| Allentown to Racale | 4,668.04 mi (7,512.49 km) |
| Allentown to Racconigi | 4,042.10 mi (6,505.13 km) |
| Allentown to Raffadali | 4,564.64 mi (7,346.08 km) |
| Allentown to Ragusa | 4,637.77 mi (7,463.77 km) |
| Allentown to Ramacca | 4,618.48 mi (7,432.73 km) |
| Allentown to Randazzo | 4,610.32 mi (7,419.60 km) |
| Allentown to Rapallo | 4,122.93 mi (6,635.21 km) |
| Allentown to Ravanusa | 4,589.78 mi (7,386.54 km) |
| Allentown to Ravenna | 4,248.16 mi (6,836.75 km) |
| Allentown to Recanati | 4,341.79 mi (6,987.43 km) |
| Allentown to Recco | 4,118.76 mi (6,628.51 km) |
| Allentown to Reggello | 4,245.05 mi (6,831.74 km) |
| Allentown to Reggio di Calabria | 4,632.77 mi (7,455.73 km) |
| Allentown to Reggio Emilia | 4,171.42 mi (6,713.25 km) |
| Allentown to Reggiolo | 4,171.92 mi (6,714.05 km) |
