Area Code +81-428-(020000...029999) located in Tatikawa, 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 : 020000 Subscriber Number To : 029999 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 : KDDI 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 : Tatikawa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.7100 Longitude : 139.4100 ‹ previous : +81-428-(010000...019999) next › : +81-428-(030000...039999) Dialling Instructions For trunk calls: 0 428 020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 428 020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 020000 ~ 029999 (Count: 10,000) Example: +81-428-020000 / 01081-428-020000 (0428-020000 / 0-428-020000) +81-428-020001 / 01081-428-020001 (0428-020001 / 0-428-020001) +81-428-020002 / 01081-428-020002 (0428-020002 / 0-428-020002) +81-428-020003 / 01081-428-020003 (0428-020003 / 0-428-020003) +81-428-020004 / 01081-428-020004 (0428-020004 / 0-428-020004) ...+81-428-xxxxxx / 01081-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+81-428-029995 / 01081-428-029995 (0428-029995 / 0-428-029995) +81-428-029996 / 01081-428-029996 (0428-029996 / 0-428-029996) +81-428-029997 / 01081-428-029997 (0428-029997 / 0-428-029997) +81-428-029998 / 01081-428-029998 (0428-029998 / 0-428-029998) +81-428-029999 / 01081-428-029999 (0428-029999 / 0-428-029999)