- ♦ The German Volunteers [EU/NA] ♦
- 69th New York Infantry - 1st Battalion - Co. A - B - C - D - E - F - H - K - EU/NA
- Association of Union Companies
- Iron Brigade
- OFFICER TRAINING (USMA at West Point)
- La Légion Etrangère
- The United Association of Companies
- Grand Army of the Republic-A Union Collaboration
- Eagle Brigade
- 1st US Vol Regiment "The Fighting 1st"
- Burnside's IX Corps
- United European Community
- The Iron-Battalion [International Time Based]
- Irish Brigade (EU/NA)
- Northern Rifle Battalion [International]
- The Mid-Western Battalion
- Bad Battalion - Fictional Union Army Battalion
- Looking to start a possible Michigan Battalion or States around Michigan
- "Appalachian Brigade"-Gloria Exercitus
- Independent Volunteer Rifles - (EU/NA)
- The Federal Army Brigade (FA)
- The Blues And Greys
- The United States Of America
- V Corps
- Irish olunteer Brigade
- Irish Volunteer Brigade
- Test
- Washington Guard Battalion [WGB] *International*
- New York Brigade
- 1st Maryland - discord.gg/1stmaryland
- Meagher's Irish Brigade - www.theivb.com
- Sumner's II Corps
- The German Corps [EU]
- Pleasonton's Cavalry Division