| Harmanli to Portage (Michigan) | 5,230.39 mi (8,417.50 km) |
| Harmanli to Portage (Wisconsin) | 5,301.97 mi (8,532.70 km) |
| Harmanli to Portales (New Mexico) | 6,274.13 mi (10,097.24 km) |
| Harmanli to Porterville (California) | 6,610.16 mi (10,638.03 km) |
| Harmanli to Portland (Maine) | 4,573.48 mi (7,360.31 km) |
| Harmanli to Portland (Oregon) | 6,090.06 mi (9,801.00 km) |
| Harmanli to Portland (Tennessee) | 5,540.03 mi (8,915.82 km) |
| Harmanli to Portland (Texas) | 6,407.07 mi (10,311.19 km) |
| Harmanli to Portsmouth (New Hampshire) | 4,619.50 mi (7,434.37 km) |
| Harmanli to Portsmouth (Ohio) | 5,295.87 mi (8,522.88 km) |
| Harmanli to Portsmouth (Virginia) | 5,118.04 mi (8,236.69 km) |
| Harmanli to Post Falls (Idaho) | 5,839.37 mi (9,397.55 km) |
| Harmanli to Potomac (Maryland) | 5,054.75 mi (8,134.84 km) |
| Harmanli to Potomac Park (California) | 6,652.21 mi (10,705.69 km) |
| Harmanli to Pottstown (Pennsylvania) | 4,936.60 mi (7,944.69 km) |
