The information from this site primary originated from Creighton Rabs. Information is research by Michael Greene, Chuck Greene, Doug Diehl, Motor Bus Coach Society. Thanks must go to Andris A. Kristopans for data on the NABI buses, to Craig Barnes for information on the Neoplan AK series, and to Bob Sauer for information on the 1979-1980 WMATA leased buses.
| Fleet Nos. | Manuf. | YEAR | Model | Serial Number |
|---|---|---|---|---|
| 1200-1214 | GM | 1969 | T6H4521A | 316-330 |
| 4335-4345 | GM | 1970 | T6H5306A | 331-341 |
| 4346 | GM | 1970 | T6H5306A | 330 |
| 4347-4353 | GM | 1970 | T6H5306A | 343-349 |
| 4354 | GM | 1970 | T6H5306A | 342 |
| 4355-4359 | GM | 1970 | T6H5306A | 351-355 |
| 4360 | GM | 1970 | T6H5306A | 350 |
| 4361-4367 | GM | 1970 | T6H5306A | 357-363 |
| 4368 | GM | 1970 | T6H5306A | 356 |
| 4369 | GM | 1970 | T6H5306A | 365 |
| 4370 | GM | 1970 | T6H5306A | 364 |
| 4371-4375 | GM | 1970 | T6H5306A | 367-371 |
| 4376 | GM | 1970 | T6H5306A | 366 |
| 4377-4383 | GM | 1970 | T6H5306A | 373-379 |
| 4384 | GM | 1970 | T6H5306A | 372 |
| 4385-4404 | GM | 1970 | T6H5306A | 287-306 |
| 4405-4413 | GM | 1970 | T6H5306A | 321-329 |
| 4414 | GM | 1970 | T6H5306A | 320 |
| 4415-4427 | GM | 1970 | T6H5306A | 307-319 |
| 206-211 | GM | 1970 | T6H5306A | 380-385 |
| 3914-3915 | GM | 1970 | SDM5302 | 114-115 |
| 3916 | GM | 1970 | SDM5302 | 113 |
| 1150-1156 | GM | 1970 | TDH3301A | 087-093 |
| 253-257 | GM | 1970 | TDH5304 | 1834-1838 |
| 6000-6074 | Flxible | 1971-72 | 111CD-D0 | 55522-55596 |
| 300-324 | Flxible | 1972 | 111CD-D0 | 55597-55621 |
| 6075-6224 | Flxible | 1973 | 111CD-D0 | 56950-57099 |
| 6225-6273 | Flxible | 1973 | 111CD-D0 | 56881-56929 |
| 6274-6283 | Flxible | 1973 | 111CD-D0 | 56940-56949 |
| 6284-6313 | Flxible | 1973 | 111CD-D0 | 56851-56880 |
| 325-334 | Flxible | 1973 | 111CD-D0 | 56930-56939 |
| 335-359 | Flxible | 1973 | 111DD-D0 | 56826-56850 |
| 1215-1240 | Flxible | 1973 | 111DD-D0 | 56800-56825 |
| 6314-6372 | Flxible | 1973-75 | 53096-8-1 | 59112-59160 |
| 6373 | Flxible | 1973-75 | 53096-8-1 | 59111 |
| 6374-6663 | Flxible | 1973-75 | 53096-8-1 | 59112-59461 |
| 6664 | Flxible | 1973-75 | 53096-8-1 | 59161 |
| 1241-1270 | Flxible | 1974-75 | 45096-6-1 | 59511-59540 |
| 360-407 | Flxible | 1975 | 45096-8-1 | 59463-59510 |
| 6284-6293 | Flxible | 1976 | 111CD-D0 | 56851-56860 |
| 284-293 | Flxible | 1976 | 111CD-D0 | 56930-56939 |
| 1157-1161 | Flxible | 1976 | 35096-6-1 | 61061-61065 |
| 4450-4451 | GM | 1977 | TDH3501 | 149-150 |
| 4452 | GM | 1977 | TDH3501 | 152 |
| 4453-4457 | GM | 1977 | TDH3501 | 535-539 |
| 8000-8264(I) | GM | 1980 | RTS T8W6 | A135-A399 |
| 8265-8284 | GM | 1980 | RTS T8J60 | A400-A419 |
| 4458-4470 | GM | 1980 | RTS T7W6 | A533-A545 |
| 8285 | Neoplan | 1982 | AN440-A | CL013137 |
| 8286-8390 | Neoplan | 1982 | AN440-A | CL013032-CL013136 |
| 8391-8424 | Neoplan | 1982 | AN440-A | CL013138-CL013171 |
| 8425-8429 | Neoplan | 1982 | AN440-A | CL013175-CL013179 |
| 8430-8432 | Neoplan | 1982 | AN440-A | CL013172-CL013174 |
| 8433-8434 | Neoplan | 1982 | AN440-A | CL013180-CL013181 |
| 8435-8584 | Neoplan | 1983 | AN440-A | DL013099-DL013248 |
| 8601 | Neoplan | 1984 | AN440-A | EL013494 |
| 8602-8725 | Neoplan | 1984 | AN440-A | EL013342-EL013465 |
| 1301-1325 | Neoplan | 1984 | AN435-A | EL013466-EL013490 |
| 7001-7050 | Volvo | 1984 | B-10m Art | LIST C |
| 8726-8875 | Neoplan | 1985 | AN440-A | FL013150-FL013274 |
| 8590 | Volvo | 1985 | B-10m Tra | FA010206 |
| 3000-3131 | Neoplan | 1986 | AN440-A | HL013001-HL013132 |
| 3132-3251 | Neoplan | 1987 | AN440-A | HL013410-HL013529 |
| 3252-3371 | Neoplan | 1988 | AN440-A | JL013023-JL013142 |
