Area Code +81-350-(300000...309999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 350 Subscriber Number From : 300000 Subscriber Number To : 309999 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 : Tokyo Telemessage 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 : +81-350-(290000...299999) next › : +81-350-(330000...339999) Dialling Instructions For trunk calls: 0 350 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 350 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 309999 (Count: 10,000) Example: +81-350-300000 / 01081-350-300000 (0350-300000 / 0-350-300000) +81-350-300001 / 01081-350-300001 (0350-300001 / 0-350-300001) +81-350-300002 / 01081-350-300002 (0350-300002 / 0-350-300002) +81-350-300003 / 01081-350-300003 (0350-300003 / 0-350-300003) +81-350-300004 / 01081-350-300004 (0350-300004 / 0-350-300004) ...+81-350-xxxxxx / 01081-350-xxxxxx (0350-xxxxxx / 0-350-xxxxxx) ...+81-350-309995 / 01081-350-309995 (0350-309995 / 0-350-309995) +81-350-309996 / 01081-350-309996 (0350-309996 / 0-350-309996) +81-350-309997 / 01081-350-309997 (0350-309997 / 0-350-309997) +81-350-309998 / 01081-350-309998 (0350-309998 / 0-350-309998) +81-350-309999 / 01081-350-309999 (0350-309999 / 0-350-309999)