Heatseekers are an item in POSTAL. They are ammunition for the Missile Launcher.
| Items in POSTAL |
| Power ups |
| Health | Kevlar Vest | Backpack | Stockpile |
| Ammunition |
| Shotgun Shells | Rockets |Heatseekers | Grenades | Firebombs | Napalm | Spray Cannon Shells | Revolver Rounds | |