The Northeast Alliance serves 21 towns in Windham, Tolland, and New London counties. For more information on economic development in each town, click on the town name below.
| Ashford | Hampton | Scotland |
| Brooklyn | Killingly | Sterling |
| Canterbury | Lebanon | Thompson |
| Chaplin | Mansfield | |
| Columbia | Plainfield | Willington |
| Coventry | Pomfret | Windham |
| Eastford | Putnam | Woodstock |
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Northeast CT Economic Alliance 860-465-5141 Toll-Free: 800-635-9161 ECSU, Beckert Hall PO Box 186, 83 Windham St. Willimantic, CT 06226 (located at the corner of Valley and High Streets) |