Routing Number 121405173

Routing number 121405173 is assigned to Citizens Security Bank (century Bk), a main office located at 424 W O'brien Drive, Agana, Guam 96910. This nine-digit ABA routing transit number identifies Citizens Security Bank (century Bk) within the Federal Reserve's San Francisco district for processing ACH payments, direct deposits, wire transfers, and check clearing.

The first two digits (12) indicate the Federal Reserve Bank of San Francisco, digits 3-4 (14) identify the processing center, digits 5-8 (0517) are the institution identifier, and the final digit (3) is a checksum that validates the entire number using the ABA's modulus-10 algorithm.

To set up direct deposit with Citizens Security Bank (century Bk), provide your employer with routing number 121405173 along with your account number. Your account number is separate from the routing number and can be found on the bottom of your checks (to the right of the routing number), in Citizens Security Bank (century Bk)'s mobile app, or in online banking under account details.

You can verify this routing number on the bottom-left corner of any check from Citizens Security Bank (century Bk), in the mobile app, or by calling 671-479-9050. Direct deposits using this routing number are processed through the Automated Clearing House (ACH) network and typically post within 1-2 business days.

Routing number 121405173 is registered for ACH transactions at Citizens Security Bank (century Bk), including direct deposits, bill payments, payroll, and recurring transfers. ACH payments are processed in batches through the Federal Reserve and typically settle in 1-2 business days.

For domestic wire transfers, Citizens Security Bank (century Bk) may use a different routing number. Wire transfers are processed individually through the Fedwire system and settle same-day. Always confirm the correct wire routing number with Citizens Security Bank (century Bk) before initiating a wire — using an ACH routing number for a wire can cause the transfer to be rejected or delayed.

This main office of Citizens Security Bank (century Bk) is located at 424 W O'brien Drive, Agana, GU 96910. Citizens Security Bank (century Bk) operates in the Federal Reserve's San Francisco district, which serves as the regional hub for monetary policy and payment processing in this area.