Sanno Park Tower - Nagatacho, Chiyoda-ku, Tokyo-to

Sanno Park Tower(44 floors) has individual postal code number,except for the 100-0014 Nagatacho, Chiyoda-ku, Tokyo-to.

1st floor: 100-6101,2nd floor: 100-6102,3rd floor: 100-6103 ...
Top floor 44th floor: 100-6144Basement or Unknoen floor: 100-6190

Japan Postal Code List ver.22.12a (2023-01-19 13:41:06 JST) by Fabrice Co. https://www.fabrice.co.jp/