Yes and despite how demoralizing it can feel, I encourage everyone to do the same: https://www.congress.gov/members/find-your-member

In the past we have hit critical mass, where so many people were calling in to Congress to complain (when Trump initially started with his arbitrary tariffs) that the Congressional phone system began to fail under load, and that made headlines that managed to break through the 24/7 firehose of bullshit.