• Astronomy Mall - The sale of hobby related equipment and accessories listed for free.
• Astronomy Pinboard - Accessories, software, observatories, binoculars, telescopes, components, photo equipment, and miscellaneous items.
• Canada-wide Astronomy Buy and Sell - Contains new and used telescopes and accessories.
• Cloudy Nights Classifieds - Classified listings of used telescopes, accessories and observatories for sale.
• ScopeTrader - Reflectors, refractors, mounts, cameras, scope building, eyepieces, and observatories.

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