Brake For Bandwidth - Offers free Internet access in exchange for adverting in the rear window cars. - http://www.brakeforbandwidth.com
SoCal Free Net - Providing unlimited web browsing through dial-up connections with numbers throughout Southern California. (HTTP only) - http://socalfree.net/
NoCharge.com - No ad banner service in Oregon and Washington. Tech support is not free. - http://www.nocharge.com/
FreeDialup.org - Free internet access in Massachusetts, New Hampshire and Rhode Island. No banner ads and currently no limit. - http://www.freedialup.org
Blue Frog Internet - Almost free service in NY state. Receive Internet access, email and web space with no banner ads in exchange for completing a monthly survey, viewing targeted email ads, and a small annual fee. - http://www.bluefrognet.net
Juno - Nationwide with navigation/ad banner. - http://www.juno.com/
Address.com - Provides free Internet access plus directories of email addresses, mailboxes, phone numbers, addresses, and company URLs. Pausing for commercials is used instead of a desktop ad banner. - http://www.address.com/
10-10-2000 - No monthly fees or special software. Toll charges apply. Compatible with Windows, Mac, Unix and Linux. - http://www.10102000.com/
NetZero - In 50 states; has required ad window. Limited hours per month per household. - http://www.netzero.com/