A quick search of the NFL site and of the web has yielded this list of those having sponsorship deals with the NFL. This is by no means a complete list, nor does it take into account the endorsement deals of individual players or teams.
- Bridgestone
- Coors
- Gatorade
- General Motors
- IHOP
- JC Penney
- Mars Snackfood (Snickers)
- National Guard
- Procter & Gamble (Old Spice, Gillette, Febreze, Head & Shoulders, Prilosec OTC)
- Reebok
- Sprint
- Visa
Sources:
Just an FYI: I emailed State Farm, who a sponsor last year, they are no longer sponsoring the NFL (no reason given).
Also, please update this list if you are able to find more. So far, this is the best list I’ve come across for 2009 Sponsors – thanks!