Thanks to everyone who is sending in Twitter tips. Here are more airports using Twitter:
Port Columbus International Airport – @ PortColumbusCMH
Detroit Metropolitan Airport – @DTWairport
Charlottsville-Albermarle Airport (Virginia) @BHutchinson
Eugene Airport (Oregon) @flyEUG
Harrisburg International Airport (Pennsylvania) @HIAairport
Phoenix Sky Harbor International Airport @PHXSkyHarbor
