Area Code +81-642-(540000...549999) located in Osaka, Osaka (27), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 642 Subscriber Number From : 540000 Subscriber Number To : 549999 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 : +81-642-(530000...539999) next › : +81-642-(550000...559999) Dialling Instructions For trunk calls: 0 642 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 642 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +81-642-540000 / 01081-642-540000 (0642-540000 / 0-642-540000) +81-642-540001 / 01081-642-540001 (0642-540001 / 0-642-540001) +81-642-540002 / 01081-642-540002 (0642-540002 / 0-642-540002) +81-642-540003 / 01081-642-540003 (0642-540003 / 0-642-540003) +81-642-540004 / 01081-642-540004 (0642-540004 / 0-642-540004) ...+81-642-xxxxxx / 01081-642-xxxxxx (0642-xxxxxx / 0-642-xxxxxx) ...+81-642-549995 / 01081-642-549995 (0642-549995 / 0-642-549995) +81-642-549996 / 01081-642-549996 (0642-549996 / 0-642-549996) +81-642-549997 / 01081-642-549997 (0642-549997 / 0-642-549997) +81-642-549998 / 01081-642-549998 (0642-549998 / 0-642-549998) +81-642-549999 / 01081-642-549999 (0642-549999 / 0-642-549999)