Help Guides & Forms

These guides and forms have everything you need to understand and maintain your 1st National Processing merchant account. If you are unable to locate the information you’re looking for, please don’t hesitate to contact us.



Merchant Services Program Guide

As part of your Merchant Processing Agreement, this form contains important and detailed information about operating procedures.


Voice Authorization Guide

This guide offers step-by-step instructions when calling for voice authorization on a card transaction.


E-Commerce Risk Management Guide

This guide is designed to reduce your exposure to fraudulent activity and offer guidance as to what recourse you have regarding disputes from genuine customers.


CISP Visa Disclosure Form

This guide is outlines what you need to know to be in compliance with the security requirements of Visa® and MasterCard®.


CISP Compliant List of Services Providers

This guide is a list of compliant service providers.


PABP Compliant List of Software

This guide is a list of PABP Validated Payment Applications.




Address Change Form

Use this form to update your address and contact information and fax it to 1-323-852-1504.


Business Change Form

If the name of your business has changed, fill in this form and fax it to 1-323-852-1504.


  • PDF

Card Type Addition/Change Form

Use this form to add or change a credit or debit card for processing and fax it to 1-323-852-1504.


Processing Limit Change Request Form

Fill in this form to request a change to your processing limit and fax to 1-323-852-1504.


  • PDF

DDA Change Form

Use this form to change your bank account number for ACH debits/credits and fax it, along with a voided check to 1-323-852-1504



Our Testimonials

I have been using 1st National's credit card processing service for over 4 years. They are fabulous. As a Criminal Attorney, I travel a lot and need to help some clients in remote places. Their telephone based (Telepay) and Online Processing tools, give me the flexibility and immediate access I need to operate my practice efficiently. Thank you: 1st National Processing.

Kendric Rollins, Esq.
Rollins Law Group
Our full service dental office at the heart of Los Angeles has been enjoying the fabulous customer service that 1st National Processing provides. Our merchant account savings, since switching to them last year, have been tremendous and we continue to refer them to other dental & medical professionals that we work with.

Dr. Neil McLeod
West Hollywood Cosmetic Dentist