As a European, you almost certainly have better representation than most Americans. We haven't expanded the House of Representatives since 1929. We're approaching a million constituents per rep, an extreme outlier among OECD countries:
https://www.amacad.org/ourcommonpurpose/enlarging-the-house/...
The reason Americans no longer trust Congress is because the Colonists had better representation per constituent (on paper) in British Parliament. Early U.S. representation was in line with Nordic countries today.
https://en.wikipedia.org/wiki/United_States_congressional_ap...