| Rockford to Irun | 4,204.23 mi (6,766.05 km) |
| Rockford to Isla-Cristina | 4,185.49 mi (6,735.90 km) |
| Rockford to Jaca | 4,286.35 mi (6,898.21 km) |
| Rockford to Jaen | 4,326.68 mi (6,963.12 km) |
| Rockford to Jerez de la Frontera | 4,259.77 mi (6,855.44 km) |
| Rockford to Jerez de los Caballeros | 4,169.07 mi (6,709.47 km) |
| Rockford to Jodar | 4,343.20 mi (6,989.70 km) |
| Rockford to Jumilla | 4,409.05 mi (7,095.69 km) |
| Rockford to La Algaba | 4,236.99 mi (6,818.78 km) |
| Rockford to La Baneza | 4,063.98 mi (6,540.34 km) |
| Rockford to La Carlota | 4,277.62 mi (6,884.16 km) |
| Rockford to La Carolina | 4,314.47 mi (6,943.47 km) |
| Rockford to La Corredoria | 4,029.32 mi (6,484.56 km) |
| Rockford to La Eliana | 4,401.85 mi (7,084.10 km) |
| Rockford to La Escala | 4,459.16 mi (7,176.33 km) |
