Area Code +81-256-(340000...349999) located in Sanjo, Niigata (15), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 256 Subscriber Number From : 340000 Subscriber Number To : 349999 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 : NTT East Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 15 Region Name : Niigata City : Sanjo Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 37.6400 Longitude : 138.9600 ‹ previous : +81-256-(330000...339999) next › : +81-256-(350000...359999) Dialling Instructions For trunk calls: 0 256 340000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 256 340000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 340000 ~ 349999 (Count: 10,000) Example: +81-256-340000 / 01081-256-340000 (0256-340000 / 0-256-340000) +81-256-340001 / 01081-256-340001 (0256-340001 / 0-256-340001) +81-256-340002 / 01081-256-340002 (0256-340002 / 0-256-340002) +81-256-340003 / 01081-256-340003 (0256-340003 / 0-256-340003) +81-256-340004 / 01081-256-340004 (0256-340004 / 0-256-340004) ...+81-256-xxxxxx / 01081-256-xxxxxx (0256-xxxxxx / 0-256-xxxxxx) ...+81-256-349995 / 01081-256-349995 (0256-349995 / 0-256-349995) +81-256-349996 / 01081-256-349996 (0256-349996 / 0-256-349996) +81-256-349997 / 01081-256-349997 (0256-349997 / 0-256-349997) +81-256-349998 / 01081-256-349998 (0256-349998 / 0-256-349998) +81-256-349999 / 01081-256-349999 (0256-349999 / 0-256-349999)