Area Code +81-501-(7950000...7959999) 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 : 7950000 Subscriber Number To : 7959999 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-(7940000...7949999) next › : +81-501-(7960000...7969999) Dialling Instructions For trunk calls: 0 501 7950000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 501 7950000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7950000 ~ 7959999 (Count: 10,000) Example: +81-501-7950000 / 01081-501-7950000 (0501-7950000 / 0-501-7950000) +81-501-7950001 / 01081-501-7950001 (0501-7950001 / 0-501-7950001) +81-501-7950002 / 01081-501-7950002 (0501-7950002 / 0-501-7950002) +81-501-7950003 / 01081-501-7950003 (0501-7950003 / 0-501-7950003) +81-501-7950004 / 01081-501-7950004 (0501-7950004 / 0-501-7950004) ...+81-501-xxxxxxx / 01081-501-xxxxxxx (0501-xxxxxxx / 0-501-xxxxxxx) ...+81-501-7959995 / 01081-501-7959995 (0501-7959995 / 0-501-7959995) +81-501-7959996 / 01081-501-7959996 (0501-7959996 / 0-501-7959996) +81-501-7959997 / 01081-501-7959997 (0501-7959997 / 0-501-7959997) +81-501-7959998 / 01081-501-7959998 (0501-7959998 / 0-501-7959998) +81-501-7959999 / 01081-501-7959999 (0501-7959999 / 0-501-7959999)