The Mets and low-A Savannah have extended their working agreement through the 2014 season.
The Mets already had renewed their agreement with Double-A Binghamton through 2016. The major league club owns St. Lucie and Brooklyn, so neither of those affiliations come up every two or four years.
Las Vegas widely is expected to be the Mets' new Triple-A affiliate. Buffalo is expected to sign with the Blue Jays. Toronto's current Triple-A home is Las Vegas. The Mets and Triple-A cities officially can begin talking Sunday.