| Tyler to Orbetello | 5,488.06 mi (8,832.17 km) |
| Tyler to Oria | 5,834.80 mi (9,390.20 km) |
| Tyler to Oristano | 5,472.65 mi (8,807.38 km) |
| Tyler to Orta Nova | 5,720.38 mi (9,206.05 km) |
| Tyler to Orte | 5,536.34 mi (8,909.87 km) |
| Tyler to Ortona | 5,624.12 mi (9,051.15 km) |
| Tyler to Orvieto | 5,514.61 mi (8,874.91 km) |
| Tyler to Orzinuovi | 5,321.23 mi (8,563.70 km) |
| Tyler to Osimo | 5,540.52 mi (8,916.61 km) |
| Tyler to Ospitaletto | 5,321.03 mi (8,563.37 km) |
| Tyler to Ostuni | 5,822.71 mi (9,370.74 km) |
| Tyler to Ottaviano | 5,689.04 mi (9,155.62 km) |
| Tyler to Ovada | 5,296.98 mi (8,524.67 km) |
| Tyler to Ozieri | 5,464.92 mi (8,794.93 km) |
| Tyler to Paceco | 5,723.13 mi (9,210.48 km) |
