| Smolyan to Portage (Michigan) | 5,203.09 mi (8,373.56 km) |
| Smolyan to Portage (Wisconsin) | 5,277.93 mi (8,494.00 km) |
| Smolyan to Portales (New Mexico) | 6,252.63 mi (10,062.63 km) |
| Smolyan to Porterville (California) | 6,602.17 mi (10,625.16 km) |
| Smolyan to Portland (Maine) | 4,539.61 mi (7,305.80 km) |
| Smolyan to Portland (Oregon) | 6,089.51 mi (9,800.11 km) |
| Smolyan to Portland (Tennessee) | 5,509.02 mi (8,865.91 km) |
| Smolyan to Portland (Texas) | 6,377.12 mi (10,262.99 km) |
| Smolyan to Portsmouth (New Hampshire) | 4,585.32 mi (7,379.36 km) |
| Smolyan to Portsmouth (Ohio) | 5,264.41 mi (8,472.25 km) |
| Smolyan to Portsmouth (Virginia) | 5,081.54 mi (8,177.95 km) |
| Smolyan to Post Falls (Idaho) | 5,835.78 mi (9,391.79 km) |
| Smolyan to Potomac (Maryland) | 5,020.38 mi (8,079.52 km) |
| Smolyan to Potomac Park (California) | 6,643.80 mi (10,692.17 km) |
| Smolyan to Pottstown (Pennsylvania) | 4,902.42 mi (7,889.68 km) |
