| Isperih to River Ridge (Louisiana) | 5,979.48 mi (9,623.04 km) |
| Isperih to Riverbank (California) | 6,459.03 mi (10,394.80 km) |
| Isperih to Riverdale (Georgia) | 5,566.76 mi (8,958.84 km) |
| Isperih to Riverdale (Illinois) | 5,277.23 mi (8,492.89 km) |
| Isperih to Riverside (California) | 6,617.64 mi (10,650.07 km) |
| Isperih to Riverside (Ohio) | 5,244.31 mi (8,439.91 km) |
| Isperih to Riverton (Utah) | 6,077.46 mi (9,780.72 km) |
| Isperih to Riverton (Wyoming) | 5,835.52 mi (9,391.36 km) |
| Isperih to Riverview (Florida) | 5,770.01 mi (9,285.94 km) |
| Isperih to Riverview (Michigan) | 5,092.78 mi (8,196.03 km) |
| Isperih to Riviera Beach (Florida) | 5,727.26 mi (9,217.13 km) |
| Isperih to Riviera Beach (Maryland) | 4,983.29 mi (8,019.83 km) |
| Isperih to Roanoke (Virginia) | 5,208.09 mi (8,381.61 km) |
| Isperih to Roanoke Rapids (North Carolina) | 5,156.04 mi (8,297.85 km) |
| Isperih to Robbinsdale (Minnesota) | 5,290.73 mi (8,514.60 km) |
