| Middlesex to Reidsville (North Carolina) | 404.80 mi (651.46 km) |
| Middlesex to Reisterstown (Maryland) | 144.77 mi (232.99 km) |
| Middlesex to Rendon (Texas) | 1,371.86 mi (2,207.80 km) |
| Middlesex to Reno (Nevada) | 2,372.12 mi (3,817.56 km) |
| Middlesex to Renton (Washington) | 2,377.98 mi (3,826.98 km) |
| Middlesex to Republic (Missouri) | 1,044.14 mi (1,680.39 km) |
| Middlesex to Reston (Virginia) | 188.22 mi (302.91 km) |
| Middlesex to Revere (Massachusetts) | 221.31 mi (356.17 km) |
| Middlesex to Rexburg (Idaho) | 1,905.61 mi (3,066.78 km) |
| Middlesex to Reynoldsburg (Ohio) | 439.13 mi (706.71 km) |
| Middlesex to Rialto (California) | 2,373.68 mi (3,820.07 km) |
| Middlesex to Richardson (Texas) | 1,331.87 mi (2,143.43 km) |
| Middlesex to Richfield (Minnesota) | 995.92 mi (1,602.78 km) |
| Middlesex to Richfield (Wisconsin) | 729.17 mi (1,173.49 km) |
| Middlesex to Richland (Washington) | 2,251.13 mi (3,622.84 km) |
