| Irmo to Santarem | 3,925.37 mi (6,317.28 km) |
| Irmo to Santiago do Cacem | 3,953.00 mi (6,361.74 km) |
| Irmo to Santo Andre | 3,949.66 mi (6,356.36 km) |
| Irmo to Santo Tirso | 3,889.78 mi (6,259.99 km) |
| Irmo to Sao Bras de Alportel | 4,015.86 mi (6,462.89 km) |
| Irmo to Sao Felix da Marinha | 3,888.50 mi (6,257.94 km) |
| Irmo to Sao Joao da Madeira | 3,898.11 mi (6,273.41 km) |
| Irmo to Sao Joao de Ver | 3,893.80 mi (6,266.47 km) |
| Irmo to Sao Mamede de Infesta | 3,886.06 mi (6,254.01 km) |
| Irmo to Sao Pedro do Sul | 3,922.28 mi (6,312.29 km) |
| Irmo to Satao | 3,939.17 mi (6,339.49 km) |
| Irmo to Seia | 3,947.69 mi (6,353.20 km) |
| Irmo to Senhora da Hora | 3,883.84 mi (6,250.44 km) |
| Irmo to Serpa | 4,010.96 mi (6,455.02 km) |
| Irmo to Serta | 3,941.95 mi (6,343.95 km) |
