T-Mobile is offering 50% off their T-Mobile Home Internet Service for life. The service is $25/month with discount, and promises no data caps, no contracts, no hardware costs, no "hidden fees." Valid for most current T-Mobile customers, and is available in select areas (click "Check availability" to see if it's in your area yet). Home Internet sales support phone #: 1-855-209-2629.
Verizon has matched the deal and is offering Verizon Home Internet from $25/month with Autopay and select 5G mobile plans.