Area Code +47-21-(300000...319999) 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 : 300000 Subscriber Number To : 319999 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 : Tele2 Norge 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-(000000...099999) next › : +47-21-(377000...399999) Dialling Instructions For trunk calls: - 21 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 47 21 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 319999 (Count: 20,000) Example: +47-21-300000 / 0047-21-300000 (21-300000 / -21-300000) +47-21-300001 / 0047-21-300001 (21-300001 / -21-300001) +47-21-300002 / 0047-21-300002 (21-300002 / -21-300002) +47-21-300003 / 0047-21-300003 (21-300003 / -21-300003) +47-21-300004 / 0047-21-300004 (21-300004 / -21-300004) ...+47-21-xxxxxx / 0047-21-xxxxxx (21-xxxxxx / -21-xxxxxx) ...+47-21-319995 / 0047-21-319995 (21-319995 / -21-319995) +47-21-319996 / 0047-21-319996 (21-319996 / -21-319996) +47-21-319997 / 0047-21-319997 (21-319997 / -21-319997) +47-21-319998 / 0047-21-319998 (21-319998 / -21-319998) +47-21-319999 / 0047-21-319999 (21-319999 / -21-319999)