# List of Eastern League teams

The Eastern League has operated primarily in the Northeastern United States since 1923. It was known as the New York–Pennsylvania League from 1923 to 1937 and the Double-A Northeast in 2021. Over that 102-season span, its teams relocated, changed names, transferred to different leagues, or ceased operations altogether. This list documents teams which played in the league.

## Teams

Key :
| Team name (#) | A number following a team's name indicates multiple iterations of the team in chronological order. |
| Team | First season | Last season | Location | Fate |
| Akron Aeros | 1997 | 2013 | Akron, Ohio | Renamed the Akron RubberDucks |
| Akron RubberDucks | 2014 | — | Akron, Ohio | Active |
| Albany A's | 1983 | 1983 | Albany, New York | Renamed the Albany-Colonie A's |
| Albany Senators | 1937 | 1959 | Albany, New York | Folded |
| Albany-Colonie A's | 1984 | 1984 | Albany, New York | Renamed the Albany-Colonie Yankees |
| Albany-Colonie Yankees | 1985 | 1994 | Albany, New York | Relocated to Norwich, Connecticut, as the Norwich Navigators |
| Allentown Brooks | 1935 | 1936 | Allentown, Pennsylvania | Folded |
| Allentown Cardinals | 1954 | 1956 | Allentown, Pennsylvania | Folded |
| Allentown Chiefs | 1957 | 1957 | Allentown, Pennsylvania | Renamed the Allentown Red Sox |
| Allentown Red Sox | 1958 | 1960 | Allentown, Pennsylvania | Relocated to Johnstown, Pennsylvania, as the Johnstown Red Sox |
| Altoona Curve | 1999 | — | Altoona, Pennsylvania | Active |
| Berkshire Brewers | 1976 | 1976 | Pittsfield, Massachusetts | Folded |
| Binghamton Mets | 1992 | 2016 | Binghamton, New York | Renamed the Binghamton Rumble Ponies |
| Binghamton Rumble Ponies | 2017 | — | Binghamton, New York | Active |
| Binghamton Triplets (1) | 1923 | 1963 | Binghamton, New York | Transferred to the New York–Penn League |
| Binghamton Triplets (2) | 1967 | 1968 | Binghamton, New York | Relocated to Manchester, New Hampshire, as the Manchester Yankees |
| Bowie Baysox | 1993 | 2024 | Bowie, Maryland | Renamed the Chesapeake Baysox |
| Bristol Red Sox | 1973 | 1982 | Bristol, Connecticut | Relocated to New Britain, Connecticut, as the New Britain Red Sox |
| Buffalo Bisons | 1979 | 1984 | Buffalo, New York | Transferred to the American Association |
| Canton–Akron Indians | 1989 | 1996 | Canton, Ohio | Relocated to Akron, Ohio, as the Akron Aeros |
| Charleston Indians | 1962 | 1964 | Charleston, West Virginia | Folded |
| Chesapeake Baysox | 2025 | — | Bowie, Maryland | Active |
| Connecticut Defenders | 2006 | 2009 | Norwich, Connecticut | Relocated to Richmond, Virginia, as the Richmond Flying Squirrels |
| Elmira Colonels | 1924 | 1937 | Elmira, New York | Renamed the Elmira Pioneers (1) |
| Elmira Pioneers (1) | 1935 | 1955 | Elmira, New York | Transferred to the New York–Penn League |
| Elmira Pioneers (2) | 1962 | 1972 | Elmira, New York | Folded |
| Elmira Red Jackets | 1923 | 1923 | Elmira, New York | Renamed the Elmira Colonels |
| Elmira Red Wings | 1932 | 1934 | Elmira, New York | Renamed the Elmira Pioneers (1) |
| Elmira Royals | 1971 | 1971 | Elmira, New York | Renamed the Elmira Pioneers (2) |
| Erie SeaWolves | 1999 | — | Erie, Pennsylvania | Active |
| Glens Falls Tigers | 1986 | 1988 | Glens Falls, New York | Relocated to London, Ontario, as the London Tigers |
| Glens Falls White Sox | 1980 | 1985 | Glens Falls, New York | Renamed the Glens Falls Tigers |
