Area Code +47-21-(000000...099999) located in All locations, Oslo fylke (03), more detail is as below. Place International Dialing Code : 47 International Prefix : 00 National Destination Code : 21 Subscriber Number From : 000000 Subscriber Number To : 099999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TDC AS Click here to buy Norway Area Code Database Other Information Language Code : no Country Number : 578 (Norway) Country Code : NO (Norway) Region Code : 03 Region Name : Oslo fylke City : All locations Timezone : Europe/Oslo Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : 59.9300 Longitude : 10.7500 next › : +47-21-(300000...319999) Dialling Instructions For trunk calls: - 21 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 47 21 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 099999 (Count: 100,000) Example: +47-21-000000 / 0047-21-000000 (21-000000 / -21-000000) +47-21-000001 / 0047-21-000001 (21-000001 / -21-000001) +47-21-000002 / 0047-21-000002 (21-000002 / -21-000002) +47-21-000003 / 0047-21-000003 (21-000003 / -21-000003) +47-21-000004 / 0047-21-000004 (21-000004 / -21-000004) ...+47-21-xxxxxx / 0047-21-xxxxxx (21-xxxxxx / -21-xxxxxx) ...+47-21-099995 / 0047-21-099995 (21-099995 / -21-099995) +47-21-099996 / 0047-21-099996 (21-099996 / -21-099996) +47-21-099997 / 0047-21-099997 (21-099997 / -21-099997) +47-21-099998 / 0047-21-099998 (21-099998 / -21-099998) +47-21-099999 / 0047-21-099999 (21-099999 / -21-099999)