Today we have yet another database released – the US Auto Dealers Database in MySQL, CSV and Excel.
It has got 34,073 auto dealers across the US categorized by state, city and make. Every dealer record has a business title, a phone number, an address and a zip code.
Structure and fields can be found here: http://www.thedataplanet.com/databases/car-dealers-database.html
Sample records: http://www.thedataplanet.com/sample/car-dealers/