Maryland & DC:
- UTILITIES
Washington Gas 800-752-7520
PEPCO (Electric) 202-833-7500 - WATER
WSSC (Water) 301-206-4001
City of Rockville (water & refuse) 240-314-8420
DC (Water) 202-354-3600
Frederick Water 301-600-1440 
Virginia:
- UTILITIES
Northern Virginia Electric Coop 888-335-0500
Fairfax County 703-698-5800
Arlington 703-228-3636
Washington Gas 703-750-1000 
ADDITIONAL RESOURCES
- Montgomery County Public Schools 301-279-3000
 - MD Motor Vehicle Administration 800-248-4160
 - MD National Capital Park & Planning 301-495-4610
 
Phone, Internet and TV
- TELEVISION
Comcast Cable TV 301-424-4400
Direct TV 800-937-9216
Verizon Fios 888-555-1555
COX 877-460-3764 
Tax Assessment and Tax Appeal
Maryland:
- Tax Assessment Appeal
 - Montgomery County Tax Bill
 - Prince George’s Tax Bill
 - Prince George’s Tax Facts
 - Frederick County Tax Bill
 - State Department of Assessments and Taxation
 
District of Columbia:
Alexandria, VA:
Arlington, VA:
Fairfax, VA
