Looking for a better business bank? Holdings offers free checking + AI bookkeeping for small businesses. Get started free →
Northern /O'hare Routing Numbers
1 routing number across 1 state.
Illinois(1)
Northern /O'hare FAQ
How many routing numbers does Northern /O'hare have?
Northern /O'hare has 1 routing numbers across 1 state. Large banks often have different routing numbers for different regions or transaction types.
Which Northern /O'hare routing number should I use?
Use the routing number for the state where your account was opened. For wire transfers, contact Northern /O'hare directly — they may use a separate wire routing number.
Looking for a Modern Business Bank?
Holdings offers free business checking, 1.75% APY, FDIC insurance up to $3M, and AI-powered bookkeeping. No monthly fees.
Open a Holdings Account →