It appears that another T-Mobile "Line On Us" for existing customers is coming this Friday. No word on the duration of the promo. Voice lines only.
It also allegedly stacks with the prior free lines. I’ll update with any cheap/free phone deals that may be available…
https://www.reddit.com/r/tmobile/…in_on_918/
Link to Megathread (will be updated when/if T-Mobile posts a promo page): https://www.reddit.com/r/tmobile/…r_account/
Eligible rate plan SOCs: https://preview.redd.it/tc6ahmpfi…p&3