(Washington, DC) - Effective April 14 at 4:30 pm, OTR's satellite office at the Penn Branch shopping center, located at 3220 Pennsylvania Avenue, SE, will be closed.  

Taxpayers seeking assistance should visit OTR’s Walk-In Service Center, located at 941 North Capitol Street, NE, on the first floor, 8:15 am to 5:30 pm Monday through Friday or by calling (202) 727-4TAX (4829).