JemJem offers the refurbished Apple iPad mini 16GB WiFi + Cellular Tablet for Verizon in Slate, model no. MD540LL/A, for $139 plus $1.99 for shipping. That's the lowest total price we've seen for an iPad mini for use on the Verizon network. (These originally sold for $459.)
Note: It's in acceptable condition and comes with a 30-day JemJem warranty.