| Irving to Rosemont (California) | 1,418.74 mi (2,283.23 km) |
| Irving to Rosemount (Minnesota) | 847.60 mi (1,364.07 km) |
| Irving to Rosenberg (Texas) | 238.72 mi (384.19 km) |
| Irving to Roseville (California) | 1,419.21 mi (2,284.00 km) |
| Irving to Roseville (Michigan) | 1,014.06 mi (1,631.97 km) |
| Irving to Roseville (Minnesota) | 864.38 mi (1,391.08 km) |
| Irving to Rossmoor (California) | 1,218.32 mi (1,960.70 km) |
| Irving to Rossville (Maryland) | 1,225.47 mi (1,972.20 km) |
| Irving to Roswell (Georgia) | 731.57 mi (1,177.34 km) |
| Irving to Roswell (New Mexico) | 438.80 mi (706.18 km) |
| Irving to Round Lake (Illinois) | 814.43 mi (1,310.69 km) |
| Irving to Round Lake Beach (Illinois) | 817.13 mi (1,315.05 km) |
| Irving to Round Rock (Texas) | 166.16 mi (267.41 km) |
| Irving to Rowland Heights (California) | 1,206.92 mi (1,942.36 km) |
| Irving to Rowlett (Texas) | 24.76 mi (39.85 km) |
