| Glen Burnie to Romeoville (Illinois) | 627.94 mi (1,010.57 km) |
| Glen Burnie to Romulus (Michigan) | 412.50 mi (663.85 km) |
| Glen Burnie to Ronkonkoma (New York) | 216.67 mi (348.69 km) |
| Glen Burnie to Roosevelt (New York) | 191.69 mi (308.50 km) |
| Glen Burnie to Rosamond (California) | 2,294.53 mi (3,692.69 km) |
| Glen Burnie to Rosaryville (Maryland) | 29.34 mi (47.21 km) |
| Glen Burnie to Roscoe (Illinois) | 686.15 mi (1,104.25 km) |
| Glen Burnie to Rose Hill (Virginia) | 37.08 mi (59.67 km) |
| Glen Burnie to Roseburg (Oregon) | 2,414.96 mi (3,886.50 km) |
| Glen Burnie to Rosedale (California) | 2,335.11 mi (3,757.99 km) |
| Glen Burnie to Rosedale (Maryland) | 12.92 mi (20.79 km) |
| Glen Burnie to Roselle (Illinois) | 632.71 mi (1,018.25 km) |
| Glen Burnie to Roselle (New Jersey) | 161.76 mi (260.33 km) |
| Glen Burnie to Roselle Park (New Jersey) | 162.04 mi (260.78 km) |
| Glen Burnie to Rosemead (California) | 2,306.69 mi (3,712.27 km) |
