| Gary to Petersburg (Virginia) | 611.32 mi (983.83 km) |
| Gary to Pflugerville (Texas) | 957.98 mi (1,541.73 km) |
| Gary to Pharr (Texas) | 1,231.42 mi (1,981.78 km) |
| Gary to Phelan (California) | 1,705.48 mi (2,744.71 km) |
| Gary to Phenix City (Alabama) | 643.76 mi (1,036.03 km) |
| Gary to Philadelphia (Pennsylvania) | 647.53 mi (1,042.10 km) |
| Gary to Phillipsburg (New Jersey) | 635.53 mi (1,022.79 km) |
| Gary to Phoenix (Arizona) | 1,457.14 mi (2,345.04 km) |
| Gary to Phoenixville (Pennsylvania) | 625.61 mi (1,006.83 km) |
| Gary to Picayune (Mississippi) | 774.92 mi (1,247.12 km) |
| Gary to Pickerington (Ohio) | 266.96 mi (429.64 km) |
| Gary to Pico Rivera (California) | 1,748.11 mi (2,813.31 km) |
| Gary to Piedmont (California) | 1,859.56 mi (2,992.68 km) |
| Gary to Pierre (South Dakota) | 682.53 mi (1,098.42 km) |
| Gary to Pike Creek Valley (Delaware) | 623.41 mi (1,003.27 km) |
