23 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Rogers | Benton County | 76,493 |
| Russellville | Pope County | 29,594 |
| Rockwell | Garland County | 4,311 |
| Rector | Clay County | 1,805 |
| Redfield | Jefferson County | 1,484 |
| Roland | Pulaski County | 1,062 |
| Rison | Cleveland County | 921 |
| Rockport | Garland County | 678 |
| Rose Bud | White County | 498 |
| Ravenden | Lawrence County | 421 |
| Reyno | Randolph County | 397 |
| Rosston | Nevada County | 269 |
| Rye | Cleveland County | 195 |
| Russell | White County | 183 |
| Ratcliff | Logan County | 166 |
| Rondo | Lee County | 146 |
| Rudy | Crawford County | 130 |
| Ravenden Springs | Randolph County | 120 |
| Reed | Desha County | 112 |
| Rover | Yell County | 93 |
| Rivervale | Poinsett County | 84 |
| Reader | Nevada County | 65 |
| Roe | Monroe County | 65 |