Havana Manor
1240 Ken Pratt Blvd.
Longmont, CO 80501-6300
(303) 776-2332

Great selection and a great staff. Possibly the best cigar shop I've ever seen. They have a wonderful member's lounge as well as a public lounge that I like to duck in before work/class to have a cigar at the start of the day. If you have the chance to check it out, do it.