| 2 | 2Checkout.com | |
| 68 | Anz eGate | |
| 1 | Authorize.net | |
| 51 | Beanstream | |
| 32 | BluePay | |
| 73 | Braintree | |
| 60 | CCBill | |
| 46 | CommWeb VPC | |
| 48 | Converge (formerly Virtual Merchant) | |
| 72 | CyberSource Secure Acceptance SOP | |
| 53 | e-Path | |
| 14 | ECHO (Electronic Clearing House, Inc.) | |
| 40 | ePDQ (Barclays UK) | |
| 69 | ePDQ (DirectLink and e-Commerce) | |
| 58 | eProcessingNetwork | |
| 35 | eSelect Plus (Canada) | |
| 56 | eSelect Plus (USA) | |
| 11 | eWay - Australia | |
| 57 | eWay - NZ | |
| 54 | eWay - UK | |
| 38 | Ezic | |
| 19 | FastCharge | |
| 10 | First Data Global Gateway | |
| 13 | Goemerchant | |
| 62 | iDeposit.net | |
| 70 | Intuit QuickBooks Payments (QBMS) | |
| 9 | iTransact | |
| 64 | Merchant e-Solutions | |
| 23 | Merchant Partners | |
| 65 | NAB Transact | |
| 61 | Netbilling | |
| 50 | Netcash | |
| 63 | NMI (Network Merchants Inc.) | |
| 42 | Optimal Payments | |
| 36 | Orbital (Paymentech.com) | |
| 8 | Pay-Me-Now | |
| 71 | Payeezy (formerly Global Gateway e4) | |
| 39 | PayFuse | |
| 52 | PayJunction | |
| 55 | PayLeap | |
| 66 | PayPal Payflow Link (legacy) | |
| 67 | PayPal Payflow Link / PayPal Payments Advanced | |
| 24 | PayPal Payflow Pro | |
| 30 | PayPal Payments Pro | |
| 20 | PayPointUSA | |
| 47 | Paystation | |
| 59 | PayWay Net | |
| 3 | PSiGate | |
| 21 | QuickCommerce Pro (ecx.com) | |
| 27 | Sage | |
