Area Code +47-23-(630000...635999) 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 : 630000 Subscriber Number To : 635999 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 ‹ previous : +47-23-(628000...629999) next › : +47-23-(655000...656999) Dialling Instructions For trunk calls: - 23 630000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 47 23 630000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 630000 ~ 635999 (Count: 6,000) Example: +47-23-630000 / 0047-23-630000 (23-630000 / -23-630000) +47-23-630001 / 0047-23-630001 (23-630001 / -23-630001) +47-23-630002 / 0047-23-630002 (23-630002 / -23-630002) +47-23-630003 / 0047-23-630003 (23-630003 / -23-630003) +47-23-630004 / 0047-23-630004 (23-630004 / -23-630004) ...+47-23-xxxxxx / 0047-23-xxxxxx (23-xxxxxx / -23-xxxxxx) ...+47-23-635995 / 0047-23-635995 (23-635995 / -23-635995) +47-23-635996 / 0047-23-635996 (23-635996 / -23-635996) +47-23-635997 / 0047-23-635997 (23-635997 / -23-635997) +47-23-635998 / 0047-23-635998 (23-635998 / -23-635998) +47-23-635999 / 0047-23-635999 (23-635999 / -23-635999)