Area Code +81-990-(583000...589999) located in Premium rate service, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 990 Subscriber Number From : 583000 Subscriber Number To : 589999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : S (Special) Carrier Name : NTT West Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : Premium rate service Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : None Longitude : None ‹ previous : +81-990-(580000...581999) next › : +81-990-(600000...607999) Dialling Instructions For trunk calls: 0 990 583000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 990 583000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 583000 ~ 589999 (Count: 7,000) Example: +81-990-583000 / 01081-990-583000 (0990-583000 / 0-990-583000) +81-990-583001 / 01081-990-583001 (0990-583001 / 0-990-583001) +81-990-583002 / 01081-990-583002 (0990-583002 / 0-990-583002) +81-990-583003 / 01081-990-583003 (0990-583003 / 0-990-583003) +81-990-583004 / 01081-990-583004 (0990-583004 / 0-990-583004) ...+81-990-xxxxxx / 01081-990-xxxxxx (0990-xxxxxx / 0-990-xxxxxx) ...+81-990-589995 / 01081-990-589995 (0990-589995 / 0-990-589995) +81-990-589996 / 01081-990-589996 (0990-589996 / 0-990-589996) +81-990-589997 / 01081-990-589997 (0990-589997 / 0-990-589997) +81-990-589998 / 01081-990-589998 (0990-589998 / 0-990-589998) +81-990-589999 / 01081-990-589999 (0990-589999 / 0-990-589999)
