- Colorado
- Acme Machine Inc (Fort Collins)
- Brit Bikes & Bits (Lakewood)
- Colorado Norton Works
- C&G Machine Inc. (Colorado Springs)
- Fay Myers Motorcycle World (Denver)
- Manx Motorcycles
- Rocky Mountain Cycle Plaza (Colorado Springs)
- Vintage Moto Museum (Museum & Restoration: Denver) (303) 547-7389
- North America
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- Baxter Cycle
- Bikes & Bits, (931) 388-2729 (Columbia, TN)
- British Bike Connection
- British Cycle Supply Company
- British Fasteners
- British Only Parts
- Century Motorcycles
- Classic Cycle Company
- Clubman Racing Accesories
- Craig’s Magnetos
- DomiRacer Distributers
- Fair Spares America
- J&P Cycles
- Klempfs British Parts Warehouse
- MAP Cycle
- Mainely Magnetos
- Old Britts
- Dave Quinn Motorcycles (Hagon shocks)
- Rabers
- Rask Cycles
- Rocky Point Cycles
- Steadfast Cycles
- Sterling Motorworks
- *Walridge Motors
- International
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- Amal Carburettor Company
- Andover Norton International
- British Bike Bits (BSA, Triumph, Norton, Royal Enfield)
- Burton Bike Bits
- C & D Autos (BSA spares)
- Draganfly Motorcycles (Ariel, BSA)
- Gagg & Sons
- George Cohen, Norton Singles Specialist
- Steve Maney Norton Commando Performance Parts
- Norman Hyde
- Norman White
- Norvil
- RGM Motors
- SRM Classic Bikes
- Workshop Manuals