| Ashtabula to Oakley (California) | 2,162.58 mi (3,480.33 km) |
| Ashtabula to Oakton (Virginia) | 276.71 mi (445.33 km) |
| Ashtabula to Oakville (Missouri) | 555.45 mi (893.91 km) |
| Ashtabula to Oatfield (Oregon) | 2,080.14 mi (3,347.66 km) |
| Ashtabula to Ocala (Florida) | 880.91 mi (1,417.69 km) |
| Ashtabula to Ocean Acres (New Jersey) | 371.34 mi (597.61 km) |
| Ashtabula to Ocean City (New Jersey) | 371.79 mi (598.34 km) |
| Ashtabula to Ocean Pines (Maryland) | 383.77 mi (617.62 km) |
| Ashtabula to Ocean Pointe (Hawaii) | 4,606.72 mi (7,413.79 km) |
| Ashtabula to Ocean Springs (Mississippi) | 908.35 mi (1,461.84 km) |
| Ashtabula to Oceanside (California) | 2,069.97 mi (3,331.29 km) |
| Ashtabula to Oceanside (New York) | 381.74 mi (614.35 km) |
| Ashtabula to Ocoee (Florida) | 919.93 mi (1,480.48 km) |
| Ashtabula to Oconomowoc (Wisconsin) | 400.91 mi (645.21 km) |
| Ashtabula to Odenton (Maryland) | 290.37 mi (467.31 km) |
