Area Code +81-50-(10080000...10089999) located in VoIP, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 50 Subscriber Number From : 10080000 Subscriber Number To : 10089999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : Softbank Mobile 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 : 35.6900 Longitude : 139.6900 ‹ previous : +81-50-(10070000...10079999) next › : +81-50-(10090000...10099999) Dialling Instructions For trunk calls: 0 50 10080000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 50 10080000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10080000 ~ 10089999 (Count: 10,000) Example: +81-50-10080000 / 01081-50-10080000 (050-10080000 / 0-50-10080000) +81-50-10080001 / 01081-50-10080001 (050-10080001 / 0-50-10080001) +81-50-10080002 / 01081-50-10080002 (050-10080002 / 0-50-10080002) +81-50-10080003 / 01081-50-10080003 (050-10080003 / 0-50-10080003) +81-50-10080004 / 01081-50-10080004 (050-10080004 / 0-50-10080004) ...+81-50-xxxxxxxx / 01081-50-xxxxxxxx (050-xxxxxxxx / 0-50-xxxxxxxx) ...+81-50-10089995 / 01081-50-10089995 (050-10089995 / 0-50-10089995) +81-50-10089996 / 01081-50-10089996 (050-10089996 / 0-50-10089996) +81-50-10089997 / 01081-50-10089997 (050-10089997 / 0-50-10089997) +81-50-10089998 / 01081-50-10089998 (050-10089998 / 0-50-10089998) +81-50-10089999 / 01081-50-10089999 (050-10089999 / 0-50-10089999)