Area Code +81-120-(583000...583999) 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 : 583000 Subscriber Number To : 583999 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-(582000...582999) next › : +81-120-(584000...584999) Dialling Instructions For trunk calls: 0 120 583000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 120 583000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 583000 ~ 583999 (Count: 1,000) Example: +81-120-583000 / 01081-120-583000 (0120-583000 / 0-120-583000) +81-120-583001 / 01081-120-583001 (0120-583001 / 0-120-583001) +81-120-583002 / 01081-120-583002 (0120-583002 / 0-120-583002) +81-120-583003 / 01081-120-583003 (0120-583003 / 0-120-583003) +81-120-583004 / 01081-120-583004 (0120-583004 / 0-120-583004) ...+81-120-xxxxxx / 01081-120-xxxxxx (0120-xxxxxx / 0-120-xxxxxx) ...+81-120-583995 / 01081-120-583995 (0120-583995 / 0-120-583995) +81-120-583996 / 01081-120-583996 (0120-583996 / 0-120-583996) +81-120-583997 / 01081-120-583997 (0120-583997 / 0-120-583997) +81-120-583998 / 01081-120-583998 (0120-583998 / 0-120-583998) +81-120-583999 / 01081-120-583999 (0120-583999 / 0-120-583999)