Districts And SIGsThe APTA/Colorado Chapter is divided into four districts: West Slope, Northeast, Southeast and Mile High. These districts provide local resources to members within their geographic areas in Colorado. The Chapter also recognizes five statewide Special Interest Groups, or SIGs. They are: CAReSIG (Colorado Acute/Rehab SIG), Pediatric SIG, Private Practice SIG, PTA SIG, Student SIG. Districts Mile High District Northeast District Southeast District Special Interest Groups |