| Hagerstown Suns | 1989 | 1992 | Hagerstown, Maryland | Relocated to Bowie, Maryland, as the Bowie Baysox |
| Hardware City Rock Cats | 1995 | 1996 | New Britain, Connecticut | Renamed the New Britain Rock Cats |
| Harrisburg Senators (1) | 1924 | 1935 | Harrisburg, Pennsylvania | Folded |
| Harrisburg Senators (2) | 1987 | — | Harrisburg, Pennsylvania | Active |
| Hartford Bees | 1939 | 1946 | Hartford, Connecticut | Renamed the Hartford Chiefs |
| Hartford Chiefs | 1947 | 1952 | Hartford, Connecticut | Folded |
| Hartford Laurels | 1938 | 1944 | Hartford, Connecticut | Renamed the Hartford Bees |
| Hartford Yard Goats | 2016 | — | Hartford, Connecticut | Active |
| Hazleton Mountaineers | 1929 | 1936 | Hazleton, Pennsylvania | Renamed the Hazleton Red Sox |
| Hazleton Red Sox | 1937 | 1938 | Hazleton, Pennsylvania | Transferred to the Interstate League |
| Holyoke Millers | 1977 | 1982 | Holyoke, Massachusetts | Relocated to Nashua, New Hampshire, as the Nashua Angels |
| Jersey City A's | 1978 | 1978 | Jersey City, New Jersey | Relocated to Waterbury, Connecticut, as the Waterbury A's |
| Jersey City Indians | 1977 | 1977 | Jersey City, New Jersey | Renamed the Jersey City A's |
| Johnstown Johnnies | 1955 | 1956 | Johnstown, Pennsylvania | Folded |
| Johnstown Red Sox | 1961 | 1961 | Johnstown, Pennsylvania | Folded |
| Lancaster Red Roses | 1958 | 1961 | Lancaster, Pennsylvania | Folded |
| London Tigers | 1989 | 1993 | London, Ontario | Relocated to Trenton, New Jersey, as the Trenton Thunder |
| Lynn Pirates | 1983 | 1983 | Lynn, Massachusetts | Relocated to Burlington, Vermont, as the Vermont Reds |
| Lynn Sailors | 1980 | 1982 | Lynn, Massachusetts | Renamed the Lynn Pirates |
| Manchester Yankees | 1969 | 1971 | Manchester, New Hampshire | Relocated to West Haven, Connecticut, as the West Haven Yankees |
| Nashua Angels | 1983 | 1983 | Nashua, New Hampshire | Renamed the Nashua Pirates |
| Nashua Pirates | 1984 | 1986 | Nashua, New Hampshire | Relocated to Harrisburg, Pennsylvania, as the Harrisburg Senators (2) |
| New Britain Red Sox | 1983 | 1994 | New Britain, Connecticut | Renamed the Hardware City Rock Cats |
| New Britain Rock Cats | 1997 | 2015 | New Britain, Connecticut | Relocated to Hartford, Connecticut, as the Hartford Yard Goats |
| New Hampshire Fisher Cats | 2004 | — | Manchester, New Hampshire | Active |
| New Haven Ravens | 1994 | 2003 | New Haven, Connecticut | Relocated to Manchester, New Hampshire, as the New Hampshire Fisher Cats |
| Norwich Navigators | 1995 | 2005 | Norwich, Connecticut | Renamed the Connecticut Defenders |
| Oneonta Indians | 1924 | 1924 | Oneonta, New York | Folded |
| Pawtucket Indians | 1966 | 1967 | Pawtucket, Rhode Island | Folded |
| Pawtucket Red Sox | 1970 | 1972 | Pawtucket, Rhode Island | Relocated to Bristol, Connecticut, as the Bristol Red Sox |
| Pittsfield Cubs | 1985 | 1988 | Pittsfield, Massachusetts | Relocated to Williamsport, Pennsylvania, as the Williamsport Bills (2) |
| Pittsfield Rangers | 1972 | 1975 | Pittsfield, Massachusetts | Renamed the Berkshire Brewers |
| Pittsfield Red Sox | 1965 | 1969 | Pittsfield, Massachusetts | Renamed the Pittsfield Senators |
| Pittsfield Senators | 1970 | 1971 | Pittsfield, Massachusetts | Renamed the Pittsfield Rangers |
| Portland Sea Dogs | 1994 | — | Portland, Maine | Active |
| Québec Carnavals | 1971 | 1975 | Quebec City, Quebec | Renamed the Québec Metros |
