Area Code +81-428-(130000...139999) 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 : 130000 Subscriber Number To : 139999 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 : 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-(120000...129999) next › : +81-428-(140000...149999) Dialling Instructions For trunk calls: 0 428 130000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 428 130000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 130000 ~ 139999 (Count: 10,000) Example: +81-428-130000 / 01081-428-130000 (0428-130000 / 0-428-130000) +81-428-130001 / 01081-428-130001 (0428-130001 / 0-428-130001) +81-428-130002 / 01081-428-130002 (0428-130002 / 0-428-130002) +81-428-130003 / 01081-428-130003 (0428-130003 / 0-428-130003) +81-428-130004 / 01081-428-130004 (0428-130004 / 0-428-130004) ...+81-428-xxxxxx / 01081-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+81-428-139995 / 01081-428-139995 (0428-139995 / 0-428-139995) +81-428-139996 / 01081-428-139996 (0428-139996 / 0-428-139996) +81-428-139997 / 01081-428-139997 (0428-139997 / 0-428-139997) +81-428-139998 / 01081-428-139998 (0428-139998 / 0-428-139998) +81-428-139999 / 01081-428-139999 (0428-139999 / 0-428-139999)