• http://astronomy-mall.com/
    Astronomy Mall - The sale of hobby related equipment and accessories listed for free.
  • http://pinboard.astroinfo.org/
    Astronomy Pinboard - Accessories, software, observatories, binoculars, telescopes, components, photo equipment, and miscellaneous items.
  • http://www.astrobuysell.com/
    Canada-wide Astronomy Buy and Sell - Contains new and used telescopes and accessories.
  • http://www.cloudynights.com/classifieds/
    Cloudy Nights Classifieds - Classified listings of used telescopes, accessories and observatories for sale.
  • http://scopetrader.com/
    ScopeTrader - Reflectors, refractors, mounts, cameras, scope building, eyepieces, and observatories.