| | Metrorail Blue Line | MET Subway |
| | Metrorail Green Line | MET Subway |
| | Metrorail Orange Line | MET Subway |
| | Metrorail Red Line | MET Subway |
| | Metrorail Silver Line | MET Subway |
| | Metrorail Yellow Line | MET Subway |
| | Fredericksburg Line | Virginia Railway Express Train |
| | Manassas Line | Virginia Railway Express Train |
| 1A | Wilson Blvd | MET Bus |
| 1B | Wilson Blvd | MET Bus |
| 1C | Fair Oaks - Dunn Loring | MET Bus |
| 1E | Wilson Blvd | MET Bus |
| 1Z | Wilson Blvd | MET Bus |
| 2A | Washington Blvd | MET Bus |
| 2B | Washington Blvd | MET Bus |
| 2T | Tysons Corner - Dunn Loring | MET Bus |
| 3A | Lee Highway | MET Bus |
| 3T | Pimmit Hills | MET Bus |
| 3Y | Lee Highway - Farragut Square | MET Bus |
| 4A | Pershing Drive - Arlington Blvd | MET Bus |
| 4B | Pershing Drive - Arlington Blvd | MET Bus |
| 5A | DC - Dulles | MET Bus |
| 7A | Lincolnia - North Fairlington | MET Bus |
| 7C | Lincolnia - Park Center - Pentagon | MET Bus |
| 7F | Lincolnia - North Fairlington | MET Bus |
| 7H | Lincolnia - Park Center - Pentagon | MET Bus |
| 7M | Mark Center - Pentagon | MET Bus |
| 7P | Lincolnia - Park Center - Pentagon | MET Bus |
| 7W | Lincolnia - Park Center - Pentagon | MET Bus |
| 7X | Lincolnia - Park Center - Pentagon | MET Bus |
| 7Y | Lincolnia - North Fairlington | MET Bus |
| 8S | Foxchase - Seminary Valley | MET Bus |
| 8W | Foxchase - Seminary Valley | MET Bus |
| 8Z | Foxchase - Seminary Valley | MET Bus |
| 9A | Huntington - Pentagon | MET Bus |
| 10A | Hunting Towers - Pentagon | MET Bus |
| 10B | Hunting Towers - Ballston | MET Bus |
| 10E | Hunting Towers - Pentagon | MET Bus |
| 10R | Hunting Towers - Pentagon | MET Bus |
| 10S | Hunting Towers - Pentagon | MET Bus |
| 11Y | Mt Vernon Express | MET Bus |
| 13Y | Arlington - Union Station | MET Bus |
| 15K | Chain Bridge Road | MET Bus |
| 15L | Chain Bridge Road | MET Bus |
| 15M | George Mason University - Tysons Corner | MET Bus |
| 16A | Columbia Pike | MET Bus |
| 16B | Columbia Pike | MET Bus |
| 16E | Columbia Pike | MET Bus |
| 16G | Columbia Heights West - Pentagon City | MET Bus |
| 16H | Columbia Heights West - Pentagon City | MET Bus |
| 16J | Columbia Pike | MET Bus |
| 16K | Columbia Heights West - Pentagon City | MET Bus |
| 16L | Annandale - Skyline City - Pentagon | MET Bus |
| 16P | Columbia Pike | MET Bus |
| 16X | Columbia Pike - Federal Triangle | MET Bus |
| 16Y | Columbia Pike - Farragut Square | MET Bus |
| 17A | Kings Park | MET Bus |
| 17B | Kings Park | MET Bus |
| 17F | Kings Park | MET Bus |
| 17G | Kings Park Express | MET Bus |
| 17H | Kings Park Express | MET Bus |
| 17K | Kings Park Express | MET Bus |
| 17L | Kings Park Express | MET Bus |
| 17M | Kings Park | MET Bus |
| 18E | Springfield | MET Bus |
| 18F | Springfield | MET Bus |
| 18G | Orange Hunt | MET Bus |
| 18H | Orange Hunt | MET Bus |
| 18J | Orange Hunt | MET Bus |
| 18P | Burke Centre | MET Bus |
| 18R | Burke Centre | MET Bus |
| 18S | Burke Centre | MET Bus |
| 21A | Landmark - Pentagon | MET Bus |
| 21D | Landmark - Pentagon | MET Bus |
| 22A | Barcroft - South Fairlington | MET Bus |
| 22B | Barcroft - South Fairlington | MET Bus |
| 23A | McLean - Crystal City | MET Bus |
| 23B | McLean - Crystal City | MET Bus |
| 23T | McLean - Crystal City | MET Bus |
| 25A | Ballston - Bradlee - Pentagon | MET Bus |
| 25B | Landmark - Ballston | MET Bus |
| 25C | Ballston - Bradlee - Pentagon | MET Bus |
| 25D | Ballston - Bradlee - Pentagon | MET Bus |
| 25E | Ballston - Bradlee - Pentagon | MET Bus |
| 26A | Annandale - East Falls Church | MET Bus |
| 28A | Leesburg Pike Limited | MET Bus |
| 28F | Skyline City | MET Bus |
| 28G | Skyline City | MET Bus |
| 28X | Leesburg Pike Limited | MET Bus |
| 29C | Annandale | MET Bus |
| 29G | Annandale | MET Bus |
| 29K | Alexandria - Fairfax | MET Bus |
| 29N | Alexandria - Fairfax | MET Bus |
| 29W | Pentagon - NVCC Annandale | MET Bus |
| 30N | Friendship Heights - Southeast | MET Bus |
| 30S | Friendship Heights - Southeast | MET Bus |
| 31 | Wisconsin Avenue | MET Bus |
| 32 | Pennsylvania Avenue | MET Bus |
| 33 | Wisconsin Avenue | MET Bus |
| 34 | Naylor Rd | MET Bus |
| 36 | Pennsylvania Avenue | MET Bus |
| 37 | Wisconsin Avenue Limited | MET Bus |
| 38B | Ballston - Farragut Square | MET Bus |
| 39 | Pennsylvania Avenue Limited | MET Bus |
| 42 | Mount Pleasant | MET Bus |
| 43 | Mount Pleasant | MET Bus |
| 52 | 14th Street | MET Bus |
| 53 | 14th Street | MET Bus |
| 54 | 14th Street | MET Bus |
| 60 | Fort Totten - Petworth | MET Bus |
| 62 | Takoma - Petworth | MET Bus |
| 63 | Takoma - Petworth | MET Bus |
| 64 | Fort Totten - Petworth | MET Bus |
| 70 | Georgia Avenue - 7th Street | MET Bus |
| 74 | Convention Center - Southwest Waterfront | MET Bus |
| 79 | Georgia Avenue Metro | MET Bus |
| 80 | North Capitol Street | MET Bus |
| 81 | College Park | MET Bus |
| 82 | College Park | MET Bus |
| 83 | College Park | MET Bus |
| 86 | College Park | MET Bus |
| 87 | Laurel Express | MET Bus |
| 89 | Laurel | MET Bus |
| 89M | Laurel | MET Bus |
| 90 | U Street - Garfield | MET Bus |
| 92 | U Street - Garfield | MET Bus |
| 93 | U Street - Garfield | MET Bus |
| 94 | Stanton Road | MET Bus |
| 96 | East Capitol Street - Cardozo | MET Bus |
| 97 | East Capitol Street - Cardozo | MET Bus |
| 101 | Fort Hunt Road - Mount Vernon | Fairfax Connector Bus |
| 109 | Rose Hill | Fairfax Connector Bus |
| 151 | Woodlawn | Fairfax Connector Bus |
| 152 | Groveton - Mount Vernon | Fairfax Connector Bus |
| 159 | Engleside Limited Stop | Fairfax Connector Bus |
| 161 | Hybia Valley Counter-clockwise | Fairfax Connector Bus |
| 162 | Hybia Valley Clockwise | Fairfax Connector Bus |
| 171 | Richmond Highway | Fairfax Connector Bus |
| 231 | Kingstowne Counter-clockwise | Fairfax Connector Bus |
