| Calheta to Odessa (Texas) | 4,821.60 mi (7,759.61 km) |
| Calheta to Ogden (Utah) | 4,998.38 mi (8,044.11 km) |
| Calheta to Oildale (California) | 5,532.25 mi (8,903.30 km) |
| Calheta to Ojus (Florida) | 3,768.59 mi (6,064.97 km) |
| Calheta to Okemos (Michigan) | 3,642.38 mi (5,861.85 km) |
| Calheta to Oklahoma City (Oklahoma) | 4,465.03 mi (7,185.77 km) |
| Calheta to Okmulgee (Oklahoma) | 4,383.12 mi (7,053.95 km) |
| Calheta to Olathe (Kansas) | 4,239.21 mi (6,822.35 km) |
| Calheta to Old Jamestown (Missouri) | 4,010.19 mi (6,453.77 km) |
| Calheta to Oldsmar (Florida) | 3,855.48 mi (6,204.80 km) |
| Calheta to Olean (New York) | 3,351.76 mi (5,394.13 km) |
| Calheta to Olive Branch (Mississippi) | 4,076.55 mi (6,560.57 km) |
| Calheta to Olivehurst (California) | 5,507.95 mi (8,864.20 km) |
| Calheta to Olney (Maryland) | 3,320.15 mi (5,343.26 km) |
| Calheta to Olympia (Washington) | 5,258.00 mi (8,461.93 km) |
