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Contact Information

Note that we may have more personalized contact information for you once you login to the site.

   
Signature Card Services' Help Desk 800-631-3072
Our Help Desk is available to you M-F, 7:30am to 6:00 pm, Pacific Time
   
Assistance via E-Mail support@signaturecard.com
   
For assistance with your credit card terminal before or after our Help Desk hours, contact:
   
If your merchant number begins with a '4' 800-228-0210
If your merchant number begins with an '8' 800-622-2315
   
If you need a Voice Authorization, contact:  
If your merchant number begins with a '4' 800-228-1122
If your merchant number begins with an '8' 800-944-1111
   
   
To Order Supplies for your Terminal 866-317-7447
   

 

© 2006, Signature Card Services.  Signature is an ISO/MSP representing Westamerica Bank, San Jose CA, Merrick Bank, South Jordan UT and HSBC Bank USA N.A., Buffalo, NY