Area Code +47-21-(900000...999999) 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 : 900000 Subscriber Number To : 999999 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 : Kvantel 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 ‹ previous : +47-21-(899000...899999) next › : +47-22-(000000...397999) Dialling Instructions For trunk calls: - 21 900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 47 21 900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 900000 ~ 999999 (Count: 100,000) Example: +47-21-900000 / 0047-21-900000 (21-900000 / -21-900000) +47-21-900001 / 0047-21-900001 (21-900001 / -21-900001) +47-21-900002 / 0047-21-900002 (21-900002 / -21-900002) +47-21-900003 / 0047-21-900003 (21-900003 / -21-900003) +47-21-900004 / 0047-21-900004 (21-900004 / -21-900004) ...+47-21-xxxxxx / 0047-21-xxxxxx (21-xxxxxx / -21-xxxxxx) ...+47-21-999995 / 0047-21-999995 (21-999995 / -21-999995) +47-21-999996 / 0047-21-999996 (21-999996 / -21-999996) +47-21-999997 / 0047-21-999997 (21-999997 / -21-999997) +47-21-999998 / 0047-21-999998 (21-999998 / -21-999998) +47-21-999999 / 0047-21-999999 (21-999999 / -21-999999)