Area Code +81-903-(7900000...7999999) located in Mobile telephony service, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 903 Subscriber Number From : 7900000 Subscriber Number To : 7999999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : Okinawa Cellular Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : Mobile telephony service Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : None Longitude : None ‹ previous : +81-903-(7800000...7899999) next › : +81-903-(8000000...8999999) Dialling Instructions For trunk calls: 0 903 7900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 903 7900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7900000 ~ 7999999 (Count: 100,000) Example: +81-903-7900000 / 01081-903-7900000 (0903-7900000 / 0-903-7900000) +81-903-7900001 / 01081-903-7900001 (0903-7900001 / 0-903-7900001) +81-903-7900002 / 01081-903-7900002 (0903-7900002 / 0-903-7900002) +81-903-7900003 / 01081-903-7900003 (0903-7900003 / 0-903-7900003) +81-903-7900004 / 01081-903-7900004 (0903-7900004 / 0-903-7900004) ...+81-903-xxxxxxx / 01081-903-xxxxxxx (0903-xxxxxxx / 0-903-xxxxxxx) ...+81-903-7999995 / 01081-903-7999995 (0903-7999995 / 0-903-7999995) +81-903-7999996 / 01081-903-7999996 (0903-7999996 / 0-903-7999996) +81-903-7999997 / 01081-903-7999997 (0903-7999997 / 0-903-7999997) +81-903-7999998 / 01081-903-7999998 (0903-7999998 / 0-903-7999998) +81-903-7999999 / 01081-903-7999999 (0903-7999999 / 0-903-7999999)