Nook - Finding MAC Address
From ASU HOWTO
Nook Simple Touch / Glowlight
1. Press the Home button
2. Select Settings
3. Scroll to find the MAC Address
Nook Color / Nook HD / Nook HD +Plus
1. Tap the Nav Arrow on the bottom of the screen
2. Select Settings
3. Select Device Info
4. Select "About Your Nook"
5. The MAC address is on this screen.