| Poplar Bluff to Quarteira | 4,386.98 mi (7,060.17 km) |
| Poplar Bluff to Queluz | 4,277.90 mi (6,884.62 km) |
| Poplar Bluff to Reguengos de Monsaraz | 4,371.93 mi (7,035.94 km) |
| Poplar Bluff to Resende | 4,268.80 mi (6,869.97 km) |
| Poplar Bluff to Ribeira Brava | 4,070.97 mi (6,551.59 km) |
| Poplar Bluff to Ribeira Grande | 3,492.38 mi (5,620.44 km) |
| Poplar Bluff to Rio de Mouro | 4,274.17 mi (6,878.60 km) |
| Poplar Bluff to Rio Maior | 4,276.24 mi (6,881.94 km) |
| Poplar Bluff to Rio Tinto | 4,238.67 mi (6,821.48 km) |
| Poplar Bluff to Sabugal | 4,333.17 mi (6,973.57 km) |
| Poplar Bluff to Sacavem | 4,284.38 mi (6,895.04 km) |
| Poplar Bluff to Salvaterra de Magos | 4,293.10 mi (6,909.08 km) |
| Poplar Bluff to Santa Comba Dao | 4,282.84 mi (6,892.57 km) |
| Poplar Bluff to Santa Cruz | 4,084.00 mi (6,572.56 km) |
| Poplar Bluff to Santa Iria da Azoia | 4,283.62 mi (6,893.82 km) |
