Phone: 281-902-4000 Toll Free: 877-467-0700 Fax: 281-902-4004
If you are having terminal issues.  Our 24 hours/7 days a week help desk is ready to assist.  Please confirm the first 3 digits of your merchant number to call the correct support line:

Merchant numbers starting with – 444, 832, 628 call 1-844-876-4064

Merchant numbers starting with – 296, 542, 328 call 1-800-327-0093

Merchant numbers starting with – 434 call 1-800-647-3722

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Contact Us

7215 Long Point Rd.
Houston, TX 77055

E-mail: info@gmspays.com
Phone: 281-902-4000
Toll Free: 877-467-0700
Fax: 281-902-4004