| 232 | Kingstowne Clockwise | Fairfax Connector Bus |
| 301 | Telegraph Rd | Fairfax Connector Bus |
| 305 | Newington Forest - Silverbrook Road | Fairfax Connector Bus |
| 306 | GMU - Pentagon | Fairfax Connector Bus |
| 310 | Franconia Rd - Rolling Valley | Fairfax Connector Bus |
| 321 | Springfield Counter-clockwise | Fairfax Connector Bus |
| 322 | Springfield Clockwise | Fairfax Connector Bus |
| 333 | Newington - DLA Counter-clockwise | Fairfax Connector Bus |
| 334 | Newington - DLA Clockwise | Fairfax Connector Bus |
| 335 | Fort Belvoir Eagle Express | Fairfax Connector Bus |
| 371 | Lorton - Fullerton Rd | Fairfax Connector Bus |
| 372 | Lorton-Alban Road | Fairfax Connector Bus |
| 373 | Lorton-Fullteron Road | Fairfax Connector Bus |
| 394 | Saratoga - Pentagon Express | Fairfax Connector Bus |
| 395 | Pentagon - Gambrill Rd | Fairfax Connector Bus |
| 401 | Backlick - Gallows Rd Northbound | Fairfax Connector Bus |
| 402 | Blacklick - Gallows Rd Southbound | Fairfax Connector Bus |
| 422 | South Tysons - Greensboro Metro | Fairfax Connector Bus |
| 423 | Central Tysons - Tysons Corner Metr | Fairfax Connector Bus |
| 424 | North Tysons - Spring Hill Metro | Fairfax Connector Bus |
| 432 | Old Courthouse - Beulah | Fairfax Connector Bus |
| 461 | Flint Hill - Tapawingo - Vienna | Fairfax Connector Bus |
| 462 | Vienna - Park St | Fairfax Connector Bus |
| 463 | Vienna - Navy Federal Credit Union | Fairfax Connector Bus |
| 466 | Vienna - Oakton | Fairfax Connector Bus |
| 493 | Express Connector Lorton VRE | Fairfax Connector Bus |
| 494 | Express Connector Springfield | Fairfax Connector Bus |
| 495 | Express Connector Burke VRE | Fairfax Connector Bus |
| 505 | Reston Town Center | Fairfax Connector Bus |
| 507 | Sunrise Valley - Sunset Hills | Fairfax Connector Bus |
| 551 | Reston South - South Lakes Drive | Fairfax Connector Bus |
| 552 | Reston North - North Shore Drive | Fairfax Connector Bus |
| 553 | Reston South - Glade Drive - Viking & Pinecrest | Fairfax Connector Bus |
| 554 | Reston North - Wiehle Ave | Fairfax Connector Bus |
| 557 | Reston South - Soapstone Drive | Fairfax Connector Bus |
| 558 | Center Harbor - Lake Fairfax | Fairfax Connector Bus |
| 559 | Reston South - Glade - Soapstone | Fairfax Connector Bus |
| 574 | Tysons Corner - Reston | Fairfax Connector Bus |
| 585 | Reston South Park & Ride | Fairfax Connector Bus |
| 599 | Pentagon Express | Fairfax Connector Bus |
| 605 | Fair Oaks - Renton | Fairfax Connector Bus |
| 621 | Penderbrook - Fairfax County Govt Center | Fairfax Connector Bus |
| 622 | Penderbrook - Fair Ridge | Fairfax Connector Bus |
| 623 | Fairfax County Govt Center | Fairfax Connector Bus |
| 630 | Centreville South | Fairfax Connector Bus |
| 631 | Little Rocky Run | Fairfax Connector Bus |
| 632 | Westfields Blvd - Walney Rd | Fairfax Connector Bus |
| 640 | Stone Rd - Westfields Blvd | Fairfax Connector Bus |
