Area Code +81-331-(150000...159999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 331 Subscriber Number From : 150000 Subscriber Number To : 159999 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 : +81-331-(140000...149999) next › : +81-331-(160000...169999) Dialling Instructions For trunk calls: 0 331 150000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 331 150000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 150000 ~ 159999 (Count: 10,000) Example: +81-331-150000 / 01081-331-150000 (0331-150000 / 0-331-150000) +81-331-150001 / 01081-331-150001 (0331-150001 / 0-331-150001) +81-331-150002 / 01081-331-150002 (0331-150002 / 0-331-150002) +81-331-150003 / 01081-331-150003 (0331-150003 / 0-331-150003) +81-331-150004 / 01081-331-150004 (0331-150004 / 0-331-150004) ...+81-331-xxxxxx / 01081-331-xxxxxx (0331-xxxxxx / 0-331-xxxxxx) ...+81-331-159995 / 01081-331-159995 (0331-159995 / 0-331-159995) +81-331-159996 / 01081-331-159996 (0331-159996 / 0-331-159996) +81-331-159997 / 01081-331-159997 (0331-159997 / 0-331-159997) +81-331-159998 / 01081-331-159998 (0331-159998 / 0-331-159998) +81-331-159999 / 01081-331-159999 (0331-159999 / 0-331-159999)