CCTP Supported Chains and Domains

CCTP V2 Supported Blockchains

CCTP V2 is available on the following blockchains, where USDC is natively issued, providing Standard Transfer, Fast Transfer, and Hooks functionalities.

Mainnet	Testnet
Arbitrum	Arbitrum Sepolia
Avalanche	Avalanche Fuji
Base	Base Sepolia
BNB Smart Chain (USYC only)	BNB Smart Chain Testnet (USYC only)
Codex	Codex Testnet
Ethereum	Ethereum Sepolia
HyperEVM	HyperEVM Testnet
Ink	Ink Testnet
Linea	Linea Sepolia
OP Mainnet	OP Sepolia
Plume	Plume Testnet
Polygon PoS	Polygon PoS Amoy
Sei	Sei Testnet
Solana	Solana Devnet
Sonic	Sonic Testnet
Unichain	Unichain Sepolia
World Chain	World Chain Sepolia
XDC	XDC Apothem

CCTP V2 Supported Domains

A domain is a Circle-issued identifier for a blockchain where CCTP contracts are deployed. Domains don’t map to any existing public chain ID.

Supported tokens

Not all domains support the same tokens.

• USDC: Supported on all CCTP V2 domains except BNB Smart Chain
• USYC: Supported only on Ethereum and BNB Smart Chain

Domain	Name
0	Ethereum
1	Avalanche
2	OP
3	Arbitrum
5	Solana
6	Base
7	Polygon PoS
10	Unichain
11	Linea
12	Codex
13	Sonic
14	World Chain
16	Sei
17	BNB Smart Chain
18	XDC
19	HyperEVM
21	Ink
22	Plume

WHAT’S NEXT

• CCTP EVM Contracts and Interfaces