Through technology, and offices located throughout the United States, the experts at The National Merchants Association are right around the corner or just a click away.
For urgent matters including technical support, customer service, and/or voice authorizations, please have your merchant ID number available and contact us at (866) 509-7199.
For non-urgent matters, please send us a message via our contact form.
Login to Portfolio Manager for real-time transaction reports and support.
If you would like a login to either of the above platforms and have not previously requested one, please let us know using the contact form below and we will send you login credentials within 3 business days.Contact Us