Area Code +81-454-(530000...539999) 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 : 530000 Subscriber Number To : 539999 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-(510000...519999) next › : +81-454-(590000...599999) Dialling Instructions For trunk calls: 0 454 530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 454 530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 530000 ~ 539999 (Count: 10,000) Example: +81-454-530000 / 01081-454-530000 (0454-530000 / 0-454-530000) +81-454-530001 / 01081-454-530001 (0454-530001 / 0-454-530001) +81-454-530002 / 01081-454-530002 (0454-530002 / 0-454-530002) +81-454-530003 / 01081-454-530003 (0454-530003 / 0-454-530003) +81-454-530004 / 01081-454-530004 (0454-530004 / 0-454-530004) ...+81-454-xxxxxx / 01081-454-xxxxxx (0454-xxxxxx / 0-454-xxxxxx) ...+81-454-539995 / 01081-454-539995 (0454-539995 / 0-454-539995) +81-454-539996 / 01081-454-539996 (0454-539996 / 0-454-539996) +81-454-539997 / 01081-454-539997 (0454-539997 / 0-454-539997) +81-454-539998 / 01081-454-539998 (0454-539998 / 0-454-539998) +81-454-539999 / 01081-454-539999 (0454-539999 / 0-454-539999)