Area Code +351-238-(000000...009999) 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 : 000000 Subscriber Number To : 009999 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 : ONITELECOM – INFOCOMUNICAÇÕES, 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 : +351-236-(980000...989999) next › : +351-238-(010000...019999) Dialling Instructions For trunk calls: - 238 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 238 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 009999 (Count: 10,000) Example: +351-238-000000 / 00351-238-000000 (238-000000 / -238-000000) +351-238-000001 / 00351-238-000001 (238-000001 / -238-000001) +351-238-000002 / 00351-238-000002 (238-000002 / -238-000002) +351-238-000003 / 00351-238-000003 (238-000003 / -238-000003) +351-238-000004 / 00351-238-000004 (238-000004 / -238-000004) ...+351-238-xxxxxx / 00351-238-xxxxxx (238-xxxxxx / -238-xxxxxx) ...+351-238-009995 / 00351-238-009995 (238-009995 / -238-009995) +351-238-009996 / 00351-238-009996 (238-009996 / -238-009996) +351-238-009997 / 00351-238-009997 (238-009997 / -238-009997) +351-238-009998 / 00351-238-009998 (238-009998 / -238-009998) +351-238-009999 / 00351-238-009999 (238-009999 / -238-009999)