Area Code +81-97-(5030000...5039999) located in Oita, Oita (44), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 97 Subscriber Number From : 5030000 Subscriber Number To : 5039999 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 : NTT West 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 : +81-97-(5020000...5029999) next › : +81-97-(5040000...5049999) Dialling Instructions For trunk calls: 0 97 5030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 97 5030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5030000 ~ 5039999 (Count: 10,000) Example: +81-97-5030000 / 01081-97-5030000 (097-5030000 / 0-97-5030000) +81-97-5030001 / 01081-97-5030001 (097-5030001 / 0-97-5030001) +81-97-5030002 / 01081-97-5030002 (097-5030002 / 0-97-5030002) +81-97-5030003 / 01081-97-5030003 (097-5030003 / 0-97-5030003) +81-97-5030004 / 01081-97-5030004 (097-5030004 / 0-97-5030004) ...+81-97-xxxxxxx / 01081-97-xxxxxxx (097-xxxxxxx / 0-97-xxxxxxx) ...+81-97-5039995 / 01081-97-5039995 (097-5039995 / 0-97-5039995) +81-97-5039996 / 01081-97-5039996 (097-5039996 / 0-97-5039996) +81-97-5039997 / 01081-97-5039997 (097-5039997 / 0-97-5039997) +81-97-5039998 / 01081-97-5039998 (097-5039998 / 0-97-5039998) +81-97-5039999 / 01081-97-5039999 (097-5039999 / 0-97-5039999)