Federal offices, banks, the post office and some schools are closed Monday due to the Columbus Day holiday.Dawson County Courthouse and county offices, the Dawson County Public Library and the Lamesa Area Chamber of Commerce are all closed for the holiday.The post office and all banks won’t be open for business Monday.Lamesa City Hall is open Monday. The Dawson County Senior Citizens Center will be open for the holiday.The majority of schools in Dawson County are taking the day off.It’s still a school day for Lamesa and Borden County students.There’s no school for students enrolled in Klondike, Sands at Ackerly ...