Area Code +81-120-(664000...664999) located in Freephone, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 120 Subscriber Number From : 664000 Subscriber Number To : 664999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : F (Freephone) Carrier Name : NTT Communications Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : Freephone Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.6900 Longitude : 139.6900 ‹ previous : +81-120-(663000...663999) next › : +81-120-(665000...665999) Dialling Instructions For trunk calls: 0 120 664000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 120 664000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 664000 ~ 664999 (Count: 1,000) Example: +81-120-664000 / 01081-120-664000 (0120-664000 / 0-120-664000) +81-120-664001 / 01081-120-664001 (0120-664001 / 0-120-664001) +81-120-664002 / 01081-120-664002 (0120-664002 / 0-120-664002) +81-120-664003 / 01081-120-664003 (0120-664003 / 0-120-664003) +81-120-664004 / 01081-120-664004 (0120-664004 / 0-120-664004) ...+81-120-xxxxxx / 01081-120-xxxxxx (0120-xxxxxx / 0-120-xxxxxx) ...+81-120-664995 / 01081-120-664995 (0120-664995 / 0-120-664995) +81-120-664996 / 01081-120-664996 (0120-664996 / 0-120-664996) +81-120-664997 / 01081-120-664997 (0120-664997 / 0-120-664997) +81-120-664998 / 01081-120-664998 (0120-664998 / 0-120-664998) +81-120-664999 / 01081-120-664999 (0120-664999 / 0-120-664999)