My turn at the "first letter in the toolbar" meme. Here we go!
A - Anime News Network
B - xkcd's Blog
C - Cosplay.com
D - DART (Delaware bus system)
E - The Escapist Magazine
F - Facebook
G - G@UD (University e-mail server)
H - hulu.com
I - IMMD (It Made My Day)
J - JiG (Jay is Games)
K - Kongregate
L - Apple's homepage
M - Macheist
N - Not Always Right
O - OneManga
P - PayPal
Q - Nothing. Really, absolutely no Q, not even popup ads.
R - RapidWeaver (website creation software for Mac)
S - StumbleUpon
T - TheOtaku (what else?)
U - University of Delaware
V - VGCats
W - UD Services (grades and billpaying for college
X - xkcd
Y - yahoo.com
and, the only really unusual one:
Z - Vegan Zombies Want Your Grains T-Shirt