Need facility-related assistance?
The DFM Call Center is open from 6:00 a.m. to 4:30 p.m., Monday through Friday.
Phone #: 240-740-2300
This web page is for managing facilities that need to be changed over from:
heat to A/C (Spring) or A/C to heat (Fall.)
If a facility is not listed it is because that facility does not need to be changed over.
This web page is maintained by the Division of Maintenance and Operations
Data Last Updated: