| Howard to Romeoville (Illinois) | 203.03 mi (326.75 km) |
| Howard to Romulus (Michigan) | 287.33 mi (462.41 km) |
| Howard to Ronkonkoma (New York) | 802.12 mi (1,290.88 km) |
| Howard to Roosevelt (New York) | 783.76 mi (1,261.34 km) |
| Howard to Rosamond (California) | 1,723.15 mi (2,773.15 km) |
| Howard to Rosaryville (Maryland) | 705.28 mi (1,135.04 km) |
| Howard to Roscoe (Illinois) | 155.12 mi (249.65 km) |
| Howard to Rose Hill (Virginia) | 692.54 mi (1,114.53 km) |
| Howard to Roseburg (Oregon) | 1,744.27 mi (2,807.13 km) |
| Howard to Rosedale (California) | 1,752.13 mi (2,819.77 km) |
| Howard to Rosedale (Maryland) | 695.89 mi (1,119.92 km) |
| Howard to Roselle (Illinois) | 178.91 mi (287.93 km) |
| Howard to Roselle (New Jersey) | 752.50 mi (1,211.03 km) |
| Howard to Roselle Park (New Jersey) | 751.81 mi (1,209.92 km) |
| Howard to Rosemead (California) | 1,746.57 mi (2,810.83 km) |
