These are all the SCA branches whose names start with A known to the Canon database. The list includes a number of foreign branches, mostly kingdoms; these are relevant mainly in tracking people who have moved away since receiving awards. Follow any linked name to see expanded information about the branch, including the known residents and the events held in the region.
- Abertridwr (became Aneala)
- Adora, shire in Lochac
- Æthelmearc, kingdom
- Agaricus (became Adora)
- Amesbury, former college in Rowany (became Saint Augustine)
- An Tir, kingdom
- Aneala, barony in Lochac
- Ansteorra, kingdom
- Armandy, former canton in Innilgard (became Foxwood)
- Arrowreach (became Stormhold)
- Arrowsreach (alternate name for Arrowreach)
- Artemisia, kingdom
- Arx Draconis (became Aneala)
- Atenveldt, kingdom
- Atlantia, kingdom
- Avacal, kingdom
- Avallon Keep, former canton in River Haven (became River Haven)