 / 00351-22-1050000 (22-1050000 / -22-1050000) +351-22-1050001 / 00351-22-1050001 (22-1050001 / -22-1050001) +351-22-1050002 / 00351-22-1050002 (22-1050002 / -22-1050002) +351-22-1050003 / 00351-22-1050003 (22-1050003 / -22-1050003) +351-22-1050004 / 00351-22-1050004 (22-1050004 / -22-1050004) ...+351-22-xxxxxxx / 00351-22-xxxxxxx (22-xxxxxxx / -22-xxxxxxx) ...+351-22-1059995 / 00351-22-1059995 (22-1059995 / -22-1059995) +351-22-1059996 / 00351-22-1059996 (22-1059996 / -22-1059996) +351-22-1059997 / 00351-22-1059997 (22-1059997 / -22-1059997) +351-22-1059998 / 00351-22-1059998 (22-1059998 / -22-1059998) +351-22-1059999 / 00351-22-1059999 (22-1059999 / -22-1059999)