Texas
- AustNtrak - N-scale in Austin, TX
- Denton Area Model Railroad Club (DAMRRC)
- East Texas T-TRAK
- Houston N'Crowd
- Lubbock Model Railroad Association
- NASA Area N-Scale Operating Society
- New Braunfels Railroad Museum
- North Texas T-Trak Modular Railroad Club
- Northwest Crossing Model Railroad Club
- Rio Grande Valley T-Trak
- SANTRAK (San Antonio N-Trak Association)
- SouthwestTrakers
