| Arecibo to Carlsbad (New Mexico) | 2,514.36 mi (4,046.47 km) |
| Arecibo to Carmel (Indiana) | 1,882.89 mi (3,030.23 km) |
| Arecibo to Carmichael (California) | 3,535.74 mi (5,690.23 km) |
| Arecibo to Carney (Maryland) | 1,561.68 mi (2,513.28 km) |
| Arecibo to Carnot-Moon (Pennsylvania) | 1,722.11 mi (2,771.46 km) |
| Arecibo to Carol Stream (Illinois) | 2,051.95 mi (3,302.29 km) |
| Arecibo to Carolina (Puerto Rico) | 49.88 mi (80.27 km) |
| Arecibo to Carolina Forest (South Carolina) | 1,297.73 mi (2,088.50 km) |
| Arecibo to Carpentersville (Illinois) | 2,067.76 mi (3,327.74 km) |
| Arecibo to Carpinteria (California) | 3,405.19 mi (5,480.12 km) |
| Arecibo to Carrboro (North Carolina) | 1,423.25 mi (2,290.51 km) |
| Arecibo to Carroll (Iowa) | 2,320.51 mi (3,734.51 km) |
| Arecibo to Carrollton (Georgia) | 1,541.30 mi (2,480.48 km) |
| Arecibo to Carrollton (Texas) | 2,118.06 mi (3,408.69 km) |
| Arecibo to Carrollwood (Florida) | 1,199.60 mi (1,930.58 km) |
