| Potomac to Kopavogur | 2,803.55 mi (4,511.88 km) |
| Potomac to Reykjavik | 2,803.11 mi (4,511.18 km) |
| Potomac to Saudharkrokur | 2,889.85 mi (4,650.77 km) |
| Potomac to Selfoss | 2,828.41 mi (4,551.89 km) |
| Potomac to An Cabhan | 3,329.38 mi (5,358.12 km) |
| Potomac to Arklow | 3,395.73 mi (5,464.90 km) |
| Potomac to Ashtown | 3,379.64 mi (5,439.00 km) |
| Potomac to Athy | 3,359.23 mi (5,406.16 km) |
| Potomac to Baile Atha Luain | 3,314.18 mi (5,333.66 km) |
| Potomac to Ballincollig | 3,310.54 mi (5,327.80 km) |
| Potomac to Blackrock | 3,387.02 mi (5,450.88 km) |
| Potomac to Carlow | 3,364.00 mi (5,413.84 km) |
| Potomac to Carrick on Shannon | 3,300.78 mi (5,312.10 km) |
| Potomac to Carrigaline | 3,319.92 mi (5,342.89 km) |
| Potomac to Castlebar | 3,253.78 mi (5,236.46 km) |
