Oyster Bay, New York
Banks & credit unions in Oyster Bay
4 federally insured institutions operate a branch in Oyster Bay, New York, across 3 locations.
Each institution’s branch count below is for Oyster Bay only. Select one to see its branches in this town.
| # | Institution | Type | Branches in Oyster Bay | Total assets |
|---|---|---|---|---|
| 1 | Bank of America, National Association | Bank | 1 | $2.67T |
| 2 | Valley National Bank | Bank | 1 | $64.39B |
| 3 | Nassau Financial | Credit union | 1 | $336.4M |
| 4 | American Community Bank | Bank | 1 | $324.8M |
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026