Area Code +81-257-(210000...219999) located in Kashiwazaki, Niigata (15), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 257 Subscriber Number From : 210000 Subscriber Number To : 219999 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 : Kashiwazaki Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 37.3700 Longitude : 138.5600 ‹ previous : +81-257-(200000...209999) next › : +81-257-(220000...229999) Dialling Instructions For trunk calls: 0 257 210000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 257 210000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 210000 ~ 219999 (Count: 10,000) Example: +81-257-210000 / 01081-257-210000 (0257-210000 / 0-257-210000) +81-257-210001 / 01081-257-210001 (0257-210001 / 0-257-210001) +81-257-210002 / 01081-257-210002 (0257-210002 / 0-257-210002) +81-257-210003 / 01081-257-210003 (0257-210003 / 0-257-210003) +81-257-210004 / 01081-257-210004 (0257-210004 / 0-257-210004) ...+81-257-xxxxxx / 01081-257-xxxxxx (0257-xxxxxx / 0-257-xxxxxx) ...+81-257-219995 / 01081-257-219995 (0257-219995 / 0-257-219995) +81-257-219996 / 01081-257-219996 (0257-219996 / 0-257-219996) +81-257-219997 / 01081-257-219997 (0257-219997 / 0-257-219997) +81-257-219998 / 01081-257-219998 (0257-219998 / 0-257-219998) +81-257-219999 / 01081-257-219999 (0257-219999 / 0-257-219999)
