Area Code +81-501-(2340000...2349999) located in VoIP, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 501 Subscriber Number From : 2340000 Subscriber Number To : 2349999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : Softbank Broadband Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : VoIP Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : None Longitude : None ‹ previous : +81-501-(2330000...2339999) next › : +81-501-(2350000...2359999) Dialling Instructions For trunk calls: 0 501 2340000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 501 2340000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2340000 ~ 2349999 (Count: 10,000) Example: +81-501-2340000 / 01081-501-2340000 (0501-2340000 / 0-501-2340000) +81-501-2340001 / 01081-501-2340001 (0501-2340001 / 0-501-2340001) +81-501-2340002 / 01081-501-2340002 (0501-2340002 / 0-501-2340002) +81-501-2340003 / 01081-501-2340003 (0501-2340003 / 0-501-2340003) +81-501-2340004 / 01081-501-2340004 (0501-2340004 / 0-501-2340004) ...+81-501-xxxxxxx / 01081-501-xxxxxxx (0501-xxxxxxx / 0-501-xxxxxxx) ...+81-501-2349995 / 01081-501-2349995 (0501-2349995 / 0-501-2349995) +81-501-2349996 / 01081-501-2349996 (0501-2349996 / 0-501-2349996) +81-501-2349997 / 01081-501-2349997 (0501-2349997 / 0-501-2349997) +81-501-2349998 / 01081-501-2349998 (0501-2349998 / 0-501-2349998) +81-501-2349999 / 01081-501-2349999 (0501-2349999 / 0-501-2349999)