Postal Explorer > Publication 52 - Hazardous, Restricted, and Perishable Mail > 4 Restricted Matter > 43 Firearms > 434 Legal Opinions on Mailing Firearms
Postmasters are not authorized to give opinions on the legality of any shipment of rifles or shotguns. Mailers should be referred to the nearest regional ATF office for further advice (see ATF Online at www.atf.gov).