Area Code +47-23-(520000...529999) located in All locations, Oslo fylke (03), more detail is as below. Place International Dialing Code : 47 International Prefix : 00 National Destination Code : 23 Subscriber Number From : 520000 Subscriber Number To : 529999 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 : +47-23-(500000...509999) next › : +47-23-(620000...622999) Dialling Instructions For trunk calls: - 23 520000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 47 23 520000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 520000 ~ 529999 (Count: 10,000) Example: +47-23-520000 / 0047-23-520000 (23-520000 / -23-520000) +47-23-520001 / 0047-23-520001 (23-520001 / -23-520001) +47-23-520002 / 0047-23-520002 (23-520002 / -23-520002) +47-23-520003 / 0047-23-520003 (23-520003 / -23-520003) +47-23-520004 / 0047-23-520004 (23-520004 / -23-520004) ...+47-23-xxxxxx / 0047-23-xxxxxx (23-xxxxxx / -23-xxxxxx) ...+47-23-529995 / 0047-23-529995 (23-529995 / -23-529995) +47-23-529996 / 0047-23-529996 (23-529996 / -23-529996) +47-23-529997 / 0047-23-529997 (23-529997 / -23-529997) +47-23-529998 / 0047-23-529998 (23-529998 / -23-529998) +47-23-529999 / 0047-23-529999 (23-529999 / -23-529999)