10
495
395
95
7
V I R G I N I A V I R G I N I A
M A R Y L A N D M A R Y L A N D
P
O
T
O
M
A
C
R
I
V
E
R
N
▲
295
81
270
95
7
66
70
W E S T
V I R G I N I A
495
395
C
495
28
Mt. Airy
Frederick
Hagerstown
Sykesville
Gaithersburg
Rockville
Sandy
Spring
Leesburg
Manassas
Warrenton
Alexandria
Fort Belvoir
Arlington
Bethesda
Falls
Church
Fairfax
Silver
Spring
Wheaton
Washington
50
Culpeper
Front
Royal
Sterling
Fredericksburg
Winchester
Springfield
Reston
Kensington
Annandale
Montgomery
Village
McLean
30
29
Lorton
Mt. Vernon
Woodbridge
Dunn
Loring
Richmond
27
Germantown
31
49
Williamsport
Lake Ridge
33
15
29
66
2
16
Ashburn
29
43
26
9
12
11
19
7
6
47
48
8
34
35
32
45
17
