Go back to directory. Add to Address Book. Century 21 Northstar Century 21 Northstar Contact: Cheryl VanCleef Work 1801 1st Avenue, Suite 4-C P.O. Box 2729 Longview WA 98632 work Work Phone: 360-425-2870work Work Phone: 360-425-5442work Work Email: cheryl.vancleef@century21.comINTERNET Categories: REALTOR Updated 2 years ago.