| 1936 | Current # | Name | Terminals | Via | Buses started | Company | Notes | |
|---|---|---|---|---|---|---|---|---|
| 10 | X2 (H Street/Benning Road), V8 (Kenilworth Avenue) | Kenilworth/Benning Road/H Street/Rosslyn/Ballston | Rosslyn (earlier Ballston) | Kenilworth | M Street, Pennsylvania Avenue, New York Avenue, Massachusetts Avenue, H Street, Benning Road | May 1, 1949 (not counting the Virginia portion; see elsewhere) | Washington and Georgetown Railroad (CT Pennsylvania Avenue Line) west of the White House; Columbia Railway (WR&E Columbia Line) east of the White House | 1922: WR&E Columbia Line, 15th & NY NW to Kenilworth |
| 12 | U8 | Seat Pleasant | ? | Seat Pleasant | May 1, 1949 | (WR&E Columbia Line) | ||
| 20 | D6? | Cabin John | Cabin John | Union Station | M Street, Pennsylvania Avenue, 1st Street? | January 3, 1960 | (WR&E Georgetown-Connecticut Avenue Line, later Cabin John Line) west of Georgetown; Georgetown and Tennallytown Railway (WR&E Tennallytown Line) in Georgetown; Washington and Georgetown Railroad (CT Pennsylvania Avenue Line) east of Georgetown | 1922: CT Georgetown-Union Station-Potomac Park Line, 8th & F NE to 36th & M NW |
| 22 | Cabin John[1] | |||||||
| 30 | 30 | Pennsylvania/Wisconsin | Friendship Heights | 17th Street SE | Wisconsin Avenue, Pennsylvania Avenue | January 3, 1960 | Georgetown and Tennallytown Railway (WR&E Tennallytown Line) on Wisconsin Avenue; Washington and Georgetown Railroad (CT Pennsylvania Avenue Line) on Pennsylvania Avenue to 8th Street; (CT Pennsylvania Avenue Southeast Extension) east of 8th Street | 1922: WR&E Tennallytown-Rockville Line, Wisconsin & M NW to Rockville; WR&E Massachusetts Avenue Line, Wisconsin & M NW? to district line on Mass Ave; CT Georgetown-17th St SE-26th and Pennsylvania Avenue Line, 17th & PA SE to 36th & M NW or 26th & PA NW |
| 34 | Pennsylvania Avenue[2] | |||||||
| 40 | 96 | East Capitol Street | Mount Pleasant | Lincoln Park (15th Street E) | Connecticut Avenue, ?, East Capitol Street | January 28, 1962 | Connecticut Avenue and Park Railway (WR&E Georgetown-Connecticut Avenue Line) on Connecticut Avenue; Metropolitan Railroad (WR&E Georgetown-Connecticut Avenue Line) on East Capitol Street and F Street | 1922: WR&E Georgetown-Lincoln Park Line, 14th & E Capitol to Cabin John; WR&E Mount Pleasant Line, 1st & E SE to Mount Pleasant via Union Station |
| 42, D6 (F Street/D Street) | 42 | Mount Pleasant/Connecticut (south)/F Street/D Street | Mount Pleasant | 13th Street NE | Connecticut Avenue, F Street?, G Street, Massachusetts Avenue, C Street/D Street | December 3, 1961 | Connecticut Avenue and Park Railway (WR&E Georgetown-Connecticut Avenue Line) on Connecticut Avenue; (WR&E East Washington Line?) on C Street/D Street | 1922: WR&E Mount Pleasant Line, 13th & D NE to Mount Pleasant |
| 44 | Mount Pleasant[3] | |||||||
| 50 | 52 | 14th Street | Bureau of Engraving | Decatur | 14th Street | January 28, 1962 | Capitol, North O Street and South Washington Railway (WR&E) south of the White House; Washington and Georgetown Railroad (CT Fourteenth Street Line) north of the White House | 1922: CT Georgetown-Park Road-26th and G Streets Line, 14th & Park NW to 36th & M NW or 26th & G NW; CT Fourteenth Street-Union Station Line, 14th & Colorado NW, 14th & Decatur NW, or 14th & Park NW to Union Station or 8th & F NE |
| 52 | 14th Street-U Street-11th Street | January 28, 1962 | ||||||
| 54 | 54 | 14th Street-Pennsylvania Avenue | Navy Yard | Colorado | 8th Street, Pennsylvania Avenue, 14th Street | January 28, 1962 | Washington and Georgetown Railroad (CT Fourteenth Street Line and Pennsylvania Avenue Line) | 1922: CT Fourteenth Street-Navy Yard Line, Takoma Park or 14th & Colorado NW to 8th & M SE (connects with cars to Sligo Park at Takoma Park) |
| 58?? | 14th Street-Takoma | Bureau of Engraving? | Takoma | April 1936 | ||||
| 60 | 66 | 11th Street | 6th Street SW | Monroe | Pennsylvania Avenue, 9th Street, 11th Street | December 3, 1961 | Capitol, North O Street and South Washington Railway (WR&E Eleventh Street Line) | 1922: WR&E Brookland-11th Street Line, Brookland to 11th & Monroe NW |
