Illinois (IL) Routing Numbers
420 ABA routing numbers from 335 financial institutions in Illinois.
390
Commercial Banks
27
Credit Unions
3
Savings Institutions
All Routing Numbers in Illinois
420 resultsAbout Illinois Routing Numbers
The routing numbers listed above are for financial institutions headquartered or with operations in Illinois. For large national banks like Chase, Bank of America, or Wells Fargo, the routing number varies by state — use the routing number specific to the state where you opened your account. Always verify routing numbers before initiating wire transfers.