Area Code +81-473-(390000...399999) located in Ichikawa, Chiba (12), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 473 Subscriber Number From : 390000 Subscriber Number To : 399999 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 : Ichikawa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.7200 Longitude : 139.9300 ‹ previous : +81-473-(380000...389999) next › : +81-473-(400000...409999) Dialling Instructions For trunk calls: 0 473 390000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 473 390000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 390000 ~ 399999 (Count: 10,000) Example: +81-473-390000 / 01081-473-390000 (0473-390000 / 0-473-390000) +81-473-390001 / 01081-473-390001 (0473-390001 / 0-473-390001) +81-473-390002 / 01081-473-390002 (0473-390002 / 0-473-390002) +81-473-390003 / 01081-473-390003 (0473-390003 / 0-473-390003) +81-473-390004 / 01081-473-390004 (0473-390004 / 0-473-390004) ...+81-473-xxxxxx / 01081-473-xxxxxx (0473-xxxxxx / 0-473-xxxxxx) ...+81-473-399995 / 01081-473-399995 (0473-399995 / 0-473-399995) +81-473-399996 / 01081-473-399996 (0473-399996 / 0-473-399996) +81-473-399997 / 01081-473-399997 (0473-399997 / 0-473-399997) +81-473-399998 / 01081-473-399998 (0473-399998 / 0-473-399998) +81-473-399999 / 01081-473-399999 (0473-399999 / 0-473-399999)