AT&T Is Raising Prices on Its Older Unlimited Plans Starting With Your August Bill - CNET
If you have an older unlimited plan, prepare to pay at least $10 more per month if you have a single line or $20 per month if you have multiple lines.
If you have an older unlimited plan, prepare to pay at least $10 more per month if you have a single line or $20 per month if you have multiple lines.