My in laws have a USB modem through Alltel for internet service. They bought a laptop with wireless-N and asked me what wireless router they should get.
I found this one:
http://www.amazon.com/Zoom-4501-3G-WiFi-Router/dp/B002OT93M6/ref=sr_1_1?ie=UTF8&s=electronics&qid=1277169543&sr=8-1...
