| Ada to River Ridge (Louisiana) | 5,630.61 mi (9,061.59 km) |
| Ada to Riverbank (California) | 6,180.11 mi (9,945.93 km) |
| Ada to Riverdale (Georgia) | 5,216.15 mi (8,394.59 km) |
| Ada to Riverdale (Illinois) | 4,939.83 mi (7,949.88 km) |
| Ada to Riverside (California) | 6,322.85 mi (10,175.64 km) |
| Ada to Riverside (Ohio) | 4,900.38 mi (7,886.41 km) |
| Ada to Riverton (Utah) | 5,780.20 mi (9,302.33 km) |
| Ada to Riverton (Wyoming) | 5,534.90 mi (8,907.56 km) |
| Ada to Riverview (Florida) | 5,413.85 mi (8,712.76 km) |
| Ada to Riverview (Michigan) | 4,751.19 mi (7,646.29 km) |
| Ada to Riviera Beach (Florida) | 5,369.74 mi (8,641.76 km) |
| Ada to Riviera Beach (Maryland) | 4,632.14 mi (7,454.70 km) |
| Ada to Roanoke (Virginia) | 4,857.55 mi (7,817.48 km) |
| Ada to Roanoke Rapids (North Carolina) | 4,803.10 mi (7,729.84 km) |
| Ada to Robbinsdale (Minnesota) | 4,966.69 mi (7,993.11 km) |
