In St. Louis area.
Here are a few I have had good experience at:
Jon's Pipe Shop, 42 N. Central Av., Clayton MO 63105
www.jonspipeshop.com
JR Cigar, 4 N. Central Av., Clayton MO 63105
John Dengler Tobacconist, 700 S. Main St., St. Charles MO 63301
www.johndenglertobacconist.com
Along Interstate 44 in Cuba MO, there is a Phillips 66 that has a decent selection as well (exit 208)