Area Code +81-358-(540000...549999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 358 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 : Verizon Japan Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 13 Region Name : Tokyo City : Tokyo Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.6900 Longitude : 139.6900 ‹ previous : +81-358-(530000...539999) next › : +81-358-(550000...559999) Dialling Instructions For trunk calls: 0 358 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 358 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +81-358-540000 / 01081-358-540000 (0358-540000 / 0-358-540000) +81-358-540001 / 01081-358-540001 (0358-540001 / 0-358-540001) +81-358-540002 / 01081-358-540002 (0358-540002 / 0-358-540002) +81-358-540003 / 01081-358-540003 (0358-540003 / 0-358-540003) +81-358-540004 / 01081-358-540004 (0358-540004 / 0-358-540004) ...+81-358-xxxxxx / 01081-358-xxxxxx (0358-xxxxxx / 0-358-xxxxxx) ...+81-358-549995 / 01081-358-549995 (0358-549995 / 0-358-549995) +81-358-549996 / 01081-358-549996 (0358-549996 / 0-358-549996) +81-358-549997 / 01081-358-549997 (0358-549997 / 0-358-549997) +81-358-549998 / 01081-358-549998 (0358-549998 / 0-358-549998) +81-358-549999 / 01081-358-549999 (0358-549999 / 0-358-549999)