<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by christep:
GF (since that is what you asked for, not GP) is Gulf Air.</font>
Oops.
I guess I better get those glasses checked.
There are lots of sites that let you look up airline codes, airport codes, etc. Here is one that has both plus some other features that you may find useful.
http://www.airportcitycodes.com/aaa/index.html