Is it possible to make a range extension antenna for my cell phone?

So my job has me out in BFE a lot where I am lucky to get 1/16th of a bar of service. I was wondering if it is possible to increase my signal gain by building an antenna for my cell phone that plugs into the port under the cover? 

canucksgirl5 years ago
Try this instructable. It should help in your situation with some modification.