Area Code +81-120-(623000...623999) 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 : 623000 Subscriber Number To : 623999 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-(622000...622999) next › : +81-120-(624000...624999) Dialling Instructions For trunk calls: 0 120 623000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 120 623000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 623000 ~ 623999 (Count: 1,000) Example: +81-120-623000 / 01081-120-623000 (0120-623000 / 0-120-623000) +81-120-623001 / 01081-120-623001 (0120-623001 / 0-120-623001) +81-120-623002 / 01081-120-623002 (0120-623002 / 0-120-623002) +81-120-623003 / 01081-120-623003 (0120-623003 / 0-120-623003) +81-120-623004 / 01081-120-623004 (0120-623004 / 0-120-623004) ...+81-120-xxxxxx / 01081-120-xxxxxx (0120-xxxxxx / 0-120-xxxxxx) ...+81-120-623995 / 01081-120-623995 (0120-623995 / 0-120-623995) +81-120-623996 / 01081-120-623996 (0120-623996 / 0-120-623996) +81-120-623997 / 01081-120-623997 (0120-623997 / 0-120-623997) +81-120-623998 / 01081-120-623998 (0120-623998 / 0-120-623998) +81-120-623999 / 01081-120-623999 (0120-623999 / 0-120-623999)