| Opatija to Hicksville (New York) | 4,215.69 mi (6,784.50 km) |
| Opatija to Hidalgo (Texas) | 5,937.29 mi (9,555.15 km) |
| Opatija to High Point (North Carolina) | 4,695.12 mi (7,556.06 km) |
| Opatija to Highland (California) | 6,165.16 mi (9,921.87 km) |
| Opatija to Highland (Illinois) | 4,958.87 mi (7,980.53 km) |
| Opatija to Highland (Indiana) | 4,741.43 mi (7,630.60 km) |
| Opatija to Highland (Utah) | 5,638.56 mi (9,074.39 km) |
| Opatija to Highland City (Florida) | 5,149.79 mi (8,287.79 km) |
| Opatija to Highland Park (Illinois) | 4,725.30 mi (7,604.64 km) |
| Opatija to Highland Park (New Jersey) | 4,264.52 mi (6,863.09 km) |
| Opatija to Highland Springs (Virginia) | 4,512.85 mi (7,262.72 km) |
| Opatija to Highland Village (Texas) | 5,527.05 mi (8,894.92 km) |
| Opatija to Highlands Ranch (Colorado) | 5,470.80 mi (8,804.40 km) |
| Opatija to Hillcrest (California) | 6,143.20 mi (9,886.52 km) |
| Opatija to Hillcrest Heights (Maryland) | 4,441.52 mi (7,147.94 km) |
