| Kastamonu to Reidsville (North Carolina) | 5,617.78 mi (9,040.94 km) |
| Kastamonu to Reisterstown (Maryland) | 5,355.35 mi (8,618.61 km) |
| Kastamonu to Rendon (Texas) | 6,452.11 mi (10,383.67 km) |
| Kastamonu to Reno (Nevada) | 6,604.90 mi (10,629.56 km) |
| Kastamonu to Renton (Washington) | 6,123.48 mi (9,854.79 km) |
| Kastamonu to Republic (Missouri) | 6,070.58 mi (9,769.65 km) |
| Kastamonu to Reston (Virginia) | 5,400.11 mi (8,690.64 km) |
| Kastamonu to Revere (Massachusetts) | 4,993.28 mi (8,035.91 km) |
| Kastamonu to Rexburg (Idaho) | 6,174.23 mi (9,936.47 km) |
| Kastamonu to Reynoldsburg (Ohio) | 5,553.19 mi (8,937.00 km) |
| Kastamonu to Rialto (California) | 6,908.58 mi (11,118.28 km) |
| Kastamonu to Richardson (Texas) | 6,412.42 mi (10,319.80 km) |
| Kastamonu to Richfield (Minnesota) | 5,638.60 mi (9,074.44 km) |
| Kastamonu to Richfield (Wisconsin) | 5,570.37 mi (8,964.64 km) |
| Kastamonu to Richland (Washington) | 6,157.49 mi (9,909.52 km) |
