Area Code +81-80-(10100000...10199999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 80 Subscriber Number From : 10100000 Subscriber Number To : 10199999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : NTT DOCOMO Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : Mobile Telephony Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 35.6900 Longitude : 139.6900 ‹ previous : +81-80-(10000000...10099999) next › : +81-80-(10200000...10299999) Dialling Instructions For trunk calls: 0 80 10100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 80 10100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 10100000 ~ 10199999 (Count: 100,000) Example: +81-80-10100000 / 01081-80-10100000 (080-10100000 / 0-80-10100000) +81-80-10100001 / 01081-80-10100001 (080-10100001 / 0-80-10100001) +81-80-10100002 / 01081-80-10100002 (080-10100002 / 0-80-10100002) +81-80-10100003 / 01081-80-10100003 (080-10100003 / 0-80-10100003) +81-80-10100004 / 01081-80-10100004 (080-10100004 / 0-80-10100004) ...+81-80-xxxxxxxx / 01081-80-xxxxxxxx (080-xxxxxxxx / 0-80-xxxxxxxx) ...+81-80-10199995 / 01081-80-10199995 (080-10199995 / 0-80-10199995) +81-80-10199996 / 01081-80-10199996 (080-10199996 / 0-80-10199996) +81-80-10199997 / 01081-80-10199997 (080-10199997 / 0-80-10199997) +81-80-10199998 / 01081-80-10199998 (080-10199998 / 0-80-10199998) +81-80-10199999 / 01081-80-10199999 (080-10199999 / 0-80-10199999)