Area Code +81-660-(020000...029999) located in Osaka, Osaka (27), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 660 Subscriber Number From : 020000 Subscriber Number To : 029999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 27 Region Name : Osaka City : Osaka Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 34.6900 Longitude : 135.5000 ‹ previous : +81-660-(010000...019999) next › : +81-660-(030000...039999) Dialling Instructions For trunk calls: 0 660 020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 660 020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 020000 ~ 029999 (Count: 10,000) Example: +81-660-020000 / 01081-660-020000 (0660-020000 / 0-660-020000) +81-660-020001 / 01081-660-020001 (0660-020001 / 0-660-020001) +81-660-020002 / 01081-660-020002 (0660-020002 / 0-660-020002) +81-660-020003 / 01081-660-020003 (0660-020003 / 0-660-020003) +81-660-020004 / 01081-660-020004 (0660-020004 / 0-660-020004) ...+81-660-xxxxxx / 01081-660-xxxxxx (0660-xxxxxx / 0-660-xxxxxx) ...+81-660-029995 / 01081-660-029995 (0660-029995 / 0-660-029995) +81-660-029996 / 01081-660-029996 (0660-029996 / 0-660-029996) +81-660-029997 / 01081-660-029997 (0660-029997 / 0-660-029997) +81-660-029998 / 01081-660-029998 (0660-029998 / 0-660-029998) +81-660-029999 / 01081-660-029999 (0660-029999 / 0-660-029999)