Get important card payment network contact and operating information below.
U.S. credit/debit networks
- American Express® merchant information
- American Express® Merchant Operating Guide
- Discover® merchant information
- Discover® Resource Center
- Mastercard® merchant information
- Mastercard® Rules
- Visa® merchant information
- Visa® Rules and Policy
U.S. debit-only networks
- Accel®
- AFFN
- CULIANCE
- Interlink/Visa® DPS
- Jeanie®
- Maestro®
- NYCE®
- PULSE®
- SHAZAM®
- STAR®, Cash Station®, HONOR®, and MAC®
Canada credit/debit networks
- American Express® Canada merchant information
- Discover® Canada merchant information
- Mastercard® Canada merchant information
- Visa® Canada merchant information
Existing merchant customers: Call us at 1-800-451-5817, 24 hours a day, 7 days a week. Or contact your account manager.