Area Code +81-98-(8170000...8179999) located in Naha, Okinawa (47), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 98 Subscriber Number From : 8170000 Subscriber Number To : 8179999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Okinawa Tele Message Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 47 Region Name : Okinawa City : Naha Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 26.2300 Longitude : 127.6900 ‹ previous : +81-98-(8160000...8169999) next › : +81-98-(8180000...8189999) Dialling Instructions For trunk calls: 0 98 8170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 98 8170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8170000 ~ 8179999 (Count: 10,000) Example: +81-98-8170000 / 01081-98-8170000 (098-8170000 / 0-98-8170000) +81-98-8170001 / 01081-98-8170001 (098-8170001 / 0-98-8170001) +81-98-8170002 / 01081-98-8170002 (098-8170002 / 0-98-8170002) +81-98-8170003 / 01081-98-8170003 (098-8170003 / 0-98-8170003) +81-98-8170004 / 01081-98-8170004 (098-8170004 / 0-98-8170004) ...+81-98-xxxxxxx / 01081-98-xxxxxxx (098-xxxxxxx / 0-98-xxxxxxx) ...+81-98-8179995 / 01081-98-8179995 (098-8179995 / 0-98-8179995) +81-98-8179996 / 01081-98-8179996 (098-8179996 / 0-98-8179996) +81-98-8179997 / 01081-98-8179997 (098-8179997 / 0-98-8179997) +81-98-8179998 / 01081-98-8179998 (098-8179998 / 0-98-8179998) +81-98-8179999 / 01081-98-8179999 (098-8179999 / 0-98-8179999)