Office Depot:

Free 5" B&W TV with order >= $100
code: 54019400 or www.officedepot.com/links/TA5401 exp 11/25/03

$20 off $100
code: 59028734 exp 12/9/03

$20 off $100
code: 90578058 exp 11/1/03

$20 off $75
code: 89921844 exp: 10/31/03

$10 off $50 (also found this but don't know how to use this one)
http://www.officedepot.com/promo.do?file=/promo/pages/coupon_10off.jsp

Staples: (exp unknown)

53912: $5 off $28.5

67958: $15 off $100