
USD Coin
Issued by Circle · fiat + T-bill reserves · monthly attestation
Companies supporting USDC
12 of 647 shownWhat USDC is used for in payments, and who supports it
USD Coin is issued by Circle, backed by fiat + t-bill reserves, with monthly attestation under MiCA EMT · GENIUS-track. 647 companies in this directory support it — more than any other asset.
Supply sits at $71.3B across 8 chains in provider coverage, but distribution matters more than the headline. Providers most often list Arbitrum, Avalanche, Base and 5 more. A provider on one chain only will be expensive for high-volume small payouts.
For buyers the practical filter is not whether a provider supports USDC — nearly all major ramps do for liquid assets — but whether it supports USDC on the chain your treasury already uses, and whether it will redeem to fiat locally in your destination market on the same day.
Backing, attestation and what it means for you
The part of the record that decides whether a compliance team will approve it.
Reserves are fiat + t-bill reserves, attested on a monthly cadence where the issuer publishes reports. That rhythm is what compliance teams read before approving a treasury asset.
For a payments buyer the practical consequence is narrow but real: a provider holding USDC can quote a fiat payout only if it supports the chain your treasury uses and can redeem through partners it already banks with. Open each shortlisted profile for chain support and corridor coverage — asset support alone does not mean same-day settlement in your market.
USDC in payments, answered
From real buyer questions. Marked up as FAQPage.
The common mistake is treating USDC support as a single capability. A provider supporting USDC on one chain only will quietly cost you more on high-volume small payouts than one supporting a lower-cost chain, because per-transaction cost dominates below roughly $500 a payment. Filter by chain, not by asset alone.