NCUA-insured credit union
Suffolk — Medford, NY
Credit Union headquartered in Medford, New York.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 3681 Horseblock Rd Medford, NY 11763 |
| County | Suffolk |
| Website | not published in NCUA data |
| Phone | (631) 924-8000 |
NCUA record
| NCUA Charter | 17914 |
| Federal Reserve RSSD ID | 847586 |
| Status | Active |
| Charter type | 1 (NCUA) |
| Financials as of | March 31, 2026 |
How to find your Suffolk 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
| Medford Branch main office Medford, NY |
3681 Horseblock Rd, 11763 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Commack Branch Commack, NY |
6150 Jericho Tpke, 11725 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Eastport Branch Eastport, NY |
5 Eastport Manor Rd # 25, 11941 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Islandia Branch Islandia, NY |
1282 Motor Pkwy, 11749 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Miller Place Branch Miller Place, NY |
691 Route 25A, 11764 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Port Jefferson Branch Port Jefferson, NY |
200 Belle Terre Rd, 11777 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm |
| Riverhead Branch Riverhead, NY |
2 Enterprise Zone Dr, 11901 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
| Sayville Branch Sayville, NY |
213 N Main St, 11782 (631) 924-8000 Monday- Thursday 9am -5pm Friday 9am - 6pm Saturday: 9:00am - 2:00pm |
| Southampton Branch Southampton, NY |
850 County Road 39, 11968 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm |
| West Babylon Branch West Babylon, NY |
50 Route 109 # 110, 11704 (631) 924-8000 Monday-Thursday 9am-5pm Friday 9am-6pm Saturday 9am-2pm |
Where Suffolk has offices
Cities with the most Suffolk offices
Largest credit unions headquartered elsewhere in New York
| Fourleaf Bethpage | $14.37 billion |
| Esl Rochester | $10.64 billion |
| United Nations Long Island Cit | $10.48 billion |
| Teachers Smithtown | $9.94 billion |
| Broadview Albany | $9.20 billion |
| Hudson Valley Poughkeepsie | $8.11 billion |
| Visions Endicott | $5.25 billion |
| Municipal New York | $5.10 billion |
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