| Killarney to Petersburg (Virginia) | 3,358.37 mi (5,404.77 km) |
| Killarney to Pflugerville (Texas) | 4,514.20 mi (7,264.90 km) |
| Killarney to Pharr (Texas) | 4,758.47 mi (7,658.01 km) |
| Killarney to Phelan (California) | 5,057.08 mi (8,138.59 km) |
| Killarney to Phenix City (Alabama) | 3,898.75 mi (6,274.44 km) |
| Killarney to Philadelphia (Pennsylvania) | 3,141.23 mi (5,055.32 km) |
| Killarney to Phillipsburg (New Jersey) | 3,114.26 mi (5,011.92 km) |
| Killarney to Phoenix (Arizona) | 4,910.04 mi (7,901.94 km) |
| Killarney to Phoenixville (Pennsylvania) | 3,151.80 mi (5,072.33 km) |
| Killarney to Picayune (Mississippi) | 4,186.13 mi (6,736.92 km) |
| Killarney to Pickerington (Ohio) | 3,460.61 mi (5,569.31 km) |
| Killarney to Pico Rivera (California) | 5,101.35 mi (8,209.83 km) |
| Killarney to Piedmont (California) | 5,028.77 mi (8,093.02 km) |
| Killarney to Pierre (South Dakota) | 3,935.21 mi (6,333.10 km) |
| Killarney to Pike Creek Valley (Delaware) | 3,176.65 mi (5,112.33 km) |
