Mayor Vincent C. Gray

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About OCTO


Maps & Apps

Agency Support


Office of the Chief Technology Officer

Office Hours
Monday through Friday, 8:30 am - 5:30 pm

How to Reach Us
200 I Street, SE
5th Floor
Washington, DC 20003

Phone: (202) 727-2277
Fax: (202) 727-6857
TTY: 711

FOIA Information
Agency Performance


DC Digital Inclusion 

Rob Mancini
Chief Technology Officer

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GIS Federal and Regional Organizations

DC GIS works in proud partnership with local and federal governments and organizations to keep the National Capital region on the cutting edge of geographic information systems and technology. For a selection of GIS terms, please see our Glossary, or visit the ESRI Online GIS Dictionary.


Geospatial Programs
District Agency Partners See Frequently Requested Maps
Regional GIS Programs Metropolitan Washington Council of Governments
NCR Geospatial Data Exchange
Federal Geospatial Programs
Maryland National Capital Park and Planning Commission Montgomery County
Prince George's County
Maryland Government
Virginia Government
Other Organizations Open Geospatial Consortium (OGC) Urban Institute Neighborhood Info DC
ESRI Online GIS Dictionary