Parallel
31°S
1 atlas city on this line
Atlas cities1
Listed here2over 200,000, plus every atlas city
Cities on 31°S
| City | Country | Population | Position |
|---|---|---|---|
| Porto Alegre | BR | 1,488,252 | 30.03°S, 51.23°W |
| Viamão | BR | 285,269 | 30.08°S, 51.02°W |
Ordered west to east. Cities under 200,000 are omitted unless they have a page here.