It's the end of March and I have had coffee from 9 states. Obviously MO & KS were easy and I've had several from both. Here's my map so far - if you have any suggestions send them to me!
Washington -
Bluebeard Coffee Roasters out of Tacoma - http://www.bluebeardcoffee.com/
Oregon
Bespoken Coffee - Corvallis http://www.bespokencoffeeroasters.com/
California -
Barefoot Coffee - Santa Clara http://www.barefootcoffee.com/
Kansas -
PT's Coffee Roasting Co. - Topeka (even though I buy it most of the time at the crossroads cafe in MO) http://www.ptscoffee.com/
Map's Coffee - Lenexa http://www.mapscoffee.com/
Java Brothers - http://www.javabrothers.com/
Missouri -
Messenger Coffee - Kansas City - http://messengercoffee.co/
The Roasterie - Kansas City - https://www.theroasterie.com/
Red-Headed Philosopher Coffee - Kansas City https://www.redheadedphilosopher.com/
Oddly Correct - Kansas City, MO http://oddlycorrect.com/
Pirate's Bone - Kansas City http://www.piratesbonecoffee.com/
Second Best Coffee - Kansas City http://www.secondbestcoffee.com/
Headrush Roasters - Kansas City http://headrushroasters.com/
Kaldi's Coffee - St. Louis/Kansas City - I actually don't know where the headquarters is http://kaldiscoffee.com/
Arkansas
Onyx Coffee Labs - Springdale http://www.onyxcoffeelab.com/
Illinois
Dark Matter Coffee - Chicago http://www.darkmattercoffee.com/
Michigan
Madcap Coffee - Grand Rapids http://madcapcoffee.com/
Maryland
Epic Bean Coffee - Jessup http://www.epicbean.com/