FreeAirPump.com provides a map of locations, mainly in the U.S. and Canada, that offer free air for tires. The FreeAirPump.com map contains plenty of gas stations that have free air for autos. For bicyclists, you can also find numerous bike repair stations or stand alone bike pumps listed. If you know of a place in your neighborhood that provides air for free, head over to the Add a Location tab and submit your own free air location to help others across the nation.
This list is mostly user-generated, and by no means should be considered definitive. Those of you living in Connecticut already enjoy the sweet serenity of getting free air at gas stations, so the only spots on the map in that state are for bicycles, be