DSL companies are lagging behind cable and fiber broadband providers when it comes to download speeds, according to a new report from the Federal Communications Commission.

The agency released its fourth annual report on broadband speeds, which showed once again that broadband providers are gradually increasing performance while delivering close to advertised speeds most of the time. However, cable and fiber service noticeably outperformed DSL service from companies like Verizon Communications Inc., CenturyLink Inc., Frontier...