AT&T 5x TYPs
AT&T Universal Business Rewards Visa (Citi):
5 TYPs / $1 on
AT&T products and services, including wireless, wireline, Yellow Pages advertising, U-Verse, etc.
100K annual cap, no expiration of 5X acceleration.
Card also has:
3 TYPs / $1 on
Office Supplies
Fuel (x-grocery/warehouse vendors)
Professional Services (legal, accounting, etc.)