MOCK LISTINGS
The Capital Beltway

EXIT	DESTINATION		COMMENTARY
	OUTER NORTH	INNER SOUTH
2S	NORTH Washington Baltimore		I-995 replaces I-295
2N	National Harbor Rd National Harbor
3S	SOUTH Indian Head
3N	NORTH Forest Heights
3X	SOUTH Indian Head
	NORTH END OF EXPRESS LANES
5S	SOUTH Oxon Hill
5N	NORTH Marlow Heights
8S	SOUTH Waldorf
8N	NORTH Silver Hill
10	Andrews AFB Morningside	Andrews AFB Morningside	Split into a pair of half-diamond interchanges 1/2 mile apart
12E	EAST Upper Marlboro
12N	NORTH Washington
14	Ritchie–Marlboro Rd Upper Marlboro Capitol Heights
15	Largo Seat Pleasant	EAST Largo	Exit 15E on the inner loop
		WEST Seat Pleasant	Exit 15W on the inner loop
16	Arena Dr FedEx Field
17	Upper Marlboro Bladensburg	SOUTH Upper Marlboro	Exit 17S on the inner loop
		NORTH Bladensburg	Exit 17N on the inner loop
19E	EAST Annapolis		I-195 replaces US 50
19W	WEST Washington
20	EAST Lanham	Lanham Bladensburg	Exit 20E on the outer loop
	WEST Bladensburg		Exit 20W on the outer loop
23N	Baltimore–Washington Pkwy NORTH Baltimore
23S	Baltimore–Washington Pkwy SOUTH Washington
24	Greenbelt Bladensburg
25		Greenbelt Station
26	Laurel College Park	SOUTH College Park	Exit 26S on the inner loop
		NORTH Laurel	Exit 26N on the inner loop
		SOUTH INNER
27	NORTH Baltimore
	OUTER
29N	NORTH White Oak
29S	SOUTH Takoma Park
30	Wheaton Langley Park	EAST Langley Park	No westbound entrance from MD 193 West
31N		NORTH Columbia
31S	SOUTH Silver Spring
32N	NORTH Wheaton
32S		SOUTH Silver Spring
34	Kensington Chevy Chase
35	NORTH Rockville	SOUTH Bethesda
35A	NORTH Frederick		I-170 replaces I-270
37	Rockville Bethesda
39		TO  NORTH Rockville Frederick	I-570 represents the former I-270 spur that was unsigned. I-170 replaces I-270
40	Washington Potomac	WEST Potomac	Exit 40W on the inner loop
		EAST Washington	Exit 40E on the inner loop
41	Cabin John Pkwy SOUTH Glen Echo		No commercial vehicles
42	Clara Barton Pkwy WEST Carderock		Southbound access to eastbound parkway is via exit 41 No commercial vehicles
43	George Washington Pkwy SOUTH Washington		No commercial vehicles
44	Langley Great Falls
	NORTH END OF EXPRESS LANES
46W	TOLL  WEST Reston Herndon Dulles Airport
46WX	TOLL  WEST Reston Herndon Dulles Airport		Express lane exit
	EAST TO  EAST Washington		I-181 replaces I-66
46X	Scotts Crossing Rd Jones Branch Dr
47S	SOUTH Tysons Corner
47N	NORTH McLean	SOUTH TO EAST McLean
48W	WEST Tysons Corner
48E	EAST Falls Church
49W	WEST Manassas Front Royal		I-181 replaces I-66
49WX	WEST Manassas Front Royal		Express lane exit I-181 replaces I-66
49E		EAST Washington
49EX		EAST Washington	Express lane exit
50W	WEST TO  Fairfax
50E	EAST Arlington
52	Gallows Rd
53W	WEST Fairfax
53E	EAST Annandale
55W	WEST Braddock Rd
55E	EAST Braddock Rd
	SOUTH END OF EXPRESS LANES
		INNER
58S	SOUTH Richmond
58X	EXP SOUTH EXP NORTH
171N	NORTH Washington
171S		SOUTH Richmond
172	Franconia
174	Eisenhower Ave Conn Alexandria
	SOUTH END OF EXPRESS LANES
176S	SOUTH Alexandria
176N	TO Alexandria Linconia
177X	Eisenhower Ave		Express Lane exit
177S	SOUTH Fort Belvoir		Entrances include direct entrance ramps onto Express Lanes
177N	NORTH Alexandria		Entrances include direct entrance ramps onto Express Lanes No access to northbound Express Lanes from VA 1 north
177A		Mount Vernon	Southbound exit only
	OUTER NORTH	INNER SOUTH