IBEW Local 231 Charter was issued May 10, 1916 in Sioux City, Iowa.

Today, we represent members across Iowa, Nebraska and South Dakota.  Our jurisdiction covers 26 counties in all – 16 counties in Northwest Iowa, three counties in Southeast South Dakota, and seven counties in Northeast Nebraska.

We are located at 5001 Harbor Drive.  Use Exit 143 or 141 off of I-29.