Some, but not all, will observe Veterans Day on Monday with a day off from work.
The closings will include state and federal offices, the McClain County Courthouse and city offices in Purcell, Goldsby, Lexington, Washington and Wayne.
There will be no mail delivery.
McClain Bank will be closed, but First United Bank will be open as usual.
There will be no holiday for faculty, staff and students across the area.
Schools in Purcell, Lexington, Washington and Wayne will have class.
Also open will be Mid-America Technology Center.