Contact Us A1Siouxland August 27, 2015 October 21, 2020Contact Info Siouxland Lock and Key 216 W 7th Street Sioux City, IA 51103 United States (712) 258-4730 siouxlandlockandkey.com Mon-Fri: 8:00 AM-5:00 PMSat: 8:00 AM-12:00 PMSun: ClosedAfter Hours Mobile Service Available Leave a Google ReviewWhere You Can Find Us