(General Inquiries)
P.O. Box 8999
San Francisco, CA 94128-8999


Merchant Inquiry Form

Signup For


Authorize.Net, manages the submission of payment transactions to the processing networks on behalf of its merchant customers. Since 1996, Authorize.Net has been a leading provider of Internet Protocol (IP) based payment gateway services, enabling merchants to authorize, settle and manage credit card and electronic check transactions from a Web site, retail store, mail order/telephone order (MOTO) call center or mobile device.

  • Reputation You Can Trust - More than 175,000 merchants trust Authorize.Net to manage their payment transactions. We are one of the largest payment gateway services and have processed over one billion transactions securely and reliably.
  • Easy to Integrate - Authorize.Net offers several methods for linking Web sites and point-of-sale (POS) devices to the payment gateway. Web merchants can choose the method that best suits their business needs. Retail merchants integrate to the payment gateway via third-party POS solutions.
  • Business Partnerships - We are dedicated to providing products and value-adding services and tools that help merchants minimize risk, reduce costs and increase revenue.
  • Customer Support - Customer satisfaction is our number one priority. That's why we provide free customer support seven days a week via toll-free telephone, e-mail and online chat. Representatives are available from 6 AM to 6 PM Pacific time.

Documentation / Integration Information

For information on integrating into your UltraCart account click here.

For pricing information click here.

For video tutorials click here.

Managing your business

Manage the full life-cycle of your business using our robust departments


One of UltraCart's most powerful features is its robust back office systems. With Departments for Auto Orders, Shipping, Fraud Review, and much more.


Customer Profiles allow your customers to store their information, view past orders, write item reviews, and more.


The UltraCart platform features a variety of robust reports to help you manage your e-commerce business. From complete Sales reports to Item and Customer reports.


Affiliate marketing is one of the most powerful and least expensive ways to promote your brand. With the affiliate doing their own marketing, you'll likely see an increase in sales, as well as awareness of your brand.


Download sales information into QuickBooks automatically with our free UltraBooks software. UltraBooks allows UltraCart merchants to import data directly to QuickBooks™ software.



Having someone else ship your products can be one of the best decisions that you will ever make. It will allow your company to focus on other areas such as product development and marketing.


Our experienced support staff is here to help!

Never outsourced 100% in-house US based support.

Learn More

Quick answers to common questions.

View FAQ

Extensive Documentation and code examples.

View Docs

Video training tutorials, guides and tips.

View Videos