| Appenzell to Odessa (Texas) | 5,522.09 mi (8,886.94 km) |
| Appenzell to Ogden (Utah) | 5,343.71 mi (8,599.88 km) |
| Appenzell to Oildale (California) | 5,889.92 mi (9,478.92 km) |
| Appenzell to Ojus (Florida) | 4,902.44 mi (7,889.71 km) |
| Appenzell to Okemos (Michigan) | 4,301.83 mi (6,923.13 km) |
| Appenzell to Oklahoma City (Oklahoma) | 5,152.88 mi (8,292.75 km) |
| Appenzell to Okmulgee (Oklahoma) | 5,088.13 mi (8,188.55 km) |
| Appenzell to Olathe (Kansas) | 4,879.35 mi (7,852.55 km) |
| Appenzell to Old Jamestown (Missouri) | 4,708.68 mi (7,577.89 km) |
| Appenzell to Oldsmar (Florida) | 4,912.17 mi (7,905.38 km) |
| Appenzell to Olean (New York) | 4,092.00 mi (6,585.44 km) |
| Appenzell to Olive Branch (Mississippi) | 4,878.94 mi (7,851.89 km) |
| Appenzell to Olivehurst (California) | 5,747.91 mi (9,250.38 km) |
| Appenzell to Olney (Maryland) | 4,162.04 mi (6,698.15 km) |
| Appenzell to Olympia (Washington) | 5,310.93 mi (8,547.11 km) |
