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Contact Us

Your Client Service Specialists can be reached directly at the National Service Center: 

P: 866.355.0468 (8:00 am to 8:00 pm EST) | F: 866.355.7099 or 919.314.3080

Square 1 Financial
406 Blackwell Street, Suite 240
Durham, North Carolina 27701  

Outside of traditional business hours, email nsc@square1bank.com

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