| Business | Phone |
| Capital Cusine 143 12th St Se, Washington 20003 | (202) 547-8500 |
| Grayson Publishing 1250 28th St Nw, Washington 20007 | (202) 337-1380 |
| Noblehart Group Po Box 15478, Washington 20003 | (202) 547-8488 |
| Pens & Papers 5323 Connecticut Ave Nw, Washington 20015 | (202) 363-7424 |
| Review Of Metaphysics 620 Michigan Ave Ne, Washington 20064 | (202) 635-8778 |