Other Ghostbusters franchises:

Alabama Ghostbusters
Louisiana Ghostbusters
Philadelphia Ghostbusters
The Real Tampa Bay Ghostbusters
Southland Ghostbusters
West Coast Busters

Ghostbusters news and info pages:

Cross the Streams Radio Show
GB Fans
Ghostbusters Mania
Ghostheads: The Ghostbusters the Podcast
Proton Charging | Planet Ghostbusters
Spook Central