This is a list of RPC providers for Polygon. The Polygon community recommends using https://polygon-rpc.com/ because it is an aggregator of several RPCs and has high reliability.
New RPC URL:
We recommend using the settings above, however if you would like to use an alternative RPC replace the RPC URL to utilize one of the providers below. You can also add a second Polygon Network to your Metamask wallet as well.