| Erie to Robertsville (New Jersey) | 324.37 mi (522.02 km) |
| Erie to Robinson (Texas) | 1,193.21 mi (1,920.28 km) |
| Erie to Robstown (Texas) | 1,398.86 mi (2,251.25 km) |
| Erie to Rochester (Michigan) | 160.34 mi (258.03 km) |
| Erie to Rochester (Minnesota) | 639.09 mi (1,028.52 km) |
| Erie to Rochester (New Hampshire) | 468.67 mi (754.25 km) |
| Erie to Rochester (New York) | 144.46 mi (232.49 km) |
| Erie to Rochester Hills (Michigan) | 161.80 mi (260.40 km) |
| Erie to Rock Hill (South Carolina) | 498.40 mi (802.10 km) |
| Erie to Rock Island (Illinois) | 542.86 mi (873.65 km) |
| Erie to Rock Springs (Wyoming) | 1,493.13 mi (2,402.97 km) |
| Erie to Rockford (Illinois) | 460.16 mi (740.56 km) |
| Erie to Rockledge (Florida) | 953.96 mi (1,535.26 km) |
| Erie to Rocklin (California) | 2,155.58 mi (3,469.07 km) |
| Erie to Rockport (Texas) | 1,362.94 mi (2,193.43 km) |
