It's not a data plan, but I'm using straight talk's $55 "unlimited" plan. Supposedly I'll get throttled or whatever after 50GB or so based on congestion, but I'

It's not a data plan, but I'm using straight talk's $55 "unlimited" plan. Supposedly I'll get throttled or whatever after 50GB or so based on congestion, but I'm generally over 100GB just from tethering and I've never been throttled. Not sure what network they use, I think Verizon. Might be an option to consider if you haven't yet.