Area Code +351-21-(4020000...4029999) 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 : 4020000 Subscriber Number To : 4029999 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 : ZON TV CABO PORTUGAL, 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-(4010000...4019999) next › : +351-21-(4030000...4039999) Dialling Instructions For trunk calls: - 21 4020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 351 21 4020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4020000 ~ 4029999 (Count: 10,000) Example: +351-21-4020000 / 00351-21-4020000 (21-4020000 / -21-4020000) +351-21-4020001 / 00351-21-4020001 (21-4020001 / -21-4020001) +351-21-4020002 / 00351-21-4020002 (21-4020002 / -21-4020002) +351-21-4020003 / 00351-21-4020003 (21-4020003 / -21-4020003) +351-21-4020004 / 00351-21-4020004 (21-4020004 / -21-4020004) ...+351-21-xxxxxxx / 00351-21-xxxxxxx (21-xxxxxxx / -21-xxxxxxx) ...+351-21-4029995 / 00351-21-4029995 (21-4029995 / -21-4029995) +351-21-4029996 / 00351-21-4029996 (21-4029996 / -21-4029996) +351-21-4029997 / 00351-21-4029997 (21-4029997 / -21-4029997) +351-21-4029998 / 00351-21-4029998 (21-4029998 / -21-4029998) +351-21-4029999 / 00351-21-4029999 (21-4029999 / -21-4029999)