Ottawa, IL

ZIP code 61350 encompasses Ottawa, Illinois, a charming city nestled along the Illinois River. Prominent landmarks in this area include the historic Washington Square Park, Illinois River Water Trail, and the iconic Reddick Mansion. Visitors can explore the picturesque downtown area, filled with unique shops, restaurants, and cultural attractions. The zip code is also home to Starved Rock State Park, known for its stunning canyons and waterfalls.