Area Code +81-501-(3240000...3249999) 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 : 3240000 Subscriber Number To : 3249999 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-(3230000...3239999) next › : +81-501-(3250000...3259999) Dialling Instructions For trunk calls: 0 501 3240000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 501 3240000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3240000 ~ 3249999 (Count: 10,000) Example: +81-501-3240000 / 01081-501-3240000 (0501-3240000 / 0-501-3240000) +81-501-3240001 / 01081-501-3240001 (0501-3240001 / 0-501-3240001) +81-501-3240002 / 01081-501-3240002 (0501-3240002 / 0-501-3240002) +81-501-3240003 / 01081-501-3240003 (0501-3240003 / 0-501-3240003) +81-501-3240004 / 01081-501-3240004 (0501-3240004 / 0-501-3240004) ...+81-501-xxxxxxx / 01081-501-xxxxxxx (0501-xxxxxxx / 0-501-xxxxxxx) ...+81-501-3249995 / 01081-501-3249995 (0501-3249995 / 0-501-3249995) +81-501-3249996 / 01081-501-3249996 (0501-3249996 / 0-501-3249996) +81-501-3249997 / 01081-501-3249997 (0501-3249997 / 0-501-3249997) +81-501-3249998 / 01081-501-3249998 (0501-3249998 / 0-501-3249998) +81-501-3249999 / 01081-501-3249999 (0501-3249999 / 0-501-3249999)