| 641 | Centreville South - United Methodist Church Park & Ride | Fairfax Connector Bus |
| 642 | Sully Station | Fairfax Connector Bus |
| 644 | Centreville Park & Ride | Fairfax Connector Bus |
| 650 | Chantilly | Fairfax Connector Bus |
| 651 | Chantilly - Brookfield | Fairfax Connector Bus |
| 652 | Chantilly - Franklin Farm | Fairfax Connector Bus |
| 721 | Chain Bridge Road - Mclean | Fairfax Connector Bus |
| 724 | Lewinsville Road | Fairfax Connector Bus |
| 734 | Mclean - West Falls Church | Fairfax Connector Bus |
| 924 | Herndon Parkway - Dranesville Rd | Fairfax Connector Bus |
| 926 | Worldgate - Dranesville Rd | Fairfax Connector Bus |
| 927 | Dulles Corner - McNair Farms | Fairfax Connector Bus |
| 928 | 928 | Fairfax Connector Bus |
| 929 | Centreville Rd | Fairfax Connector Bus |
| 937 | Elden - Riverbirch | Fairfax Connector Bus |
| 950 | Herndon - Reston | Fairfax Connector Bus |
| 951 | Sunrise Valley Rd | Fairfax Connector Bus |
| 952 | Sunset Hills Rd | Fairfax Connector Bus |
| 980 | Herndon - Monroe Park & Ride | Fairfax Connector Bus |
| 981 | Tysons West Park - Dulles Airport Express | Fairfax Connector Bus |
| 983 | Wiehle - Dulles Airport | Fairfax Connector Bus |
| 985 | Air and Space Pkwy - Dulles Corner | Fairfax Connector Bus |
| A2 | Anacostia - Congress Heights | MET Bus |
| A4 | Anacostia - Fort Drum | MET Bus |
| A6 | Anacostia - Congress Heights | MET Bus |
| A7 | Anacostia - Congress Heights | MET Bus |
| A8 | Anacostia - Congress Heights | MET Bus |
| A9 | South Capitol Street | MET Bus |
| A12 | Martin Luther King Jr Highway | MET Bus |
| A42 | Anacostia - Congress Heights | MET Bus |
| A46 | Anacostia - Congress Heights | MET Bus |
| A48 | Anacostia - Congress Heights | MET Bus |
| B2 | Bladensburg Road - Anacostia | MET Bus |
| B8 | Fort Lincoln Shuttle | MET Bus |
| B9 | Fort Lincoln Shuttle | MET Bus |
| B21 | Bowie State University | MET Bus |
| B22 | Bowie State University | MET Bus |
| B24 | Bowie - Belair | MET Bus |
| B25 | Bowie - Belair | MET Bus |
| B27 | Bowie - New Carrollton | MET Bus |
| B29 | Crofton - New Carrollton | MET Bus |
| B30 | Greenbelt - BWI Airport | MET Bus |
| B31 | Crofton - New Carrollton | MET Bus |
| C2 | Greenbelt - Twinbrook | MET Bus |
| C4 | Greenbelt - Twinbrook | MET Bus |
| C8 | College Park - White Flint | MET Bus |
| C11 | Clinton | MET Bus |
| C12 | Hillcrest Heights | MET Bus |
| C13 | Clinton | MET Bus |
| C14 | Hillcrest Heights | MET Bus |
| C21 | Central Avenue | MET Bus |
| C22 | Central Avenue | MET Bus |
| C26 | Central Avenue | MET Bus |
| C28 | Pointer Ridge | MET Bus |
| C29 | Central Avenue | MET Bus |
| D1 | Glover Park - Federal Triangle | MET Bus |
| D2 | Glover Park - Federal Triangle | MET Bus |
| D3 | Ivy City - Dupont Circle | MET Bus |
| D4 | Ivy City - Franklin Square | MET Bus |
| D5 | MacArthur Blvd - Georgetown | MET Bus |
| D6 | Sibley Hospital - Stadium - Armory | MET Bus |