| Québec Metros | 1976 | 1977 | Quebec City, Quebec | Relocated to Memphis, Tennessee, as the Memphis Chicks of the Southern League |
| Reading Brooks | 1935 | 1935 | Reading, Pennsylvania | Relocated to Allentown, Pennsylvania, as the Allentown Brooks on July 9 |
| Reading Fightin Phils | 2013 | — | Reading, Pennsylvania | Active |
| Reading Indians (1) | 1952 | 1961 | Reading, Pennsylvania | Relocated to Charleston, West Virginia, as the Charleston Indians |
| Reading Indians (2) | 1965 | 1965 | Reading, Pennsylvania | Relocated to Pawtucket, Rhode Island, as the Pawtucket Indians |
| Reading Phillies | 1967 | 2012 | Reading, Pennsylvania | Renamed the Reading Fightin Phils |
| Reading Red Sox (1) | 1933 | 1934 | Reading, Pennsylvania | Folded |
| Reading Red Sox (2) | 1963 | 1964 | Reading, Pennsylvania | Relocated to Pittsfield, Massachusetts, as the Pittsfield Red Sox |
| Richmond Flying Squirrels | 2010 | — | Richmond, Virginia | Active |
| Schenectady Blue Jays | 1951 | 1957 | Schenectady, New York | Folded |
| Scranton Miners (1) | 1923 | 1937 | Scranton, Pennsylvania | Folded |
| Scranton Miners (2) | 1944 | 1953 | Scranton, Pennsylvania | Folded |
| Scranton Red Sox | 1939 | 1951 | Scranton, Pennsylvania | Renamed the Scranton Miners (2) |
| Shamokin Indians | 1926 | 1927 | Shamokin, Pennsylvania | Transferred to the Anthracite League |
| Shamokin Shammies | 1925 | 1925 | Shamokin, Pennsylvania | Renamed the Shamokin Indians |
| Sherbrooke Pirates | 1972 | 1973 | Sherbrooke, Quebec | Relocated to Thetford Mines, Quebec, as the Thetford Mines Pirates |
| Somerset Patriots | 2021 | — | Bridgewater Township, New Jersey | Active |
| Springfield Giants | 1957 | 1965 | Springfield, Massachusetts | Folded |
| Springfield Nationals | 1939 | 1941 | Springfield, Massachusetts | Renamed the Springfield Rifles |
| Springfield Rifles | 1942 | 1943 | Springfield, Massachusetts | Folded |
| Syracuse Chiefs | 1956 | 1957 | Syracuse, New York | Relocated to Allentown, Pennsylvania, as the Allentown Chiefs on July 13 |
| Syracuse Stars | 1928 | 1929 | Syracuse, New York | Relocated to Hazleton, Pennsylvania, as the Hazleton Mountaineers on June 16 |
| Thetford Mines Miners | 1975 | 1975 | Thetford Mines, Quebec | Relocated to Williamsport, Pennsylvania, as the Williamsport Tomahawks |
| Thetford Mines Pirates | 1974 | 1974 | Thetford Mines, Quebec | Renamed the Thetford Mines Miners |
| Trenton Senators | 1936 | 1938 | Trenton, New Jersey | Transferred to the Interstate League |
| Trenton Thunder | 1994 | 2020 | Trenton, New Jersey | Transferred to the MLB Draft League |
| Trois-Rivières Aigles | 1971 | 1977 | Trois-Rivières, Quebec | Relocated to Nashville, Tennessee, as the Nashville Sounds of the Southern League |
| Utica Blue Sox | 1944 | 1950 | Utica, New York | Folded |
| Utica Braves | 1943 | 1943 | Utica, New York | Renamed the Utica Blue Sox |
| Utica Utes | 1924 | 1924 | Utica, New York | Relocated to Oneonta, New York, as the Oneonta Indians on August 7 |
| Vermont Mariners | 1988 | 1988 | Burlington, Vermont | Relocated to Canton, Ohio, as the Canton–Akron Indians |
| Vermont Reds | 1984 | 1987 | Burlington, Vermont | Renamed the Vermont Mariners |
| Waterbury Angels | 1984 | 1984 | Waterbury, Connecticut | Renamed the Waterbury Indians (2) |
| Waterbury A's | 1979 | 1979 | Waterbury, Connecticut | Renamed the Waterbury Reds |
| Waterbury Dodgers | 1973 | 1976 | Waterbury, Connecticut | Renamed the Waterbury Giants (2) |
