2009 Apr 20, 3:14This site does user generated reports on (mostly) spam phone numbers. They have a RESTful API to get at that data too! I'm looking for more like this.
api phone spam search reference telemarketing telephone lookup 2007 Apr 12, 3:30The FTCs guide to opting out of telemarketing, spam, junk mail including pre approved credit card offers!
junk mail spam optout howto
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