| Penafiel to Reidsville (North Carolina) | 3,750.67 mi (6,036.12 km) |
| Penafiel to Reisterstown (Maryland) | 3,513.93 mi (5,655.12 km) |
| Penafiel to Rendon (Texas) | 4,733.63 mi (7,618.04 km) |
| Penafiel to Reno (Nevada) | 5,396.00 mi (8,684.02 km) |
| Penafiel to Renton (Washington) | 5,097.17 mi (8,203.11 km) |
| Penafiel to Republic (Missouri) | 4,377.76 mi (7,045.32 km) |
| Penafiel to Reston (Virginia) | 3,554.76 mi (5,720.84 km) |
| Penafiel to Revere (Massachusetts) | 3,154.69 mi (5,076.99 km) |
| Penafiel to Rexburg (Idaho) | 4,889.73 mi (7,869.27 km) |
| Penafiel to Reynoldsburg (Ohio) | 3,783.10 mi (6,088.31 km) |
| Penafiel to Rialto (California) | 5,559.66 mi (8,947.41 km) |
| Penafiel to Richardson (Texas) | 4,692.98 mi (7,552.63 km) |
| Penafiel to Richfield (Minnesota) | 4,093.80 mi (6,588.33 km) |
| Penafiel to Richfield (Wisconsin) | 3,927.88 mi (6,321.31 km) |
| Penafiel to Richland (Washington) | 5,054.82 mi (8,134.95 km) |
