Area Code +81-185-(390000...399999) located in Oga, Akita (05), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 185 Subscriber Number From : 390000 Subscriber Number To : 399999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Tohoku Intelligent Telecommunication Co Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 05 Region Name : Akita City : Oga Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 39.8900 Longitude : 139.8500 ‹ previous : +81-185-(380000...389999) next › : +81-185-(410000...419999) Dialling Instructions For trunk calls: 0 185 390000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 185 390000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 390000 ~ 399999 (Count: 10,000) Example: +81-185-390000 / 01081-185-390000 (0185-390000 / 0-185-390000) +81-185-390001 / 01081-185-390001 (0185-390001 / 0-185-390001) +81-185-390002 / 01081-185-390002 (0185-390002 / 0-185-390002) +81-185-390003 / 01081-185-390003 (0185-390003 / 0-185-390003) +81-185-390004 / 01081-185-390004 (0185-390004 / 0-185-390004) ...+81-185-xxxxxx / 01081-185-xxxxxx (0185-xxxxxx / 0-185-xxxxxx) ...+81-185-399995 / 01081-185-399995 (0185-399995 / 0-185-399995) +81-185-399996 / 01081-185-399996 (0185-399996 / 0-185-399996) +81-185-399997 / 01081-185-399997 (0185-399997 / 0-185-399997) +81-185-399998 / 01081-185-399998 (0185-399998 / 0-185-399998) +81-185-399999 / 01081-185-399999 (0185-399999 / 0-185-399999)