Support

Contact Us

Corporate Offices

One Huntington Quadrangle
4th Floor – Center Building
Melville, NY 11747
1-877-738-7424

Sales

Our highly qualified Sales Group is ready to answer any questions about our products, services and rates. State of the art payment systems and the most aggressive pricing in the industry.
Phone: 1-877-738-7424 (Opt. 8)
Email: info@NationalDebitUSA.com

Merchant Support

World-class customer service is the key and, the difference between us and the other guy. For terminal or system questions/problems, deposit histories, fees, statement and fee inquiries, bank change requests, address changes, authorizations inquiries.
Phone: 1-877-738-7424 (Opt. 4)

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