•
The Annex, a neighbourhood in downtown Toronto, Ontario, Canada •
The Annex (New Haven), a neighborhood of New Haven, Connecticut, United States •
Annex, Oregon, a census-designated place in the United States •
RELLIS Campus, a satellite campus of Texas A&M University in Bryan, Texas, US; formerly named the Research Annex, and commonly known as the Riverside Annex or simply the Annex == Other uses ==