Area Code +351-309-(730000...739999) located in VoIP, more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 309 Subscriber Number From : 730000 Subscriber Number To : 739999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Click here to buy Portugal Area Code Database Other Information Language Code : pt (Portuguese) Country Number : 620 (Portugal) Country Code : PT (Portugal) City : VoIP Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : None Longitude : None ‹ previous : +351-309-(720000...729999) next › : +351-309-(740000...749999) Dialling Instructions For trunk calls: - 309 730000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 309 730000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 730000 ~ 739999 (Count: 10,000) Example: +351-309-730000 / 00351-309-730000 (309-730000 / -309-730000) +351-309-730001 / 00351-309-730001 (309-730001 / -309-730001) +351-309-730002 / 00351-309-730002 (309-730002 / -309-730002) +351-309-730003 / 00351-309-730003 (309-730003 / -309-730003) +351-309-730004 / 00351-309-730004 (309-730004 / -309-730004) ...+351-309-xxxxxx / 00351-309-xxxxxx (309-xxxxxx / -309-xxxxxx) ...+351-309-739995 / 00351-309-739995 (309-739995 / -309-739995) +351-309-739996 / 00351-309-739996 (309-739996 / -309-739996) +351-309-739997 / 00351-309-739997 (309-739997 / -309-739997) +351-309-739998 / 00351-309-739998 (309-739998 / -309-739998) +351-309-739999 / 00351-309-739999 (309-739999 / -309-739999)