American Express
The American Express merchant website, called Online Merchant Services (OMS) is a secure site that provides merchants with online servicing tools that are convenient, flexible and customizable to fit their servicing needs.
Manage your account online - 24/7 by enrolling in Online Merchant Services on our website at

Merchant Interactive is our updated online payments experience.  Merchant benefits are:
1. More data with fewer clicks - all information is available in one table; no more tabs
2. Transparency into submission and settlement breakdowns
3. Ability to see chargeback information without changing screens

Additional Training & Education
For more information about the new payments experience, refer to the following tools :

1.Merchant Interactive self-guided tour:

2.Merchant Downloadable reference guide:

Merchant Service Contacts Info
A Customer Care Professional is available to answer questions, create access to the site, update access to additional merchant numbers, or arrange participation in the monthly webinar.  They may be reached at 1-800-528-5200.  Note, with online access - you will also save $5 per month in paper statement fees.

For reconciliation or other Merchant related questions, please call the American Express Merchant Services / Customer Help Desk at 866-220-4272, Mon-Fri, 8am-8pm, EST.
POS Help Desk:   (877) 811-3811
Open 7 days a week / 363 Days a Year!
National Hours:  7AM - 10PM   Mountain Time

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