| Tomball to Robbinsdale (Minnesota) | 1,039.08 mi (1,672.24 km) |
| Tomball to Robertsville (New Jersey) | 1,390.97 mi (2,238.55 km) |
| Tomball to Robinson (Texas) | 129.23 mi (207.98 km) |
| Tomball to Robstown (Texas) | 201.58 mi (324.41 km) |
| Tomball to Rochester (Michigan) | 1,111.04 mi (1,788.04 km) |
| Tomball to Rochester (Minnesota) | 977.07 mi (1,572.44 km) |
| Tomball to Rochester (New Hampshire) | 1,631.96 mi (2,626.39 km) |
| Tomball to Rochester (New York) | 1,340.83 mi (2,157.86 km) |
| Tomball to Rochester Hills (Michigan) | 1,108.66 mi (1,784.21 km) |
| Tomball to Rock Hill (South Carolina) | 912.74 mi (1,468.92 km) |
| Tomball to Rock Island (Illinois) | 834.68 mi (1,343.28 km) |
| Tomball to Rock Springs (Wyoming) | 1,098.03 mi (1,767.11 km) |
| Tomball to Rockford (Illinois) | 915.82 mi (1,473.87 km) |
| Tomball to Rockledge (Florida) | 905.27 mi (1,456.89 km) |
| Tomball to Rocklin (California) | 1,572.64 mi (2,530.92 km) |
