| Irmo to Zottegem | 4,234.24 mi (6,814.36 km) |
| Irmo to Zulte | 4,218.03 mi (6,788.27 km) |
| Irmo to Zwevegem | 4,216.63 mi (6,786.00 km) |
| Irmo to Zwijndrecht | 4,247.78 mi (6,836.14 km) |
| Irmo to Asenovgrad | 5,400.79 mi (8,691.73 km) |
| Irmo to Aytos | 5,471.00 mi (8,804.73 km) |
| Irmo to Balchik | 5,477.40 mi (8,815.02 km) |
| Irmo to Bankya | 5,301.23 mi (8,531.50 km) |
| Irmo to Bansko | 5,350.03 mi (8,610.05 km) |
| Irmo to Berkovitsa | 5,279.71 mi (8,496.87 km) |
| Irmo to Blagoevgrad | 5,326.35 mi (8,571.93 km) |
| Irmo to Botevgrad | 5,320.62 mi (8,562.72 km) |
| Irmo to Burgas | 5,488.14 mi (8,832.30 km) |
| Irmo to Byala Slatina | 5,304.33 mi (8,536.50 km) |
| Irmo to Chirpan | 5,412.45 mi (8,710.50 km) |
