Area Code +81-990-(580000...581999) 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 : 580000 Subscriber Number To : 581999 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-(549000...549999) next › : +81-990-(583000...589999) Dialling Instructions For trunk calls: 0 990 580000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 990 580000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 580000 ~ 581999 (Count: 2,000) Example: +81-990-580000 / 01081-990-580000 (0990-580000 / 0-990-580000) +81-990-580001 / 01081-990-580001 (0990-580001 / 0-990-580001) +81-990-580002 / 01081-990-580002 (0990-580002 / 0-990-580002) +81-990-580003 / 01081-990-580003 (0990-580003 / 0-990-580003) +81-990-580004 / 01081-990-580004 (0990-580004 / 0-990-580004) ...+81-990-xxxxxx / 01081-990-xxxxxx (0990-xxxxxx / 0-990-xxxxxx) ...+81-990-581995 / 01081-990-581995 (0990-581995 / 0-990-581995) +81-990-581996 / 01081-990-581996 (0990-581996 / 0-990-581996) +81-990-581997 / 01081-990-581997 (0990-581997 / 0-990-581997) +81-990-581998 / 01081-990-581998 (0990-581998 / 0-990-581998) +81-990-581999 / 01081-990-581999 (0990-581999 / 0-990-581999)
