Area Code +351-238-(310000...319999) located in Seia, Guarda (09), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 238 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 : 09 Region Name : Guarda City : Seia Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 40.4200 Longitude : -7.7000 ‹ previous : +351-238-(240000...249999) next › : +351-238-(320000...329999) Dialling Instructions For trunk calls: - 238 310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 238 310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 310000 ~ 319999 (Count: 10,000) Example: +351-238-310000 / 00351-238-310000 (238-310000 / -238-310000) +351-238-310001 / 00351-238-310001 (238-310001 / -238-310001) +351-238-310002 / 00351-238-310002 (238-310002 / -238-310002) +351-238-310003 / 00351-238-310003 (238-310003 / -238-310003) +351-238-310004 / 00351-238-310004 (238-310004 / -238-310004) ...+351-238-xxxxxx / 00351-238-xxxxxx (238-xxxxxx / -238-xxxxxx) ...+351-238-319995 / 00351-238-319995 (238-319995 / -238-319995) +351-238-319996 / 00351-238-319996 (238-319996 / -238-319996) +351-238-319997 / 00351-238-319997 (238-319997 / -238-319997) +351-238-319998 / 00351-238-319998 (238-319998 / -238-319998) +351-238-319999 / 00351-238-319999 (238-319999 / -238-319999)