# Addresses & Endpoints

For the most up-to-date FastLane Auction Handler smart contract address, the FastLane Relay RPC endpoint, and a list of participating validators, please check the "KEY INFORMATION" category in our discord server.

Important Contracts

<table><thead><tr><th width="187">Contract</th><th width="588">Address</th></tr></thead><tbody><tr><td>Atlas</td><td><a href="https://polygonscan.com/address/0x4A394bD4Bc2f4309ac0b75c052b242ba3e0f32e0">0x4A394bD4Bc2f4309ac0b75c052b242ba3e0f32e0</a></td></tr><tr><td>AtlasVerification</td><td><a href="https://polygonscan.com/address/0xf31cf8740Dc4438Bb89a56Ee2234Ba9d5595c0E9">0xf31cf8740Dc4438Bb89a56Ee2234Ba9d5595c0E9</a></td></tr><tr><td>PFL-dApp</td><td><a href="https://polygonscan.com/address/0x3e23e4282FcE0cF42DCd0E9bdf39056434E65C1F">0x3e23e4282FcE0cF42DCd0E9bdf39056434E65C1F</a></td></tr><tr><td>dAppSigner</td><td><a href="https://polygonscan.com/address/0x96d501a4c52669283980dc5648eec6437e2e6346">0x96D501A4C52669283980dc5648EEC6437e2E6346</a></td></tr></tbody></table>

Please check our discord for updates

Polygon Endpoints <https://polygon-rpc.fastlane.xyz/>\
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You can join our discord server by following this link: <https://discord.gg/nWG38uz4Ms>