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Submit mapping request

Mapping is necessary in order to transfer your assets to and from Ethereum and Polygon PoS. We offer two bridges to do the same. More details on the bridge can be understood here.


The Polygon PoS bridge is available for both Polygon Mainnet as well as Mumbai Testnet.

Steps to submit a mapping request

In order to map tokens between Ethereum and Polygon PoS, you may use the Polygon Token Mapper. Open the link and click on the Map New Token button on the top right corner to initiate a new mapping request.


Click on Raise Mapping Request (a Google Form pops up).


Step 1 → Choose the network on which you want to map your token. You may choose Goerli-Mumbai for Testnet, and Ethereum-Polygon PoS for the Mainnet.

Step 2 → Select the type of token you are mapping - ERC20, ERC721, or ERC1155.

Step 2 → Enter your Ethereum/Goerli token address in the Root Contract Address (L1) field. Make sure your token contract code has been verified on the Ethereum/Goerli blockchain explorers.

Step 4 → After adding the Select the type of token you are mapping - ERC20, ERC721, or ERC1155.

Step 5 → Now, click on the Submit button to initiate the mapping process. Our team will review the mapping request and get back to you in 7 days.

For a successful Mainnet mapping, you may provide your token details here to be added on the Polygon Token List.

Video Guide

Here is a quick video tutorial on how to map tokens between Ethereum Goerli ↔ Polygon Mumbai Testnet:

Last update: November 29, 2023
Authors: Nadim Kobeissi