Tello.com has for New Customers/New Lines: 3-Month Tello Mobile Prepaid Plan: 1GB LTE + Unlimited Talk/Text on sale for $14.25 (billed at $4.25 for the first month, then $5/month for months 2-3) when you apply coupon code 15OFFAFF in cart. Thanks worldofcolor
Includes (per month):
1GB LTE Data
Unlimited 2G Data (once LTE has been used)
Calls to Canada, Mexico, and China are included.
Bring Your Own Device: click here to check your phone's device ID (MEID)
Compatible Sprint or supported unlocked smartphone required
FYI - Tello is an American Express small business so you can get a $5 American Express statement credit each time you use your American Express card on Tello (must register promo by 8/23/20) until 9/20/20 if you have not used up your 10x credits already. Each charge must be $10 or more to qualify for the $5 credit. (i.e. if you purchase a phone)