Target offers in-store the Verizon Moto E4 for $39.99:
https://www.target.com/p/verizon-…A-52597812
and the Verizon Moto E4 Plus for $99.99:
https://www.target.com/p/verizon-…A-52597567
Walmart charges the same but it looks to be out of stock:
https://www.walmart.com/ip/Verizo…/953073971
Supplies vary depending on the store. Both phones can apparently be unlocked on ebay for $2.09:
http://www.ebay.com/itm/Unlock-Co…2184892835