NCUA-insured credit union
S I Philadelphia — Philadelphia, PA
Credit Union headquartered in Philadelphia, Pennsylvania.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 636 N 43Rd Street Philadelphia, PA 19104 |
| County | Philadelphia |
| Website | not published in NCUA data |
| Phone | (215) 382-2997 |
NCUA record
| NCUA Charter | 11783 |
| Federal Reserve RSSD ID | 823085 |
| Status | Active |
| Charter type | 1 (NCUA) |
| Financials as of | March 31, 2026 |
How to find your S I Philadelphia 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
| Si Philadelphia Fcu main office Philadelphia, PA |
636 N 43Rd St, 19104 (215) 382-2997 Sundays 12:00am - 3:00pm Wednesdays 7:00pm - 9:00pm |
| Marlene E Long Philadelphia, PA |
6323 Lancaster Ave, 19151 (215) 879-4065 |
| Fed Comp Fairfax, VA |
10300 Eaton Pl Ste 330, 22030 (703) 383-3200 |
Where S I Philadelphia has offices
Cities with the most S I Philadelphia offices
Other credit unions headquartered in Philadelphia
| Police & Fire | $10.15 billion |
| American Heritage | $5.32 billion |
| Philadelphia | $2.01 billion |
| Penn | $54.61 million |
| Transit Workers | $14.56 million |
| Northwood | $6.84 million |
| University of Pennsylvania Students | $4.86 million |
| Asbestos Workers Local 14 | $3.99 million |
Largest credit unions headquartered elsewhere in Pennsylvania
| Pennsylvania State Employees Harrisburg | $9.62 billion |
| Members 1st Enola | $8.61 billion |
| Citadel Exton | $6.77 billion |
| Trumark Financial Fort Washington | $3.57 billion |
| Franklin Mint Chadds Ford | $2.25 billion |
| Clearview Moon Township | $2.17 billion |
| Utilities Employees Reading | $1.51 billion |
| Freedom Warminster | $1.49 billion |
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