What’s open, closed for MLK DayAll county, state and federal offices, banks, the stock market and Postal Service will be closed today in observance of Martin Luther King Jr. Day. No classes for most school districts, including: Azle, Aledo, Arlington, Birdville, Burleson, Carroll, Castleberry, Crowley, Eagle Mountain-Saginaw, Forth Worth, Grapevine-Colleyville, Hurst-Euless-Bedford, Keller, Kennedale, Lake Worth, Mansfield, Northwest, Weatherford, White Settlement. Colleges, universities closed: University of Texas at Arlington, University of North Texas, TCU, Texas Wesleyan, Tarrant County College (all campuses). Municipal offices closed: Arlington, Fort Worth, Mansfield, North Richland Hills, Southlake, Weatherford. Municipal offices open: Bedford, Colleyville, Euless, Grapevine, Hurst, Keller, Richland Hills. Trash pickup: Service as usual in most cities; check with municipal website for details.