Area Code +81-428-(740000...749999) 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 : 740000 Subscriber Number To : 749999 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 : 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-(690000...699999) next › : +81-428-(750000...759999) Dialling Instructions For trunk calls: 0 428 740000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 428 740000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 740000 ~ 749999 (Count: 10,000) Example: +81-428-740000 / 01081-428-740000 (0428-740000 / 0-428-740000) +81-428-740001 / 01081-428-740001 (0428-740001 / 0-428-740001) +81-428-740002 / 01081-428-740002 (0428-740002 / 0-428-740002) +81-428-740003 / 01081-428-740003 (0428-740003 / 0-428-740003) +81-428-740004 / 01081-428-740004 (0428-740004 / 0-428-740004) ...+81-428-xxxxxx / 01081-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+81-428-749995 / 01081-428-749995 (0428-749995 / 0-428-749995) +81-428-749996 / 01081-428-749996 (0428-749996 / 0-428-749996) +81-428-749997 / 01081-428-749997 (0428-749997 / 0-428-749997) +81-428-749998 / 01081-428-749998 (0428-749998 / 0-428-749998) +81-428-749999 / 01081-428-749999 (0428-749999 / 0-428-749999)