1318 Topeka Ave., PO Box 627
Lyndon, KS 66451
Three Lakes Educational Cooperative - Interlocal #620 provides comprehensive special education services to all eligible children from birth to 21 years of age in six school districts in Osage and Western Franklin Counties in Kansas. School districts served include: USD 287-West Franklin; USD 420-Osage City; USD 421-Lyndon; USD 434-Santa Fe Trail ; USD 454-Burlingame; and USD 456-Marais des Cygnes Valley. We employ related service staff who provide physical, occupational, speech and language therapies, as well as, early childhood ...