Visible by Verizon

https://www.visible.com/get/?63N926M

New users Get $20.00 off!: Unlimited cellular, free hotspot, Apple Watch data plan included.

You can stack a promo code with my friend code (63N926M) to get cell service for a very low monthly price. Mine averaged $15/month last year. So far this year, it was only $10/month! Also, there is an inner circle plan where you can add friends and family for $5 month and manage your own accounts!