Altenbernt Law Google Map 273 Bluegrass Pkwy, Oswego, IL 60543 Altenbernt Law info Address: 273 Bluegrass Pkwy, Oswego, IL 60543 Website: Telephone: (630) 205-0578 Zipcode: 67356 City: Oswego State: Kansas Work Time: Monday 8AM–8PM,Tuesday 8AM–8PM,Wednesday 8AM–8PM,Thursday 8AM–8PM,Friday 8AM–8PM,Saturday 8AM–8PM,Sunday Closed