KeyBank Mercer Island

The KeyBank Mercer Island branch is one of the bank's 961 locations and has been serving the financial needs of their customers in Mercer Island, King County, Washington since 1979. The Mercer Island branch operates as a full-service, brick and mortar office and is located at 2731 77th Avenue, S.E., Mercer Island, WA 98040. You can can contact the branch by calling 206-447-3040 or by visiting the location during regular business hours for assistance with your banking needs, such as opening checking and savings accounts, applying for loans and managing financial transactions.

The routing number for KeyBank Mercer Island branch is 125000574. It is valid for Automated Clearing House ACH transactions, such as direct deposits and bill payments as well as wire transfers, which are used for real-time bank-to-bank transactions. We recommend that you contact the branch directly to verify this information before proceeding with any transactions.

• ■ Monday:9:00am - 5:00pm
• ■ Tuesday:9:00am - 5:00pm
• ■ Wednesday:9:00am - 5:00pm
• ■ Thursday:9:00am - 5:00pm
• ■ Friday:9:00am - 6:00pm
• ■ Saturday:10:00am - 1:30pm
• ■ Sunday:Closed

KeyBank Mercer Island is open Monday to Saturday and closed on Sundays. The branch opens at 9:00am in the morning. Please be advised that this information reflects the standard opening and closing hours of KeyBank and is subject to change. We recommend contacting the Mercer Island branch prior to your visit to confirm its hours of operation and availability.

• Bank Name:KeyBank
• Bank Type:National Bank
• FDIC Insurance:Certificate #17534
• Routing Number:ACH & Wire - 125000574
• Online Banking:key.com
• Branch Count:961 Offices in 16 states