Ballistic Review
Provides ballistic test data for various models of Glock pistols as well as FAQs and links.
Glock Talk
Features chat rooms for various aspects and models of the Glock pistol.
The Glock FAQ
Offers a range of information about the Glock pistol in all of its configurations. Also provides a newsletter.
The Hard Glock Cafe
Features information and a forum about Glock pistols as well as team data.
The Official Glock Sports Shooting Foundation
Provides online reference materials, schedules and maps, as well as searchable GSSF match results for current and past years.