| Castelo Branco to Hizan | 2,647.01 mi (4,259.95 km) |
| Castelo Branco to Hopa | 2,533.97 mi (4,078.03 km) |
| Castelo Branco to Huyuk | 2,089.90 mi (3,363.37 km) |
| Castelo Branco to Idil | 2,639.38 mi (4,247.67 km) |
| Castelo Branco to Igdir | 2,693.84 mi (4,335.32 km) |
| Castelo Branco to Ihsaniye | 2,009.10 mi (3,233.33 km) |
| Castelo Branco to Ilic | 2,423.33 mi (3,899.98 km) |
| Castelo Branco to Ilica | 2,544.06 mi (4,094.27 km) |
| Castelo Branco to Incesu | 2,264.45 mi (3,644.28 km) |
| Castelo Branco to Incirliova | 1,888.34 mi (3,038.99 km) |
| Castelo Branco to Inebolu | 2,139.24 mi (3,442.78 km) |
| Castelo Branco to Inegol | 1,946.05 mi (3,131.87 km) |
| Castelo Branco to Ipsala | 1,774.03 mi (2,855.03 km) |
| Castelo Branco to Iskenderun | 2,357.95 mi (3,794.75 km) |
| Castelo Branco to Islahiye | 2,372.67 mi (3,818.45 km) |
