| name | eth-addresses |
| description | Verified contract addresses for major Ethereum protocols across mainnet and L2s (especially Base). Use when you need a contract address for USDC, WETH, Uniswap, Aave, Chainlink, Safe, ENS, Aerodrome, or any major protocol. Never hallucinate addresses — check here first. |
Contract Addresses
CRITICAL: Never hallucinate a contract address. Wrong addresses mean lost funds. If an address isn't listed here, look it up on the block explorer or the protocol's official docs before using it.
Last Verified: March 3, 2026
Stablecoins
USDC (Circle) — Native
| Network | Address |
|---|
| Mainnet | 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 |
| Arbitrum | 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 |
| Optimism | 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 |
| Base | 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Polygon | 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 |
USDT (Tether)
| Network | Address |
|---|
| Mainnet | 0xdAC17F958D2ee523a2206206994597C13D831ec7 |
| Base | 0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2 |
DAI (MakerDAO)
| Network | Address |
|---|
| Mainnet | 0x6B175474E89094C44Da98b954EedeAC495271d0F |
| Base | 0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb |
Wrapped ETH (WETH)
| Network | Address |
|---|
| Mainnet | 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2 |
| Arbitrum | 0x82aF49447D8a07e3bd95BD0d56f35241523fBab1 |
| Optimism | 0x4200000000000000000000000000000000000006 |
| Base | 0x4200000000000000000000000000000000000006 |
Liquid Staking
Lido — wstETH
| Network | Address |
|---|
| Mainnet | 0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0 |
| Base | 0xc1CBa3fCea344f92D9239c08C0568f6F2F0ee452 |
DeFi Protocols
Uniswap V3 Multi-Chain
| Contract | Arbitrum | Optimism | Base |
|---|
| SwapRouter02 | 0x68b3465833fb72A70ecDF485E0e4C7bD8665Fc45 | 0x68b3465833fb72A70ecDF485E0e4C7bD8665Fc45 | 0x2626664c2603336E57B271c5C0b26F421741e481 |
| Factory | 0x1F98431c8aD98523631AE4a59f267346ea31F984 | 0x1F98431c8aD98523631AE4a59f267346ea31F984 | 0x33128a8fC17869897dcE68Ed026d694621f6FDfD |
Uniswap V4
| Contract | Base |
|---|
| PoolManager | 0x498581ff718922c3f8e6a244956af099b2652b2b |
| PositionManager | 0x7c5f5a4bbd8fd63184577525326123b519429bdc |
Universal Router (V4)
| Network | Address |
|---|
| Base | 0x6ff5693b99212da76ad316178a184ab56d299b43 |
Permit2 (Universal Token Approval)
| Network | Address |
|---|
| All chains | 0x000000000022D473030F116dDEE9F6B43aC78BA3 |
1inch Aggregation Router V6
| Network | Address |
|---|
| All chains (CREATE2) | 0x111111125421cA6dc452d289314280a0f8842A65 |
Aave V3
| Contract | Base |
|---|
| Pool | 0xA238Dd80C259a72e81d7e4664a9801593F98d1c5 |
| PoolAddressesProvider | 0xe20fCBdBfFC4Dd138cE8b2E6FBb6CB49777ad64D |
Compound V3 Comet (USDC)
| Network | Address |
|---|
| Base | 0xb125E6687d4313864e53df431d5425969c15Eb2F |
Aerodrome (Base) — Dominant DEX
The largest DEX on Base by TVL (~$500-600M). Uses ve(3,3) model.
| Contract | Address |
|---|
| AERO Token | 0x940181a94A35A4569E4529A3CDfB74e38FD98631 |
| Router | 0xcF77a3Ba9A5CA399B7c97c74d54e5b1Beb874E43 |
| Voter | 0x16613524e02ad97eDfeF371bC883F2F5d6C480A5 |
| VotingEscrow | 0xeBf418Fe2512e7E6bd9b87a8F0f294aCDC67e6B4 |
| PoolFactory | 0x420DD381b31aEf6683db6B902084cB0FFECe40Da |
Infrastructure
Safe (Gnosis Safe)
| Contract | Address |
|---|
| Singleton 1.4.1 | 0x41675C099F32341bf84BFc5382aF534df5C7461a |
| ProxyFactory | 0xa6B71E26C5e0845f74c812102Ca7114b6a896AB2 |
| MultiSend | 0x38869bf66a61cF6bDB996A6aE40D5853Fd43B526 |
Account Abstraction (ERC-4337)
| Contract | Address |
|---|
| EntryPoint v0.7 | 0x0000000071727De22E5E9d8BAf0edAc6f37da032 |
| EntryPoint v0.6 | 0x5FF137D4b0FDCD49DcA30c7CF57E578a026d2789 |
ENS (Mainnet)
| Contract | Address |
|---|
| Registry | 0x00000000000C2E074eC69A0dFb2997BA6C7d2e1e |
| Public Resolver | 0x231b0Ee14048e9dCcD1d247744d114a4EB5E8E63 |
Chainlink Price Feeds
| Feed | Mainnet | Base |
|---|
| ETH/USD | 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419 | 0x71041dddad3595F9CEd3DcCFBe3D1F4b0a16Bb70 |
| LINK Token | 0x514910771AF9Ca656af840dff83E8264EcF986CA | 0x88Fb150BDc53A65fe94Dea0c9BA0a6dAf8C6e196 |
Chainlink CCIP Router
| Network | Address |
|---|
| Base | 0x881e3A65B4d4a04dD529061dd0071cf975F58Bcd |
Across Protocol SpokePool (Bridge)
| Network | Address |
|---|
| Base | 0x09aea4b2242abC8bb4BB78D537A67a245A7bEC64 |
Multicall3
| Network | Address |
|---|
| All chains | 0xcA11bde05977b3631167028862bE2a173976CA11 |
Morpho Blue (Base)
| Contract | Address |
|---|
| Morpho | 0xBBBBBbbBBb9cC5e90e3b3Af64bdAF62C37EEFFCb |
How to Verify Addresses
cast code 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 --rpc-url https://eth.llamarpc.com
Cross-reference: Protocol docs -> CoinGecko -> block explorer -> GitHub deployments.
Address Discovery Resources
Source: https://ethskills.com/addresses/SKILL.md
