How: Ship at your own cost, drop off at the Bell, CA warehouse, or request pickup through the online form.
Rules: Drives are wiped to NIST 800-88 or physically destroyed, with a Certificate of Data Destruction. Tax-deductible receipt provided. 'Qualifying' for pickup isn't defined; call to confirm.
Almost anything with a plug except appliances: laptops, desktops, tablets, smartphones, monitors, printers, networking equipment, working or broken

Not accepted: Appliances

Pickup: Yes - free pickup for qualifying donations (they contact you within 48 hours; scheduling takes about 2 weeks)

Nationwide

How: Drop off at a listed location (including Micro Center stores for laptops and desktops), or contact them for shipping instructions.
Rules: Data wiped to NIST 800-88 CLEAR. Tax receipt sent within a few days. 501(c)(3).
Laptops and desktops (working or not, as long as the hard drive is intact)
LCD/LED monitors
Tablets and mobile devices
Keyboards, mice, cables
Computer parts, servers and networking equipment

Not accepted: CRT monitors; Large TVs; Printers/copiers; Household appliances

NationwideCall to confirm

How: Contact or drop off at the nearest PCs for People location.
Rules: Locations: Atlanta, Baltimore, Cleveland, Cook County IL, Denver, Greater St. Louis, Hampton VA, Kansas City, Mankato MN, Philadelphia, Seattle, St. Paul. Laptops from about the past 8-10 years can usually be refurbished. Data securely wiped. 501(c)(3). Call to confirm a device qualifies.
Laptops (most needed)
Desktops
Tablets
Working monitors
Keyboards, mice, power adapters and chargers

Nationwide

How: Fill out the online form to get a free prepaid QR code, box the device and drop it at a participating FedEx or Walgreens location.
Rules: Devices are wiped, refurbished for families in need, or recycled. 10+ computers go through the business program. The org's own site needs JavaScript and its donation details couldn't be read; process confirmed on Digitunity's donation page. Confirm on the site before shipping.
Laptops
Smartphones
Tablets