Modern Gun School
Modern Gun School, founded in 1946, runs a nationwide distance-learning gunsmithing program, now fully online and based in Wilmington, Delaware.
Distance-Learning
Sonoran Desert Institute
Sonoran Desert Institute in Tempe, Arizona, an online gunsmithing school since 2000 with accredited programs and armorer courses.
Penn Foster
Penn Foster in Scranton, Pennsylvania offers an all-online gunsmith career diploma built around internet training videos.
American Gunsmithing Institute
The American Gunsmithing Institute, started in 1993, built its courses around 108 hours of video lessons from master gunsmith Bob Dunlap.