American Mustache Institute - These guys respect the moustache year round and have some great stuff on their site. You can become a member for free!
Petal Pusher Fancies - Some high quality men's facial hair products!
Howtogrowamoustache.com - A newer site that did a great write up on Moustache March!
MustacheBottleOpener.com - The name says it all, these are sweet. They are also donating a portion of their proceeds during Moustache March!
Marchmoustachemadness.com - A site that gets it!
Guy Manningham - A true man's site with mad respect for the moustache.
UberSuper's Facial Hair Page - Some great images, etc. based on facial hair.
Air Show Buzz - A great article talking about moustaches, the Air Force and the legendary Robin Olds.
Mustache March-Fun For the Whole Family! - Some great ideas from DollarStoreMom.
Lord Likely's Extra-Ordinary Inter-Active Moustache-O-Rama - Self explanatory.
Change Up Mag - A Short article on Moustache March with a video.
FoadWax - Another wax company, with a cool little site. Out of the U.K. but ship world-wide!
March Moustache Madness - Another crew keeping it real but seemingly absent since 2008
Celebrate the 'Stache - These guys didn't even know about Moustache March but they have a moustache contest during you guessed it, March.
Mustache March - These guys did it in 2005 but no one has seen them since. If someone can get us in touch with them we would love it!
Movember - This crew raises an insane amount of money in November with Moustaches.
Wikipedia:Moustache - More information than you ever needed to know about Moustaches.
World Beard and Moustache Championships - Truly amazing! I could only dream...
Mustache March: Bringing Dignity to the Disgraced - A great blog post about Moustache March!
PetMoustache.com - From Burger King. Create your own moustache on any picture and send it to someone.
Moustache May - Doesn't make sense to me but I guess if you miss March this will have to work.
Moustache March Comic - I couldn't explain it better myself!
Moustache Calendar - Snag a sweet deal on an amazing 2010 Moustache Calendar. Truly beautiful art!
Mustache Kings - A great band with an amazing mustache video!
Mr. Wax - Some mustache wax coming out of London.
Oregon Wild Hair Moustache Wax - They make an amazing product, make sure to visit our store and pick some up. There are some pretty amazing customer pictures on the site.
Have another site you think should be on our list? Visit the contact page and let us know!