Area Code +81-428-(620000...629999) located in Sagamihara, Kanagawa (14), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 428 Subscriber Number From : 620000 Subscriber Number To : 629999 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 : SoftBank Telecom 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 : Sagamihara Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.5700 Longitude : 139.3700 ‹ previous : +81-428-(610000...619999) next › : +81-428-(630000...639999) Dialling Instructions For trunk calls: 0 428 620000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 428 620000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 620000 ~ 629999 (Count: 10,000) Example: +81-428-620000 / 01081-428-620000 (0428-620000 / 0-428-620000) +81-428-620001 / 01081-428-620001 (0428-620001 / 0-428-620001) +81-428-620002 / 01081-428-620002 (0428-620002 / 0-428-620002) +81-428-620003 / 01081-428-620003 (0428-620003 / 0-428-620003) +81-428-620004 / 01081-428-620004 (0428-620004 / 0-428-620004) ...+81-428-xxxxxx / 01081-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+81-428-629995 / 01081-428-629995 (0428-629995 / 0-428-629995) +81-428-629996 / 01081-428-629996 (0428-629996 / 0-428-629996) +81-428-629997 / 01081-428-629997 (0428-629997 / 0-428-629997) +81-428-629998 / 01081-428-629998 (0428-629998 / 0-428-629998) +81-428-629999 / 01081-428-629999 (0428-629999 / 0-428-629999)