The post-road assembles of the southwest Silk Road located in the present three provinces of southwest regions, were the floorboard of all acrostic official posts in the past dynasties.

• 西南丝绸之路的驿道聚落,即位于西南三省的(按现行政区划川、滇、黔三省),在历朝历代中曾做过官方驿站的所有乡土聚落的总称。