| Barrhead to Robertsville (New Jersey) | 3,244.21 mi (5,221.05 km) |
| Barrhead to Robinson (Texas) | 4,551.68 mi (7,325.22 km) |
| Barrhead to Robstown (Texas) | 4,772.32 mi (7,680.30 km) |
| Barrhead to Rochester (Michigan) | 3,461.33 mi (5,570.47 km) |
| Barrhead to Rochester (Minnesota) | 3,729.08 mi (6,001.38 km) |
| Barrhead to Rochester (New Hampshire) | 2,980.31 mi (4,796.34 km) |
| Barrhead to Rochester (New York) | 3,235.74 mi (5,207.42 km) |
| Barrhead to Rochester Hills (Michigan) | 3,463.73 mi (5,574.33 km) |
| Barrhead to Rock Hill (South Carolina) | 3,767.98 mi (6,063.98 km) |
| Barrhead to Rock Island (Illinois) | 3,789.96 mi (6,099.35 km) |
| Barrhead to Rock Springs (Wyoming) | 4,408.32 mi (7,094.51 km) |
| Barrhead to Rockford (Illinois) | 3,696.52 mi (5,948.98 km) |
| Barrhead to Rockledge (Florida) | 4,103.58 mi (6,604.07 km) |
| Barrhead to Rocklin (California) | 4,927.03 mi (7,929.29 km) |
| Barrhead to Rockport (Texas) | 4,737.41 mi (7,624.13 km) |
