Area Code +81-428-(980000...989999) located in Ome, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 428 Subscriber Number From : 980000 Subscriber Number To : 989999 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 : Fusion Communications Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 13 Region Name : Tokyo City : Ome Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.7900 Longitude : 139.2800 ‹ previous : +81-428-(910000...919999) next › : +81-429-(000000...009999) Dialling Instructions For trunk calls: 0 428 980000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 428 980000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 980000 ~ 989999 (Count: 10,000) Example: +81-428-980000 / 01081-428-980000 (0428-980000 / 0-428-980000) +81-428-980001 / 01081-428-980001 (0428-980001 / 0-428-980001) +81-428-980002 / 01081-428-980002 (0428-980002 / 0-428-980002) +81-428-980003 / 01081-428-980003 (0428-980003 / 0-428-980003) +81-428-980004 / 01081-428-980004 (0428-980004 / 0-428-980004) ...+81-428-xxxxxx / 01081-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+81-428-989995 / 01081-428-989995 (0428-989995 / 0-428-989995) +81-428-989996 / 01081-428-989996 (0428-989996 / 0-428-989996) +81-428-989997 / 01081-428-989997 (0428-989997 / 0-428-989997) +81-428-989998 / 01081-428-989998 (0428-989998 / 0-428-989998) +81-428-989999 / 01081-428-989999 (0428-989999 / 0-428-989999)