The United States Congressional Office in Crystal Lake is the McHenry County office for Congessman Don Manzullo.
Manzullo was elected in 1992 to the 16th Congessional District of Illinois.
Manzullo, a Republican, sits on the House Foreign Affairs Committee and also serves the Financial Services Committee.
The 16th District covers areas from Crystal Lake to the Illinois/Iowa border, just west of Galena. It covers nine counties in Northern Illinois, including most of McHenry County.