| Grayslake to Petersburg (Virginia) | 666.57 mi (1,072.74 km) |
| Grayslake to Pflugerville (Texas) | 977.26 mi (1,572.74 km) |
| Grayslake to Pharr (Texas) | 1,256.71 mi (2,022.48 km) |
| Grayslake to Phelan (California) | 1,677.80 mi (2,700.16 km) |
| Grayslake to Phenix City (Alabama) | 702.33 mi (1,130.29 km) |
| Grayslake to Philadelphia (Pennsylvania) | 689.23 mi (1,109.21 km) |
| Grayslake to Phillipsburg (New Jersey) | 673.93 mi (1,084.58 km) |
| Grayslake to Phoenix (Arizona) | 1,437.13 mi (2,312.83 km) |
| Grayslake to Phoenixville (Pennsylvania) | 667.10 mi (1,073.59 km) |
| Grayslake to Picayune (Mississippi) | 820.90 mi (1,321.10 km) |
| Grayslake to Pickerington (Ohio) | 322.14 mi (518.43 km) |
| Grayslake to Pico Rivera (California) | 1,720.87 mi (2,769.47 km) |
| Grayslake to Piedmont (California) | 1,821.93 mi (2,932.11 km) |
| Grayslake to Pierre (South Dakota) | 632.38 mi (1,017.72 km) |
| Grayslake to Pike Creek Valley (Delaware) | 667.01 mi (1,073.45 km) |
