Comerica California Routing Number

The routing number for Comerica California is 121137522. This should work for all transaction types in the bank.

121137522

Comerica California Routing number is the 9-digit bank code used for all transactions in the California branches of the bank -- Direct Deposit, Wire Transfer, e-transfer, etc.

Please note that this routing number is also known as check routing numbers, routing transit numbers (RTNs), ABA numbers, and ACH routing numbers.

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