make sure data and data roaming is enabled under mobile networks. take battery out and put back in
See if you have 3g, if not there is most likely an outage, if it happens for 2-3 days call vzw and see if something done goof'd
I can understand your frustration with not having 3g coverage. When your experiencing coverage issues, there can be different reasons your signal is fluctuating. Signal strength can also fluctuate because of tower interference or when passing through brick, steel, or other material.
If you continue to have issues with your signal, we will need to speak with you so that we can review your account, area, and trouble shoot your phone.
Listed below are steps to check if you have any software updates on your Droid device.
6. The device will restart and install the system update.