2016-present
On May 23, 2016, the Portland Pirates were relocated to Springfield, following the Springfield Falcons' move to Tucson.[1] The new Springfield club took on the name Springfield Thunderbirds on June 15, 2016.[2]
| Atlantic Division: Bridgeport Sound Tigers | Charlotte Checkers | Hartford Wolf Pack | Hershey Bears | Lehigh Valley Phantoms | Providence Bruins | Springfield Thunderbirds | Wilkes-Barre/Scranton Penguins  |
