NCUA-insured credit union
Cornerstone
Credit Union headquartered in Fairfield, Connecticut.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 1515 Black Rock Tpke Fairfield, CT 06825 |
| County | Greater Bridgeport |
| Website | not published in NCUA data |
| Phone | (203) 366-1336 |
NCUA record
| NCUA Charter | 24977 |
| Federal Reserve RSSD ID | 958071 |
| Status | Active |
| Charter type | 1 (NCUA) |
| Financials as of | March 31, 2026 |
Routing number
NCUA does not publish ABA routing numbers, and many credit unions use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this credit union, the "account details" screen in its online banking, or its official website.
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Offices
| Fairfield main office Fairfield, CT |
1515 Black Rock Tpke, 06825 (203) 366-1336 mon, tue 8:30 - 4:00, Wed 10:00-4:00, Thur, Fri 8:30 - 5:00 |
| Bethel Bethel, CT |
155 Greenwood Ave Bldg B, 06801 (203) 778-8676 Monday 9 3Tures 9-3Weds 9-3Thurs 9-3Fri 9-3 |
| Stamford Stamford, CT |
242 Hope St, 06906 (203) 324-2144 Mon, Tue, Fri 8:30 - 4:15, Wed 10:00 - 4:15, Thur 8:30 - 7:00 |
| Wallingford Wallingford, CT |
88 S Main St, 06492 (203) 294-2015 iday 8:30AM?4:30PM Saturday Closed Sunday Closed Monday 8:30AM?3PM Tuesday 8:30AM?3PM Wednesday 8:30AM?5PM Thursday 8:30AM?5PM |