| Sleaford to Romeoville (Illinois) | 3,919.14 mi (6,307.24 km) |
| Sleaford to Romulus (Michigan) | 3,713.53 mi (5,976.36 km) |
| Sleaford to Ronkonkoma (New York) | 3,379.33 mi (5,438.50 km) |
| Sleaford to Roosevelt (New York) | 3,403.18 mi (5,476.89 km) |
| Sleaford to Rosamond (California) | 5,315.17 mi (8,553.94 km) |
| Sleaford to Rosaryville (Maryland) | 3,619.80 mi (5,825.50 km) |
| Sleaford to Roscoe (Illinois) | 3,914.63 mi (6,299.99 km) |
| Sleaford to Rose Hill (Virginia) | 3,630.07 mi (5,842.04 km) |
| Sleaford to Roseburg (Oregon) | 4,977.14 mi (8,009.94 km) |
| Sleaford to Rosedale (California) | 5,315.30 mi (8,554.15 km) |
| Sleaford to Rosedale (Maryland) | 3,581.19 mi (5,763.36 km) |
| Sleaford to Roselle (Illinois) | 3,901.90 mi (6,279.50 km) |
| Sleaford to Roselle (New Jersey) | 3,431.31 mi (5,522.16 km) |
| Sleaford to Roselle Park (New Jersey) | 3,431.01 mi (5,521.67 km) |
| Sleaford to Rosemead (California) | 5,357.14 mi (8,621.49 km) |
