Area Code +351-21-(0370000...0379999) 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 : 0370000 Subscriber Number To : 0379999 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-(0360000...0369999) next › : +351-21-(0380000...0389999) Dialling Instructions For trunk calls: - 21 0370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 21 0370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0370000 ~ 0379999 (Count: 10,000) Example: +351-21-0370000 / 00351-21-0370000 (21-0370000 / -21-0370000) +351-21-0370001 / 00351-21-0370001 (21-0370001 / -21-0370001) +351-21-0370002 / 00351-21-0370002 (21-0370002 / -21-0370002) +351-21-0370003 / 00351-21-0370003 (21-0370003 / -21-0370003) +351-21-0370004 / 00351-21-0370004 (21-0370004 / -21-0370004) ...+351-21-xxxxxxx / 00351-21-xxxxxxx (21-xxxxxxx / -21-xxxxxxx) ...+351-21-0379995 / 00351-21-0379995 (21-0379995 / -21-0379995) +351-21-0379996 / 00351-21-0379996 (21-0379996 / -21-0379996) +351-21-0379997 / 00351-21-0379997 (21-0379997 / -21-0379997) +351-21-0379998 / 00351-21-0379998 (21-0379998 / -21-0379998) +351-21-0379999 / 00351-21-0379999 (21-0379999 / -21-0379999)