AT&T launched Aio earlier this year in an effort to halt share losses in the prepaid segment, which is accounting for a growing share of U.S. smartphone sales. Ma Bell also offers prepaid services through its GoPhone plans, which have more of a low-end focus relative to Aio.
The Leap deal is widely expected to be cleared by regulators, though some think more spectrum concessions might be needed.
Q3 results arrive on Wednesday. Archrival Verizon reported strong Q3 subscriber figures yesterday.