Area Code +81-471-(630000...639999) located in Kashiwa, Chiba (12), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 471 Subscriber Number From : 630000 Subscriber Number To : 639999 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 : 12 Region Name : Chiba City : Kashiwa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.8700 Longitude : 139.9800 ‹ previous : +81-471-(620000...629999) next › : +81-471-(640000...649999) Dialling Instructions For trunk calls: 0 471 630000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 471 630000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 630000 ~ 639999 (Count: 10,000) Example: +81-471-630000 / 01081-471-630000 (0471-630000 / 0-471-630000) +81-471-630001 / 01081-471-630001 (0471-630001 / 0-471-630001) +81-471-630002 / 01081-471-630002 (0471-630002 / 0-471-630002) +81-471-630003 / 01081-471-630003 (0471-630003 / 0-471-630003) +81-471-630004 / 01081-471-630004 (0471-630004 / 0-471-630004) ...+81-471-xxxxxx / 01081-471-xxxxxx (0471-xxxxxx / 0-471-xxxxxx) ...+81-471-639995 / 01081-471-639995 (0471-639995 / 0-471-639995) +81-471-639996 / 01081-471-639996 (0471-639996 / 0-471-639996) +81-471-639997 / 01081-471-639997 (0471-639997 / 0-471-639997) +81-471-639998 / 01081-471-639998 (0471-639998 / 0-471-639998) +81-471-639999 / 01081-471-639999 (0471-639999 / 0-471-639999)