Atlanta signed Pozo to a minor-league contract Wednesday.
Pozo signed a minor-league contract with the Athletics on Saturday, Matt Eddy of Baseball America reports.
Pozo, who went 5-for-6 with four RBI and two runs in Triple-A Las Vegas' win over Salt Lake on Tuesday, owns a .316 average and .859 OPS across 180 plate appearances over 42 games with the Aviators.
The Athletics reassigned Pozo to minor-league camp Monday.
Pozo signed with Oakland as a non-roster invitee Tuesday, Alden Gonzalez of ESPN reports.
The Rangers reassigned Pozo to minor-league camp Monday.
Pozo signed a minor-league contract with the Rangers on Wednesday.
Pozo was optioned to Triple-A Round Rock on Friday.
Pozo is out of the lineup for Wednesday's game against the Astros.
Pozo is not starting Tuesday against Houston.