| Humacao to Roy (Utah) | 3,149.26 mi (5,068.25 km) |
| Humacao to Royal Kunia (Hawaii) | 5,903.09 mi (9,500.11 km) |
| Humacao to Royal Oak (Michigan) | 1,966.10 mi (3,164.12 km) |
| Humacao to Royal Palm Beach (Florida) | 1,091.95 mi (1,757.32 km) |
| Humacao to Royse City (Texas) | 2,147.52 mi (3,456.10 km) |
| Humacao to Ruskin (Florida) | 1,243.59 mi (2,001.36 km) |
| Humacao to Russellville (Alabama) | 1,758.12 mi (2,829.42 km) |
| Humacao to Russellville (Arkansas) | 2,047.90 mi (3,295.78 km) |
| Humacao to Ruston (Louisiana) | 1,938.27 mi (3,119.34 km) |
| Humacao to Rutherford (New Jersey) | 1,641.61 mi (2,641.91 km) |
| Humacao to Rutland (Vermont) | 1,807.68 mi (2,909.18 km) |
| Humacao to Sabana Grande (Puerto Rico) | 75.28 mi (121.15 km) |
| Humacao to Sachse (Texas) | 2,161.62 mi (3,478.80 km) |
| Humacao to Saco (Maine) | 1,774.82 mi (2,856.30 km) |
| Humacao to Sacramento (California) | 3,603.90 mi (5,799.92 km) |
