Area Code +351-21-(0300000...0309999) located in Lisboa, Lisboa (11), more detail is as below. Place International Dialing Code : 351 International Prefix : 00 National Destination Code : 21 Subscriber Number From : 0300000 Subscriber Number To : 0309999 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 : AR TELECOM - ACESSOS E REDES 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 : 11 Region Name : Lisboa City : Lisboa Timezone : Europe/Lisbon Coordinated Universal Time : +00:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 38.7100 Longitude : -9.1400 ‹ previous : +351-21-(0270000...0279999) next › : +351-21-(0310000...0319999) Dialling Instructions For trunk calls: - 21 0300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 21 0300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0300000 ~ 0309999 (Count: 10,000) Example: +351-21-0300000 / 00351-21-0300000 (21-0300000 / -21-0300000) +351-21-0300001 / 00351-21-0300001 (21-0300001 / -21-0300001) +351-21-0300002 / 00351-21-0300002 (21-0300002 / -21-0300002) +351-21-0300003 / 00351-21-0300003 (21-0300003 / -21-0300003) +351-21-0300004 / 00351-21-0300004 (21-0300004 / -21-0300004) ...+351-21-xxxxxxx / 00351-21-xxxxxxx (21-xxxxxxx / -21-xxxxxxx) ...+351-21-0309995 / 00351-21-0309995 (21-0309995 / -21-0309995) +351-21-0309996 / 00351-21-0309996 (21-0309996 / -21-0309996) +351-21-0309997 / 00351-21-0309997 (21-0309997 / -21-0309997) +351-21-0309998 / 00351-21-0309998 (21-0309998 / -21-0309998) +351-21-0309999 / 00351-21-0309999 (21-0309999 / -21-0309999)