America Movil Said to Seek AT&T Bid for $17.5 Billion of Assets

America Movil SAB has contacted potential suitors including AT&T Inc. and SoftBank Corp. as it prepares to sell assets along the east coast of Mexico that could fetch as much as $17.5 billion, people with knowledge of the matter said.

The company is also pitching the sale to BCE Inc.’s Bell Canada and China Mobile Ltd., according to one of the people. The sale will include America Movil’s infrastructure in a strip of states from north to south along Mexico’s eastern coast, said two people, who asked not to be identified because the process is private.