31501 in Waycross Ga is a bonafide digital white zone per this FCC map. The map is only for one of the stations in the DMA. All of the important ones do not reach Waycross.
As far as an address you have the zip let you fingers do the walking to find an address.
You really don't need to know what provider because a white area address is a white area address, if the OP did not know that E* was banned from providing distants he would have been told so when he tried to call them.