Area Code +81-120-(051000...051999) located in Freephone, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 120 Subscriber Number From : 051000 Subscriber Number To : 051999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : F (Freephone) Carrier Name : NTT Communications Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : Freephone Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.6900 Longitude : 139.6900 ‹ previous : +81-120-(050000...050999) next › : +81-120-(052000...052999) Dialling Instructions For trunk calls: 0 120 051000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 120 051000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 051000 ~ 051999 (Count: 1,000) Example: +81-120-051000 / 01081-120-051000 (0120-051000 / 0-120-051000) +81-120-051001 / 01081-120-051001 (0120-051001 / 0-120-051001) +81-120-051002 / 01081-120-051002 (0120-051002 / 0-120-051002) +81-120-051003 / 01081-120-051003 (0120-051003 / 0-120-051003) +81-120-051004 / 01081-120-051004 (0120-051004 / 0-120-051004) ...+81-120-xxxxxx / 01081-120-xxxxxx (0120-xxxxxx / 0-120-xxxxxx) ...+81-120-051995 / 01081-120-051995 (0120-051995 / 0-120-051995) +81-120-051996 / 01081-120-051996 (0120-051996 / 0-120-051996) +81-120-051997 / 01081-120-051997 (0120-051997 / 0-120-051997) +81-120-051998 / 01081-120-051998 (0120-051998 / 0-120-051998) +81-120-051999 / 01081-120-051999 (0120-051999 / 0-120-051999)