Area Code +81-358-(630000...639999) 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 : 630000 Subscriber Number To : 639999 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-(620000...629999) next › : +81-358-(750000...759999) Dialling Instructions For trunk calls: 0 358 630000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 358 630000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 630000 ~ 639999 (Count: 10,000) Example: +81-358-630000 / 01081-358-630000 (0358-630000 / 0-358-630000) +81-358-630001 / 01081-358-630001 (0358-630001 / 0-358-630001) +81-358-630002 / 01081-358-630002 (0358-630002 / 0-358-630002) +81-358-630003 / 01081-358-630003 (0358-630003 / 0-358-630003) +81-358-630004 / 01081-358-630004 (0358-630004 / 0-358-630004) ...+81-358-xxxxxx / 01081-358-xxxxxx (0358-xxxxxx / 0-358-xxxxxx) ...+81-358-639995 / 01081-358-639995 (0358-639995 / 0-358-639995) +81-358-639996 / 01081-358-639996 (0358-639996 / 0-358-639996) +81-358-639997 / 01081-358-639997 (0358-639997 / 0-358-639997) +81-358-639998 / 01081-358-639998 (0358-639998 / 0-358-639998) +81-358-639999 / 01081-358-639999 (0358-639999 / 0-358-639999)