| McComb to Robertsville (New Jersey) | 1,100.31 mi (1,770.77 km) |
| McComb to Robinson (Texas) | 392.51 mi (631.69 km) |
| McComb to Robstown (Texas) | 493.89 mi (794.84 km) |
| McComb to Rochester (Michigan) | 887.80 mi (1,428.78 km) |
| McComb to Rochester (Minnesota) | 889.13 mi (1,430.92 km) |
| McComb to Rochester (New Hampshire) | 1,351.55 mi (2,175.12 km) |
| McComb to Rochester (New York) | 1,083.28 mi (1,743.37 km) |
| McComb to Rochester Hills (Michigan) | 885.56 mi (1,425.18 km) |
| McComb to Rock Hill (South Carolina) | 603.23 mi (970.81 km) |
| McComb to Rock Island (Illinois) | 706.55 mi (1,137.09 km) |
| McComb to Rock Springs (Wyoming) | 1,259.71 mi (2,027.31 km) |
| McComb to Rockford (Illinois) | 765.04 mi (1,231.21 km) |
| McComb to Rockledge (Florida) | 617.50 mi (993.77 km) |
| McComb to Rocklin (California) | 1,808.35 mi (2,910.26 km) |
| McComb to Rockport (Texas) | 454.26 mi (731.07 km) |
