| Ottumwa to Ahrensfelde | 4,611.36 mi (7,421.27 km) |
| Ottumwa to Aich | 4,624.98 mi (7,443.19 km) |
| Ottumwa to Aichach | 4,701.33 mi (7,566.06 km) |
| Ottumwa to Aidlingen | 4,610.17 mi (7,419.35 km) |
| Ottumwa to Ainring | 4,793.96 mi (7,715.13 km) |
| Ottumwa to Albstadt | 4,634.04 mi (7,457.77 km) |
| Ottumwa to Aldenhoven | 4,426.66 mi (7,124.03 km) |
| Ottumwa to Alfeld | 4,508.79 mi (7,256.20 km) |
| Ottumwa to Alfter | 4,459.10 mi (7,176.23 km) |
| Ottumwa to Alpen | 4,408.72 mi (7,095.15 km) |
| Ottumwa to Alsbach-Hahnlein | 4,556.94 mi (7,333.68 km) |
| Ottumwa to Alsdorf | 4,422.94 mi (7,118.03 km) |
| Ottumwa to Alsfeld | 4,539.33 mi (7,305.35 km) |
| Ottumwa to Altdorf | 4,731.83 mi (7,615.15 km) |
| Ottumwa to Altena | 4,460.51 mi (7,178.50 km) |
