Area Code +81-663-(000000...009999) located in Osaka, Osaka (27), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 663 Subscriber Number From : 000000 Subscriber Number To : 009999 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 : 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 : 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 : +81-662-(920000...929999) next › : +81-663-(010000...019999) Dialling Instructions For trunk calls: 0 663 000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 663 000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000000 ~ 009999 (Count: 10,000) Example: +81-663-000000 / 01081-663-000000 (0663-000000 / 0-663-000000) +81-663-000001 / 01081-663-000001 (0663-000001 / 0-663-000001) +81-663-000002 / 01081-663-000002 (0663-000002 / 0-663-000002) +81-663-000003 / 01081-663-000003 (0663-000003 / 0-663-000003) +81-663-000004 / 01081-663-000004 (0663-000004 / 0-663-000004) ...+81-663-xxxxxx / 01081-663-xxxxxx (0663-xxxxxx / 0-663-xxxxxx) ...+81-663-009995 / 01081-663-009995 (0663-009995 / 0-663-009995) +81-663-009996 / 01081-663-009996 (0663-009996 / 0-663-009996) +81-663-009997 / 01081-663-009997 (0663-009997 / 0-663-009997) +81-663-009998 / 01081-663-009998 (0663-009998 / 0-663-009998) +81-663-009999 / 01081-663-009999 (0663-009999 / 0-663-009999)