Area Code +81-975-(990000...999999) located in Oita, Oita (44), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 975 Subscriber Number From : 990000 Subscriber Number To : 999999 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 : Kyushu Telecommunication Network Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 44 Region Name : Oita City : Oita Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 33.2400 Longitude : 131.6100 ‹ previous : +81-975-(980000...989999) next › : +81-977-(200000...209999) Dialling Instructions For trunk calls: 0 975 990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 975 990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 990000 ~ 999999 (Count: 10,000) Example: +81-975-990000 / 01081-975-990000 (0975-990000 / 0-975-990000) +81-975-990001 / 01081-975-990001 (0975-990001 / 0-975-990001) +81-975-990002 / 01081-975-990002 (0975-990002 / 0-975-990002) +81-975-990003 / 01081-975-990003 (0975-990003 / 0-975-990003) +81-975-990004 / 01081-975-990004 (0975-990004 / 0-975-990004) ...+81-975-xxxxxx / 01081-975-xxxxxx (0975-xxxxxx / 0-975-xxxxxx) ...+81-975-999995 / 01081-975-999995 (0975-999995 / 0-975-999995) +81-975-999996 / 01081-975-999996 (0975-999996 / 0-975-999996) +81-975-999997 / 01081-975-999997 (0975-999997 / 0-975-999997) +81-975-999998 / 01081-975-999998 (0975-999998 / 0-975-999998) +81-975-999999 / 01081-975-999999 (0975-999999 / 0-975-999999)