Trinchera is an unincorporated community and a U.S. Post Office located in Las Animas County, Colorado, United States.

The Trinchera Post Office has the ZIP Code 81081.

[2] A post office called Trinchera has been in operation since 1889.

[3] Trinchera is a name derived from Spanish meaning "trench".

[4] Trinchera is located at 37°02′34″N 104°02′51″W / 37.04278°N 104.04750°W / 37.04278; -104.04750 (37.042847,-104.047565).