Area Code +81-454-(590000...599999) located in Yokohama, Kanagawa (14), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 454 Subscriber Number From : 590000 Subscriber Number To : 599999 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 : 14 Region Name : Kanagawa City : Yokohama Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.4400 Longitude : 139.6400 ‹ previous : +81-454-(530000...539999) next › : +81-454-(610000...619999) Dialling Instructions For trunk calls: 0 454 590000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 454 590000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 590000 ~ 599999 (Count: 10,000) Example: +81-454-590000 / 01081-454-590000 (0454-590000 / 0-454-590000) +81-454-590001 / 01081-454-590001 (0454-590001 / 0-454-590001) +81-454-590002 / 01081-454-590002 (0454-590002 / 0-454-590002) +81-454-590003 / 01081-454-590003 (0454-590003 / 0-454-590003) +81-454-590004 / 01081-454-590004 (0454-590004 / 0-454-590004) ...+81-454-xxxxxx / 01081-454-xxxxxx (0454-xxxxxx / 0-454-xxxxxx) ...+81-454-599995 / 01081-454-599995 (0454-599995 / 0-454-599995) +81-454-599996 / 01081-454-599996 (0454-599996 / 0-454-599996) +81-454-599997 / 01081-454-599997 (0454-599997 / 0-454-599997) +81-454-599998 / 01081-454-599998 (0454-599998 / 0-454-599998) +81-454-599999 / 01081-454-599999 (0454-599999 / 0-454-599999)