A Radio Shack lost is a Family Dollar gained. Now that T-Mobile's ended its allegiance with The Shack, the carrier's looking for a few new companies willing to hoist its prepaid service up on a pedestal. Family Dollar, following in the footsteps of Seven-Eleven, will be the next business to dole out the LG GS170 blister packs on T-Mo's behalf. The phones will be sold for $30 and come with a $50 / month plan that consists of unlimited call