Area Code +81-3-(31150000...31159999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 3 Subscriber Number From : 31150000 Subscriber Number To : 31159999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Tokyo Tele Message 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 : +81-3-(31140000...31149999) next › : +81-3-(31160000...31169999) Dialling Instructions For trunk calls: 0 3 31150000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 3 31150000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 31150000 ~ 31159999 (Count: 10,000) Example: +81-3-31150000 / 01081-3-31150000 (03-31150000 / 0-3-31150000) +81-3-31150001 / 01081-3-31150001 (03-31150001 / 0-3-31150001) +81-3-31150002 / 01081-3-31150002 (03-31150002 / 0-3-31150002) +81-3-31150003 / 01081-3-31150003 (03-31150003 / 0-3-31150003) +81-3-31150004 / 01081-3-31150004 (03-31150004 / 0-3-31150004) ...+81-3-xxxxxxxx / 01081-3-xxxxxxxx (03-xxxxxxxx / 0-3-xxxxxxxx) ...+81-3-31159995 / 01081-3-31159995 (03-31159995 / 0-3-31159995) +81-3-31159996 / 01081-3-31159996 (03-31159996 / 0-3-31159996) +81-3-31159997 / 01081-3-31159997 (03-31159997 / 0-3-31159997) +81-3-31159998 / 01081-3-31159998 (03-31159998 / 0-3-31159998) +81-3-31159999 / 01081-3-31159999 (03-31159999 / 0-3-31159999)