340th Avenue in Dubuque County, Iowa

340th Avenue in Dubuque County is a compacted-gravel residential street. It runs in a northeast-southwest direction and ends at Sand Springs Road, while the other end is a cul-de-sac. 340th Avenue also exists in Palo Alto County, Clay County, Pocahontas County, Lucas County and Dickinson County.
Road Type
residential street
Route
northeast-southwest