What bank is routing number 121001865?

Routing number 121001865 is listed by fin.codes as a cross-checked candidate for East West Bank; Cross-checked across 5 candidate sources. Confirm routing details directly with the financial institution before sending money.

Is 121001865 a valid US routing number?

121001865 passes the ABA routing-number checksum and is cross-checked in the fin.codes candidate dataset. Always confirm routing details with the financial institution before sending money.

Routing number 121 001 865

Listed for East West Bank (ACH and wire transfers), cross-checked across public routing directories — not confirmed by the bank.

Routing number · ACH · WireCross-checked

121001865

Listed by 5 public directoriesChecked June 28, 2026Passes the ABA checksum

All East West Bank numbers

Bank: East West Bank
Use: ACH · Wire
State / region: CA
Institution: bank

Before you send money

A routing number identifies a bank, not a person or business — a scammer can hand you a real bank's routing number and still take your money. Confirm any payment directly with your bank before you send.

Cross-checked across public routing directories

5 public routing directoriesgithub.com5 public routing directories list 121 001 865 for East West Bank. fin.codes hasn't confirmed it against East West Bank directly.

fin.codes is independent and not affiliated with East West Bank.

Check these first

Make sure the bank name matches East West Bank.
Match the number to the transfer type — this one is for ACH · Wire.
For wires, double-check the recipient's name and address too.
Avoid: No one needs your password or full card number to look up a routing number — that's a scam.

Does this match what your bank shows?

Cross-checked