| D8 | Hospital Center | MET Bus |
| D12 | Oxon Hill - Suitland | MET Bus |
| D13 | Oxon Hill - Suitland | MET Bus |
| D14 | Oxon Hill - Suitland | MET Bus |
| DCD | DC Circulator: Dupont - Georgetown - Rosslyn | DC Circulator Bus |
| DCG | DC Circulator: Georgetown - Union Station | DC Circulator Bus |
| DCP | DC Circulator: Potomac Avenue Metro - Skyland | DC Circulator Bus |
| DCU | DC Circulator: Union Station - Navy Yard | DC Circulator Bus |
| DCW | DC Circulator: Woodley Park - Adams Morgan - McPherson Square | DC Circulator Bus |
| E2 | Military Road - Crosstown | MET Bus |
| E3 | Military Road - Crosstown | MET Bus |
| E4 | Military Road - Crosstown | MET Bus |
| E6 | Chevy Chase | MET Bus |
| F1 | Chillum Road | MET Bus |
| F2 | Chillum Road | MET Bus |
| F4 | Prince George's - Silver Spring | MET Bus |
| F6 | Prince George's - Silver Spring | MET Bus |
| F8 | Prince George's - Langley Park | MET Bus |
| F12 | Ardwick Industrial Park Shuttle | MET Bus |
| F13 | Cheverly - Washington Business Park | MET Bus |
| F14 | Sheriff Road - Capitol Heights | MET Bus |
| G2 | P Street - LeDroit Park | MET Bus |
| G8 | Rhode Island Avenue | MET Bus |
| G12 | Greenbelt - New Carrollton | MET Bus |
| G13 | Greenbelt - New Carrollton | MET Bus |
| G14 | Greenbelt - New Carrollton | MET Bus |
| G16 | Greenbelt - New Carrollton | MET Bus |
| H1 | Brookland - Potomac | MET Bus |
| H2 | Crosstown | MET Bus |
| H3 | Crosstown | MET Bus |
| H4 | Crosstown | MET Bus |
| H6 | Brookland - Fort Lincoln | MET Bus |
| H8 | Park Road - Brookland | MET Bus |
| H9 | Park Road - Brookland | MET Bus |
| H11 | Marlow Heights - Temple Hills | MET Bus |
| H12 | Marlow Heights - Temple Hills | MET Bus |
| H13 | Marlow Heights - Temple Hills | MET Bus |
| J1 | Bethesda - Silver Spring | MET Bus |
| J2 | Bethesda - Silver Spring | MET Bus |
| J3 | Bethesda - Silver Spring | MET Bus |
| J4 | College Park - Bethesda Limited | MET Bus |
| J5 | Twinbrook - Silver Spring | MET Bus |
| J7 | I-270 Express | MET Bus |
| J9 | I-270 Express | MET Bus |
| J11 | Marlboro Pike | MET Bus |
| J12 | Marlboro Pike | MET Bus |
| J13 | Marlboro Pike | MET Bus |
| K2 | Takoma - Fort Totten | MET Bus |
| K6 | New Hampshire Ave - Maryland | MET Bus |
| K9 | New Hampshire Ave - Maryland Limited | MET Bus |
| K11 | Forestville | MET Bus |
| K12 | Forestville | MET Bus |
| K13 | Forestville | MET Bus |
| L1 | Connecticut Ave | MET Bus |
| L2 | Connecticut Ave | MET Bus |
| L8 | Connecticut Ave - Maryland | MET Bus |
| M4 | Nebraska Ave | MET Bus |
| M6 | Fairfax Village | MET Bus |
| METROWAY | | MET Bus |
| N2 | Massachusetts Ave | MET Bus |
| N3 | Massachusetts Ave | MET Bus |
| N4 | Massachusetts Ave | MET Bus |
| N6 | Massachusetts Ave | MET Bus |
| NH1 | National Harbor | MET Bus |
| NH3 | National Harbor | MET Bus |
| P6 | Anacostia - Eckington | MET Bus |
| P12 | Eastover - Addison Road | MET Bus |
