Citizens Bank Data Breach: SSNs and Contact Details Exposed

Citizens Bank, N.A., one of the oldest and largest national banks in the United States, disclosed more than one data breach in 2026.

In April, the company reported a breach stemming from one of its vendors' systems that affected 428 Massachusetts residents. In October, a separate breach stemming from its own system was disclosed.

On Sept. 10, 2026, Citizens found an issue that allowed an unauthorized third party to access some data.

Citizens reported the breach to the attorneys general offices of California and Texas starting on Oct. 19, 2026. The Texas filing lists 14,371 Texas residents affected.

The data potentially compromised as a result of the incident included names, Social Security numbers, dates of birth, phone numbers and email addresses.

Citizens Bank's response to the breach

Citizens Bank is offering affected customers a complimentary two-year membership in Equifax Credit Watch Gold. To enroll, affected individuals should visit Equifax's activation page and enter the unique activation code provided in their notification letter.

Citizens Bank also recommended that affected customers close any compromised accounts and open new ones. The company stated that all costs associated with closing and reopening accounts will be waived. Customers can call the bank's dedicated support line to be connected with representatives specifically designated to assist with this process.

For questions or additional support, affected customers can reach Citizens Bank at 1-866-950-8157. The support line operates Monday through Friday from 7 a.m. to 10 p.m. EST, and Saturday and Sunday from 9 a.m. to 6 p.m. EST.