USADATA works with the largest compilers of consumer data to offer 200 million consumers at over 135 million households. Compiled from multiple data sources (e.g. Telephone Directories, Credit Files, Mail Responders, Government Records) and updated monthly (e.g. NCOA, Do Not Call, Do Not Mail compliance), our consumer data solutions are 94% deliverable guaranteed. What this means for you – we offer the best available leads for your specific business objective, regardless of source, making us a trusted source for consumer mailing lists and sales leads.