FIRING LINE

As a trusted FFL license holder and firearm dealer based in AURORA, CO, we specialize in providing commercial FFL (Firearms License Holder) services to meet the needs of serious shooters. Our Dealer in Firearms Other Than Destructive Devices (Includes Gunsmiths) FFL license allows us to handle all firearm transactions securely and efficiently.
With years of experience in the firearms industry, we've established ourselves as a reliable source for both personal and commercial FFL services.
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Description

FIRING LINE

Welcome to Firing Line – Your Trusted FFL in Aurora, CO

Your Go-To for Firearms & Outdoor Gear

At Firing Line (L & M Firing Line Inc), we’re more than just an FFL dealer—we’re your local experts for firearms, gear, and everything outdoors. Located right in Aurora, Colorado, we make buying, transferring, and servicing firearms easy and hassle-free.

Why Choose Us?

With years of experience and a Federal Firearms License (FFL), we offer top-tier service, whether you're picking up a new firearm, completing a background check, or just need friendly advice. Our team knows the ins and outs of CO gun laws and is here to guide you.

Visit Us Today

Swing by our store at 20 S Potomac St, Aurora, CO 80012, or give us a call at (303) 363-0041. Whether you're a seasoned shooter or new to firearms, we’ve got you covered!

FIRING LINE INDOOR SHOOTING RANGE - Updated July 2025 - Yelp Firing Line, 20 S POTOMAC ST, AURORA, CO | FFLs.com Firing Line - Aurora Antique Collectible Firearms - Aurora - Firing Line
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License Number

5-84-005-01-37587

Expiration Date

October 1, 2025

License Name

L & M FIRING LINE INC

Business Name

FIRING LINE

License Type

Dealer in Firearms Other Than Destructive Devices (Includes Gunsmiths)

Address

20 S POTOMAC ST, 20 S POTOMAC ST, AURORA, CO, 80012-0000

Phone

3033630041

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Core License Attributes

FFL Number

Description: A unique identifier for the license (e.g., "1-23-456-78-9-12345").

Format: Typically includes a sequence denoting region, license type, and issuance order.

License Type

Description: A code indicating the FFL category (e.g., Type 01, Type 07).

Federal Firearms License (FFL) Types

Type Description
01 Dealer in Firearms Other Than Destructive Devices (Includes Gunsmiths)
02 Pawnbroker in Firearms Other Than Destructive Devices
03 Collector of Curios and Relics
06 Manufacturer of Ammunition for Firearms
07 Manufacturer of Firearms Other Than Destructive Devices
08 Importer of Firearms Other Than Destructive Devices
09 Dealer in Destructive Devices
10 Manufacturer of Destructive Devices
11 Importer of Destructive Devices

See 27 CFR § 478.41 for full list.

License Status

Description: Current state of the license (e.g., Active, Expired, Revoked, Surrendered).

Issue Date

Description: Date the license was granted by the ATF.

Expiration Date

Description: Date the license expires (FFLs are valid for 3 years unless renewed or revoked).

Business Details

Business Name

Description: Legal name of the licensed entity (e.g., "Smith Firearms LLC").

Premises Address

Description: Physical location where firearms operations are conducted (required for ATF inspections).

Mailing Address

Description: Address for correspondence if different from premises.

County/State/ZIP Code

Description: Geographical details for the premises.

Phone Number

Description: Contact number for the business.

Licensee Information

Licensee Name

Description: Name of the individual or entity holding the license (e.g., owner or corporate name).

Responsible Persons

Description: Key individuals associated with the FFL (e.g., owners, officers, or employees with control over operations).

Note: Requires background checks per ATF regulations.

Operational Details

SOT Status

Description: Indicates if the licensee pays a Special Occupational Tax (SOT) to handle National Firearms Act (NFA) items (e.g., machine guns, silencers).

Classes:

  • Class 1: Importer of NFA items.
  • Class 2: Manufacturer of NFA items.
  • Class 3: Dealer in NFA items.

SOTs must renew annually by July 1.

Permitted Activities

Description: Actions allowed under the FFL type (e.g., gunsmithing, manufacturing, retail sales).

Compliance History

Description: Internal ATF records of inspections, violations, or enforcement actions (not publicly disclosed).

Additional Attributes

FFL Sequence Number

Description: A sub-identifier in the FFL number showing the order of issuance within a region.

C&R Eligibility

Description: For Type 03 licenses, confirms eligibility to collect Curios and Relics (firearms ≥50 years old).

Export/Import Codes

Description: For importers/exporters, codes related to international trade compliance.

Notes on Accessibility

  • The ATF's FFL eZ Check system allows limited verification of active licenses (e.g., confirming an FFL number's validity) but does not disclose full details.
  • Sensitive data (e.g., responsible persons' backgrounds, compliance history) is confidential and protected under law.
  • The database structure is designed for regulatory enforcement, not public use, to balance transparency with privacy and security.

For authoritative details, consult the ATF's FFL Resource Center or 27 CFR Part 478.