Your local waste management division or department of public works may offer heavy trash pick-up and recycling programs for appliances. Contact them directly for information. Talk to your local scrap metal recycler. Thousands of local scrap metal recyclers can recycle old fridges and freezers.
How can I get rid of my old refrigerator for free?
The Environmental Protection Agency (EPA) also has a program designed to provide free pick up and removal of appliances including refrigerators. You can check their website directory for any agencies near you that might be offering this service. Another option might be the retailer you purchase a new refrigerator from.