A nifty collection of decent free and commercial icon sites…
and selected free icon sets!

Free Icon Sites

Icon Finder

Icon Archive

Find Icons

Iconspedia

More Free Icon Sites

• Game Icons
• Fam Fam Fam
• DesignMoo
• The Noun Project
• Icons etc.
• Double J Design
• Icon Factory
• Dry Icons
• IconSweets
• Free Icons Download
• Very Icon
• 365icon
• Icon Easy

Selection Of Free Icon Sets

• +1000 Game Icons
• +3800 Free 16px icons (Yusuke Kamiyamane)
• +1000 Free 16px icons (famfamfam)
• +200 Free 32px icons (Mihaiciuc Bogdan)
• Pixel Art Icons For RPG (DeviantART)
• 25 Free Minimalist Vector Symbols And Icons (MediaLoot)
• Huge Database Of Pictogram Icons (The Noun Project)
• The Best E-Commerce Icons All In One Place (Web Design Ledger)
• Most Complete Credit Card Icon Set (Icon Shock)
• Payment Method Icons Set (Pixeden)
• Mini Credit Card Icon Pack (Graphicpeel)
• Somicro: 40 Free Simple Social Media Icons (Veodesign)
• Social Media Buttons (Media Loot)
• Social Media Icons (Media Loot)

Commercial Icon Sites

There is a site called Icons Guide which lists a good amount of stock icon shops.
Moreover here are some more individual sites:

• Inventicons
• IconDock
• Fast Icon
• Seanau
• Symbolicons
• MediaLoot
• Icon Shock
• IconEden
• GraphicRiver

Design Oriented Websites That Compile Lists Of Free Icon Sets

• Instant Shift
• Smashing Magazine
• Web Appers
• Speckyboy
• Tutorial9
• MediaLoot
• Hongkiat