While most 205xx ZIP codes are associated with Washington, D.C., 20598 is specifically assigned to federal agencies operating out of Virginia locations like and Arlington . Primary City: Alexandria, VA
If you're looking for a or a particular file with this name, let me know so I can help you find more details. 20598zip
When mailing a federal agency using this code, use the official address provided by the agency (e.g., TSA Headquarters). While most 205xx ZIP codes are associated with Washington, D