Places
- Ardmore, Oklahoma2
- Argentina28
- Argonne Forest1
- Arishiyama, Kyoto1
- Arizona272
- Arizona State University1
- Arkansas146
- Arkansas River2
- Arlington National Cemetery2
- Arlington, Virginia4
- Armenia2
- Armstrong Redwoods State Natural Reserve3
- Aromas, California1
- Arrowhead Hot Springs2
- Arrowhead Marsh26
- Arroyo Grande, California12
- Arroyo Mocho9
- Arroyo Seco16
- Arroyo Viejo neighborhood, Oakland4
- Artesia, California1