| Waterbury Giants (1) | 1966 | 1967 | Waterbury, Connecticut | Renamed the Waterbury Indians (1) |
| Waterbury Giants (2) | 1977 | 1978 | Waterbury, Connecticut | Folded |
| Waterbury Indians (1) | 1968 | 1969 | Waterbury, Connecticut | Renamed the Waterbury Pirates |
| Waterbury Indians (2) | 1985 | 1986 | Waterbury, Connecticut | Folded |
| Waterbury Pirates | 1970 | 1971 | Waterbury, Connecticut | Folded |
| Waterbury Reds | 1980 | 1983 | Waterbury, Connecticut | Renamed the Waterbury Angels |
| West Haven A's | 1981 | 1982 | West Haven, Connecticut | Relocated to Albany, New York, as the Albany A's |
| West Haven Whitecaps | 1980 | 1980 | West Haven, Connecticut | Renamed the West Haven A's |
| West Haven Yankees | 1972 | 1979 | West Haven, Connecticut | Renamed the West Haven Whitecaps |
| Wilkes–Barre Barons | 1923 | 1955 | Wilkes-Barre, Pennsylvania | Relocated to Johnstown, Pennsylvania, as the Johnstown Johnnies on July 1 |
| Wilkes-Barre Indians | 1949 | 1951 | Wilkes-Barre, Pennsylvania | Renamed the Wilkes–Barre Barons |
| Williamsport A's | 1953 | 1953 | Williamsport, Pennsylvania | Renamed the Williamsport Grays |
| Williamsport Billies | 1923 | 1923 | Williamsport, Pennsylvania | Renamed the Williamsport Grays |
| Williamsport Bills (1) | 1987 | 1988 | Williamsport, Pennsylvania | Relocated to Hagerstown, Maryland, as the Hagerstown Suns |
| Williamsport Bills (2) | 1989 | 1991 | Williamsport, Pennsylvania | Relocated to Binghamton, New York, as the Binghamton Mets |
| Williamsport Grays | 1924 | 1962 | Williamsport, Pennsylvania | Folded |
| Williamsport Mets | 1964 | 1967 | Williamsport, Pennsylvania | Renamed the Williamsport Astros of the New York–Penn League |
| Williamsport Tigers | 1947 | 1952 | Williamsport, Pennsylvania | Renamed the Williamsport A's |
| Williamsport Tomahawks | 1976 | 1976 | Williamsport, Pennsylvania | Relocated to Jersey City, New Jersey, as the Jersey City Indians |
| York Pirates | 1968 | 1969 | York, Pennsylvania | Folded |
| York White Roses (1) | 1923 | 1933 | York, Pennsylvania | Folded |
| York White Roses (2) | 1936 | 1936 | York, Pennsylvania | Relocated to Trenton, New Jersey, as the Trenton Senators on July 2 |
| York White Roses (3) | 1958 | 1959 | York, Pennsylvania | Folded |
| York White Roses (4) | 1962 | 1967 | York, Pennsylvania | Renamed the York Pirates |
* ↑ The Binghamton Triplets were known as the Triple-Cities Triplets (1926–1929) also representing Endicott and Johnson City New York.
* ↑ The Elmira Colonels were known as the Elmira Red Wings from 1932 to 1934 and the Elmira Pioneers from 1935 to 1936.
* ↑ The Elmira Pioneers were known as the Elmira Colonels in 1937.
* ↑ The Elmira Pioneers were known as the Elmira Royals in 1971.
* ↑ The Hartford Bees were known as the Hartford Laurels in 1944.
* ↑ The Hartford Laurels were known as the Hartford Bees from 1939 to 1943.
* ↑ The Hazleton Mountaineers were inactive for the 1933 season.
* ↑ The Scranton Miners were known as the Scranton Red Sox from 1946 to 1951.
* ↑ The Scranton Red Sox were known as the Scranton Miners from 1944 to 1945.
* ↑ The Wilkes–Barre Barons were known as the Wilkes-Barre Indians from 1949 to 1951 and inactive in 1952.
* ↑ The Williamsport Grays were inactive for the 1943 and 1957 seasons, known as the Williamsport Tigers from 1947 to 1949 and 1951 to 1952, and known as the Williamsport A's for the 1953 season.
* ↑ The Williamsport Tigers were known as the Williamsport Grays for the 1950 season.