Area Code +81-345-(310000...319999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 345 Subscriber Number From : 310000 Subscriber Number To : 319999 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 : KDDI 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 : +81-345-(300000...309999) next › : +81-345-(330000...339999) Dialling Instructions For trunk calls: 0 345 310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 345 310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 310000 ~ 319999 (Count: 10,000) Example: +81-345-310000 / 01081-345-310000 (0345-310000 / 0-345-310000) +81-345-310001 / 01081-345-310001 (0345-310001 / 0-345-310001) +81-345-310002 / 01081-345-310002 (0345-310002 / 0-345-310002) +81-345-310003 / 01081-345-310003 (0345-310003 / 0-345-310003) +81-345-310004 / 01081-345-310004 (0345-310004 / 0-345-310004) ...+81-345-xxxxxx / 01081-345-xxxxxx (0345-xxxxxx / 0-345-xxxxxx) ...+81-345-319995 / 01081-345-319995 (0345-319995 / 0-345-319995) +81-345-319996 / 01081-345-319996 (0345-319996 / 0-345-319996) +81-345-319997 / 01081-345-319997 (0345-319997 / 0-345-319997) +81-345-319998 / 01081-345-319998 (0345-319998 / 0-345-319998) +81-345-319999 / 01081-345-319999 (0345-319999 / 0-345-319999)