Wireless Foundation - All donated phones are sent to our logistical partner, ReCellular, Inc., where they are either refurbished and sold, or recycled.
Local police- Check with your local jurisdiction for a donation center near you. Here's the link for where to donate in DC.
Cristina.org - A nonprofit organization that matches donated computer equipment with needy schools and nonprofit organizations around the world.
Sell online:
Ecosquid.com - Finds matching offers from numerous buyers and allows you to select the best deal.
Check with your local wireless carrier store. Many have drop-boxes for your old cell phones
Office Depot - Fill up a Tech Recycling Box with acceptable items to be recycled (for a fee).
Staples - We offer free recycling service programs to our customers for mobile phones, PDAs, pagers, digital cameras, and chargers through our partner Collective Good.
Ban.org - Helps you find a responsible e-cycler close to you.