Area Code +81-120-(666000...666999) 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 : 666000 Subscriber Number To : 666999 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-(665000...665999) next › : +81-120-(667000...667999) Dialling Instructions For trunk calls: 0 120 666000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 120 666000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 666000 ~ 666999 (Count: 1,000) Example: +81-120-666000 / 01081-120-666000 (0120-666000 / 0-120-666000) +81-120-666001 / 01081-120-666001 (0120-666001 / 0-120-666001) +81-120-666002 / 01081-120-666002 (0120-666002 / 0-120-666002) +81-120-666003 / 01081-120-666003 (0120-666003 / 0-120-666003) +81-120-666004 / 01081-120-666004 (0120-666004 / 0-120-666004) ...+81-120-xxxxxx / 01081-120-xxxxxx (0120-xxxxxx / 0-120-xxxxxx) ...+81-120-666995 / 01081-120-666995 (0120-666995 / 0-120-666995) +81-120-666996 / 01081-120-666996 (0120-666996 / 0-120-666996) +81-120-666997 / 01081-120-666997 (0120-666997 / 0-120-666997) +81-120-666998 / 01081-120-666998 (0120-666998 / 0-120-666998) +81-120-666999 / 01081-120-666999 (0120-666999 / 0-120-666999)