Country Code

334 / HM / HMD — Heard Island and McDonald Islands

Country Code 334 / HM / HMD

Country / Territory: Heard Island and McDonald Islands

Decode and Verify ISO 8583 & EMV Transactions

Use IsoFluent's suite of 100% client-side tools to parse full message logs and decode complex TVR/TSI values instantly.

📡 ISO 8583 Studio 💳 EMV Inspector

This entry is part of IsoFluent's comprehensive ISO 8583 and EMV Reference Database.

\n