Area Code +81-4-(20060000...20069999) located in Tokorozawa, Saitama (11), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 4 Subscriber Number From : 20060000 Subscriber Number To : 20069999 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 : Softbank Mobile Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 11 Region Name : Saitama City : Tokorozawa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.8000 Longitude : 139.4700 ‹ previous : +81-4-(20050000...20059999) next › : +81-4-(20070000...20079999) Dialling Instructions For trunk calls: 0 4 20060000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 4 20060000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20060000 ~ 20069999 (Count: 10,000) Example: +81-4-20060000 / 01081-4-20060000 (04-20060000 / 0-4-20060000) +81-4-20060001 / 01081-4-20060001 (04-20060001 / 0-4-20060001) +81-4-20060002 / 01081-4-20060002 (04-20060002 / 0-4-20060002) +81-4-20060003 / 01081-4-20060003 (04-20060003 / 0-4-20060003) +81-4-20060004 / 01081-4-20060004 (04-20060004 / 0-4-20060004) ...+81-4-xxxxxxxx / 01081-4-xxxxxxxx (04-xxxxxxxx / 0-4-xxxxxxxx) ...+81-4-20069995 / 01081-4-20069995 (04-20069995 / 0-4-20069995) +81-4-20069996 / 01081-4-20069996 (04-20069996 / 0-4-20069996) +81-4-20069997 / 01081-4-20069997 (04-20069997 / 0-4-20069997) +81-4-20069998 / 01081-4-20069998 (04-20069998 / 0-4-20069998) +81-4-20069999 / 01081-4-20069999 (04-20069999 / 0-4-20069999)