| P17 | Oxon Hill - Fort Washington | MET Bus |
| P18 | Oxon Hill - Fort Washington | MET Bus |
| P19 | Oxon Hill - Fort Washington | MET Bus |
| Q1 | Veirs Mill Road | MET Bus |
| Q2 | Veirs Mill Road | MET Bus |
| Q4 | Veirs Mill Road | MET Bus |
| Q5 | Veirs Mill Road | MET Bus |
| Q6 | Veirs Mill Road | MET Bus |
| R1 | Riggs Road | MET Bus |
| R2 | Riggs Road | MET Bus |
| R3 | Greenbelt - Fort Totten | MET Bus |
| R4 | Queens Chapel Road | MET Bus |
| R11 | Kenilworth Avenue | MET Bus |
| R12 | Kenilworth Avenue | MET Bus |
| REX | Richmond Highway Express Bus | MET Bus |
| RIBS1 | Lake Anne - Hunters Wood | Fairfax Connector Bus |
| RIBS2 | South Lakes Drive | Fairfax Connector Bus |
| RIBS3 | Hunters Wood - Lake Anne | Fairfax Connector Bus |
| RIBS4 | North Point | Fairfax Connector Bus |
| RIBS5 | Herndon | Fairfax Connector Bus |
| S1 | 16th Street - Potomac Park | MET Bus |
| S2 | 16th Street | MET Bus |
| S4 | 16th Street | MET Bus |
| S9 | 16th Street Limited | MET Bus |
| T2 | River Road | MET Bus |
| T14 | Rhode Island Ave - New Carrollton | MET Bus |
| T18 | Annapolis Road | MET Bus |
| TAGS | Springfield Circulator-Metro Park Shuttle | MET Bus |
| U2 | Minnesota Avenue - Anacostia | MET Bus |
| U4 | Sheriff Road - River Terrace | MET Bus |
| U5 | Mayfair - Marshall Heights | MET Bus |
| U6 | Mayfair - Marshall Heights | MET Bus |
| U8 | Capitol Heights - Benning Heights | MET Bus |
| V5 | Fairfax Village - L'Enfant Plaza | MET Bus |
| V7 | Minnesota Ave - M Street | MET Bus |
| V8 | Minnesota Ave - M Street | MET Bus |
| V9 | Minnesota Ave - M Street | MET Bus |
| V12 | District Heights - Suitland | MET Bus |
| V14 | District Heights - Seat Pleasant | MET Bus |
| V15 | District Heights - Seat Pleasant | MET Bus |
| W1 | Shipley Terrace - Fort Drum | MET Bus |
| W2 | United Medical Center - Anacostia | MET Bus |
| W3 | United Medical Center - Anacostia | MET Bus |
| W4 | Deanwood - Alabama Ave | MET Bus |
| W5 | DC Village - Anacostia | MET Bus |
| W6 | Garfield - Anacostia Loop | MET Bus |
| W8 | Garfield - Anacostia Loop | MET Bus |
| W9 | L'enfant Plaza Station - Livingston / Coast Guard HQ | MET Bus |
| W13 | Bock Road | MET Bus |
| W14 | Bock Road | MET Bus |
| W15 | Camp Springs - Indian Head Highway | MET Bus |
| W19 | Indian Head Express | MET Bus |
| X1 | Benning Road | MET Bus |
| X2 | Benning Road - H Street | MET Bus |
| X3 | Benning Road | MET Bus |
| X8 | Maryland Ave | MET Bus |
| X9 | Benning Road - H Street Limited | MET Bus |
| Y2 | Georgia Ave - Maryland | MET Bus |
| Y7 | Georgia Ave - Maryland | MET Bus |
| Y8 | Georgia Ave - Maryland | MET Bus |
| Z2 | Colesville - Ashton | MET Bus |
| Z6 | Calverton - Westfarm | MET Bus |
| Z8 | Fairland | MET Bus |
| Z9 | Laurel - Burtonsville Express | MET Bus |
| Z11 | Greencastle - Briggs Chaney Express | MET Bus |
| Z13 | Greencastle - Briggs Chaney Express | MET Bus |
| Z29 | Laurel - Burtonsville Express | MET Bus |