| Horgen to Odessa (Texas) | 5,494.07 mi (8,841.85 km) |
| Horgen to Ogden (Utah) | 5,321.86 mi (8,564.70 km) |
| Horgen to Oildale (California) | 5,868.80 mi (9,444.91 km) |
| Horgen to Ojus (Florida) | 4,867.38 mi (7,833.30 km) |
| Horgen to Okemos (Michigan) | 4,272.62 mi (6,876.11 km) |
| Horgen to Oklahoma City (Oklahoma) | 5,124.54 mi (8,247.15 km) |
| Horgen to Okmulgee (Oklahoma) | 5,059.42 mi (8,142.35 km) |
| Horgen to Olathe (Kansas) | 4,851.39 mi (7,807.57 km) |
| Horgen to Old Jamestown (Missouri) | 4,679.51 mi (7,530.95 km) |
| Horgen to Oldsmar (Florida) | 4,878.09 mi (7,850.52 km) |
| Horgen to Olean (New York) | 4,061.21 mi (6,535.88 km) |
| Horgen to Olive Branch (Mississippi) | 4,848.40 mi (7,802.74 km) |
| Horgen to Olivehurst (California) | 5,728.88 mi (9,219.75 km) |
| Horgen to Olney (Maryland) | 4,129.92 mi (6,646.46 km) |
| Horgen to Olympia (Washington) | 5,294.92 mi (8,521.35 km) |