| 62 | 11th Street[4] | |||||||
| 70 | 70 | 7th Street/Georgia Avenue | D Street | Alaska | 2nd Street/3rd Street, Independence Avenue, 7th Street, Georgia Avenue | January 3, 1960 | Washington and Georgetown Railroad (CT Seventh Street Line) south of Florida Avenue; Brightwood Railway (WR&E Ninth Street-Brightwood Line) north of Florida Avenue | 1922: WR&E Ninth Street Line, Steamboat Wharves to Forest Glen; WR&E LeDroit Park Line, Steamboat Wharves to Georgia & W NW |
| 72 | 52/54 | Georgia Avenue-Takoma | P Street | Takoma | Maine Avenue, 7th Street, Georgia Avenue, Butternut Street | January 3, 1960 | Washington and Georgetown Railroad (CT Seventh Street Line) south of Florida Avenue; Brightwood Railway (WR&E Ninth Street-Brightwood Line) north of Florida Avenue | 1922: WR&E Ninth Street Line, Congress Heights to Takoma Park |
| 74 | 60 | Upshur/Soldiers' Home | P Street | Soldiers' Home | Maine Avenue, 7th Street, Georgia Avenue, Upshur Street | January 3, 1960 | Washington and Georgetown Railroad (CT Seventh Street Line) south of Florida Avenue; Brightwood Railway (WR&E Ninth Street-Brightwood Line) north of Florida Avenue | 1922: WR&E Ninth Street Line, Steamboat Wharves to Soldiers' Home |
| 76 | Georgia Avenue-7th Street[5][6] | |||||||
| 80 | 80 | North Capitol Street | Rosslyn | Brookland | M Street, Pennsylvania Avenue, G Street, North Capitol Street, Michigan Avenue, Monroe | September 7, 1958 (not counting the Virginia portion - cut back from Rosslyn August 28, 1956) | Washington and Georgetown Railroad (CT Pennsylvania Avenue Line) west of the White House; (WR&E Brookland Line?) east of the White House | 1922: WR&E Brookland-11th Street Line, Brookland to 11th & Monroe NW |
| 82 | 82/P6 | Maryland/R Street-Rhode Island | C Street NW (Potomac Park) | Branchville | 18th Street/19th Street, G Street, 5th Street, New York Avenue, R Street, Rhode Island Avenue | September 7, 1958 | (CT 18th and 19th Streets Extension); Washington and Georgetown Railroad (CT Pennsylvania Avenue Line); Eckington and Soldiers' Home Railway (WR&E Maryland Line?) | 1922: WR&E Washington-Interurban Line, 15th & H NE to East Riverdale; CT Georgetown-Union Station-Potomac Park Line, 8th & F NE to 18th & Virginia NW |
| 84 | Branchville-Beltsville | Branchville | Beltsville | 1922: WR&E Maryland Line, 15th & G NW to Laurel | ||||
| 90 | 96 | New Jersey Avenue | 17th Street SE | Calvert Bridge | Pennsylvania Avenue, 1st Street, Massachusetts Avenue, New Jersey Avenue, U Street | January 28, 1962 | (CT Pennsylvania Avenue Southeast Extension); (CT Pennsylvania Avenue Line); (CT New Jersey Avenue Line); (CT U Street Line) | 1922: CT Chevy Chase Lake-Potomac Park Line, Chevy Chase Lake to 18th & Virginia NW; CT Seventh Street-Chevy Chase Line, Chevy Chase Circle to 4.5 & P SW; CT New Jersey Avenue Line, 8th & M SE to 20th & Calvert NW |
| 92 | 90/92 | U Street/Florida Avenue/8th Street | Navy Yard | Calvert Bridge | 8th Street, Florida Avenue, U Street | January 28, 1962 | (CT Pennsylvania Avenue Line); (CT Florida Avenue and Eighth Street Northeast Line); (CT U Street Line) | 1922: CT Florida Avenue Line, 8th & M SE to 7th & PA NW |
| A2 | A | Anacostia-Congress Heights | June 16, 1935 | |||||
| B2 | B2 | Bladensburg | April 22, 1923 | |||||
| C2 | Naylor Gardens | December 1, 1923 | ||||||
| F4 | 4th Street NE | 1920s | ||||||
| G2 | G2 | P Street/LeDroit Park | January 7, 1935; June 16, 1935 | |||||
| J2 | Kennedy Street/3rd Street/Takoma | April 1936 | ||||||
| L2 | L2 | Connecticut-18th Street | September 16, 1935 | |||||
| L6 | Connecticut-Garrett Park | September 16, 1935 | ||||||
| M2 | Capitol Hill-4th Street | 1930s | ||||||
| N2 | N | Massachusetts | May 13, 1925 | |||||
| T2 | Takoma-Old Bladensburg Road | 1927 | ||||||
| T6 | Wisconsin-Naval Hospital | August 4, 1935 | ||||||
| V2 | 4th Street | 1930s | ||||||
| Z2 | Y | Georgia Avenue-Forest Glen | December 15, 1924 | |||||
WR&E controlled Washington, Baltimore and Annapolis Electric Railroad?