| Port Lavaca to Robertsville (New Jersey) | 1,501.23 mi (2,416.00 km) |
| Port Lavaca to Robinson (Texas) | 197.87 mi (318.45 km) |
| Port Lavaca to Robstown (Texas) | 85.22 mi (137.15 km) |
| Port Lavaca to Rochester (Michigan) | 1,229.52 mi (1,978.72 km) |
| Port Lavaca to Rochester (Minnesota) | 1,088.25 mi (1,751.38 km) |
| Port Lavaca to Rochester (New Hampshire) | 1,745.13 mi (2,808.51 km) |
| Port Lavaca to Rochester (New York) | 1,457.30 mi (2,345.29 km) |
| Port Lavaca to Rochester Hills (Michigan) | 1,227.14 mi (1,974.89 km) |
| Port Lavaca to Rock Hill (South Carolina) | 1,013.67 mi (1,631.35 km) |
| Port Lavaca to Rock Island (Illinois) | 950.88 mi (1,530.30 km) |
| Port Lavaca to Rock Springs (Wyoming) | 1,142.14 mi (1,838.10 km) |
| Port Lavaca to Rockford (Illinois) | 1,033.16 mi (1,662.71 km) |
| Port Lavaca to Rockledge (Florida) | 964.75 mi (1,552.61 km) |
| Port Lavaca to Rocklin (California) | 1,573.56 mi (2,532.40 km) |
| Port Lavaca to Rockport (Texas) | 48.86 mi (78.63 km) |
