Three Brands, One Powerful Global Network: the Discover® Network, Diners Club International® Value Proposition
For payment terminal manufacturers, acquirers, and software providers, the combined Discover® Network and Diners Club International® ecosystem represents one of the most compelling acceptance opportunities in the market today.
What is Discover Network and Diners Club International?
The global network is made up of three powerful payment leaders: Discover® Network is an international acceptance network that provides acceptance to Cardholders of participating issuers from around the world to millions of locations across the globe.1
Diners Club International® has 44 issuers in in over 40 countries2, offers premium issuing and global access through its international network.
PULSE® a leading U.S. debit network, delivers real-time strength and an extensive global ATM network.
Discover Network, Diners Club International, and PULSE work together to provide an international acceptance footprint along with credit and debit services. They process billions of transactions annually while delivering reliable, secure, and seamless payment solutions for the consumers and businesses that rely on their network worldwide.
Scale and Reach: the Numbers That Mater
The network's current footprint speaks for itself:
• Over 439 million cards running on the global network3• Accepted at millions of merchant locations worldwide1
• Accepted in more than 185 countries and territories4
• Their global network facilitated over $634B in transaction volume5
Discover®Network also encompasses 30+ Network Alliances.6 This network-to-network payment structure allows payments to be transmitted and settled between two or more distinct payments networks.
By accepting Discover Network, your merchants can also accept cards from consumers from around the world such as JCB®, UnionPay®, BC card®, ELO®, RuPay® and Troy®, in addition to many others.
Discover's unique approach provides your merchants with a single connection to millions of cardholders across our network alliance partners.
How Amadis Supports Your Discover Network / Diners Club International Certification?
Amadis provides off-the-shelf D-PAS contactless kernel to simplify and accelerate Discover Network / Diners Club International acceptance projects across multiple deployment environments:
• For traditional payment terminals, Amadis delivers a pre-certified EMV Level 2 stack designed for any merchant context.
• For SoftPOS deployments, Amadis provides an MPOC-ready EMV Level 2 stack specifically optimized for Android COTS devices. Our expertise helps SoftPOS providers accelerate time-to-market, reduce integration costs, and focus on delivering next-generation payment experiences.
Contact Amadis at contact@amadis.com to discuss how we can support your Discover Network / Diners Club International acceptance strategy for both PCI-PTS and SoftPOS deployments.
1 The Nilson Report, Global Brand Acceptance (#1298) issue as of December 2025.
2 *DCI Issuers included in total count have active Network Participation Agreements (NPA) or Sublicense NPAs which authorize them to issue DCI products and include only those franchises with cards in force (CIF) in market.
3 “Total cards include open cards on Discover Network, Diners Club International and network alliances. Based on information provided by network participants as of December 2025 and the Global ATM Intelligence Service study by Datos Insights data as of 12/31/2024.
4 *Internal Discover Transaction Data, leveraging the average of transaction data from 2023-2025
5 Internal Discover Network Volume Data, total volume in 2024 and 2025.
6 *Based on signed Network Alliance Agreements
