FDIC-insured bank
Iron Workers Savings Bank — Aston, PA
Bank headquartered in Aston, Pennsylvania.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 3333 Concord Rd Aston, PA 19014 |
| County | Delaware |
| Metro area | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| Website | www.iwsb.com |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 28908 |
| Federal Reserve RSSD ID | 45775 |
| Status | Active |
| Charter class | SI (STATE) |
| Ownership | Mutual |
| Domestic offices | 3 |
| Financials as of | June 30, 2026 |
How to find your Iron Workers Savings Bank routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.iwsb.com.
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Offices nearest to headquarters
| Iron Workers Savings Bank main office Aston, PA |
3333 Concord Rd, 19014 |
| 3 State Rd Branch Media, PA |
3 State Rd, 19063 |
| Chadds Ford Branch Chadds Ford, PA |
100 Ridge Rd, 19317 |
Where Iron Workers Savings Bank has offices
Cities with the most Iron Workers Savings Bank offices
Largest banks headquartered elsewhere in Pennsylvania
| First National Bank of Pennsylvania Greenville | $50.80 billion |
| Fulton Bank, National Association Lancaster | $32.56 billion |
| BNY Mellon, National Association Pittsburgh | $30.62 billion |
| Customers Bank Malvern | $26.50 billion |
| TriState Capital Bank Pittsburgh | $24.26 billion |
| Northwest Bank Warren | $17.21 billion |
| Dollar Bank, Federal Savings Bank Pittsburgh | $12.70 billion |
| First Commonwealth Bank Indiana | $12.18 billion |
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