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DIEKEN AUCTION SERVICE (DIEKEN, TERRY) is a Type 01 - Dealer in Firearms, Federal Firearms License (FFL) dealer licensed by the Bureau of Alcohol, Tobacco, Firearms, and Explosives (ATF). Their FFL number is 3-36-085-01-6F-04628 and they operate from 302 N CENTER ST, WARREN, IL 61087.
302 N CENTER ST
WARREN, IL 61087
P O BOX 515
WARREN, IL 61087
3-36-085-01-6F-04628
Type 01 - Dealer in Firearms
DIEKEN, TERRY
DIEKEN AUCTION SERVICE
June 1, 2026
Important: When transferring firearms, federal law requires you to verify the FFL license of the receiving party. While CloudFFL provides this information for convenience, you must still obtain and retain a copy of the physical FFL or an electronic version before completing any transfers. (27 CFR 478.94)