| 3372-3491 | Neoplan | 1989 | AN440-A | KL013286-KL013405 |
| 5001 (I) | NABI | 1996 | 416.08TA | TA288279 |
| 5002-5400 | NABI | 1996 | 416.08TA | TA288280-TA288678 |
| 5001 (II) | NABI | 1996 | 416.08TA | TA288679 |
| 2001-2010 | Ford/CMC | 1997 | PH6F-216( | LIST F |
| 2011-2051 | Ford/CMC | 1998 | PH6F-216( | LIST F |
| 2052-2069 | Ford/CMC | 1999 | PH6F-216( | LIST F |
| 4501 (I) | MetroTra | 1998 | Legacy | XC030305 |
| 7101 | Neoplan | 1998 | AN460-A | XL013092 |
| 7102-7255 | Neoplan | 1999 | AN460-A | YL013001-YL013154 |
| 5401 | New Flyer | 2000 | D40LF | YU021366 |
| 4501 (II) | ElDorado | 2001 | Transmar | 1C084098 |
| 4502-4580 | ElDorado | 2001 | Transmar | 1C084147-1C084225 |
| 5402-5500 | New Flyer | 2001 | D40LF | 1U023027-1U023125 |
| 5501-5600 | New Flyer | 2002 | D40LF | 2U023825-2U023924 |
| 5601H-5602H | New Flyer | 2002 | DE40LF | 2U024127-2U024128 |
| 5603H-5612H | New Flyer | 2003 | DE40LF | 3U025528-3U025537 |
| 5613-5712 | New Flyer | 2003 | D40LF | 3U024757-3U024856 |
| 2070 | Freightlin | 2004 | Champion | —————– |
| 2071-2097 | Freightlin | 2004 | Champion | 4CM73418-4CM73444 |
| 5713 | New Flyer | 2004 | D40LF | 4U026119 |
| 5714-5812 | New Flyer | 2004 | D40LF | 4U026273-4U024371 |
| 5813-5830 | New Flyer | 2004 | D40LF | 4U026595-4U026612 |
| 5831H-5850H | New Flyer | 2004 | DE40LF | 4U026929-4U026948 |
| 5851-5950 | New Flyer | 2004 | D40LF | 4U026814-4U026913 |
| 8000 (II) | New Flyer | 2005 | D40LF | 5U028450 |
| 8001-8099(II) | New Flyer | 2005 | D40LF | 5U028738-5U028836 |
| 8100-8119 | New Flyer | 2005 | D40LF | 5B029384-029403 |
| 800 | New Flyer | 2007 | E40LFR | 7C031311 |
| 801-827 | New Flyer | 2008 | E40LFR | 7B032805-032831 |
| 828-837 | New Flyer | 2008 | E40LFR | 8B033603-033612 |
| 8120-8129,8165-8174 | New Flyer | 2008 | D40LF | 8B033814-033833 |
| 8130-8154,8175-8189,8155-8 | New Flyer | 2008 | D40LF | 8B034254-034333 |
| 8220-8277 | New Flyer | 2008 | D40LF | 9B035391-035448 |
| 8278-8319 | New Flyer | 2009 | D40LF | 9B035714-035755 |
| 8320-8339 | New Flyer | 2009 | D40LF | 9B035878-035897 |
| 8340 | New Flyer | 2010 | DE40LFR | AB036914 |
| 8341-8439 | New Flyer | 2010 | DE40LFR | AB037266-037364 |
| 8440-8459 | New Flyer | 2010 | DE40LFR | AB037612-037631 |
| 8460-8539 | New Flyer | 2011 | DE40LFR | AB038299-038378 |
| 8540-8559 | New Flyer | 2011 | DE40LFR | BB039012-039031 |
| 7300 | Novabus | 2013 | ||
| 7301 | Novabus | 2013 | LFS-A 621 | D4500275 |
| 7302-7310 | Novabus | 2013 | LFS-A 621 | D4500409-417 |
| 7311-7354 | Novabus | 2013 | LFS HEV | E4500419-E4500470 |
| 7355-7369 | Novabus | 2013 | LFS HEV | E4500489-E4500503 |
| 7370 | Novabus | 2014 | LFS HEV | E4500504 |
| 7371-7414 | Novabus | 2014 | LFS HEV | E4500729-E4500772 |
| 8600 | Novabus | 2014 | LFS HEV 4 | D4500335 |
| 8601-8687 | Novabus | 2014 | LFS HEV 4 | E4500570-E4500657 |
| 8688-8689 | Novabus | 2014 | LFS HEV 4 | E4500660-E450061 |
| 7415 | Novabus | 2015 | LFS HEV | F4500873 |
| 7416-7451 | Novabus | 2015 | LFS HEV | F4500952-F4500999 |
| 7452-7454 | Novabus | 2015 | LFS HEV | F4501010-F4501012 |
| 3000 | New Flyer | 2016 | XDE40 | GB050669 |
| 4600-4634 | New Flyer | 2016 | MD30 | GB048759-GB048793 |
| 7300-7301 | Novabus | 2016 | LFS HEV | G9775188-G9775189 |
| 7455-7467 | Novabus | 2016 | LFS HEV | G9775190-G9775202 |
| 7468-7484 | Novabus | 2016 | LFS HEV | G9775204-G9775220 |
| 900-924 | PROTERRA | 2017 | E2 CATALY | 900 IM9TH16J7J5816276 901 1M9TH16J3JS816277 902 IM9TH16J5JS816279 903 IM9TH16J7JS816281 904 JS816282 905 JS816284 906 JS816301 907 JS816303-JS816304 908 1M9TH16J2JS816304 909 1M9TH16J6JS816306 910 1M9TH16JXJS816308 911 1M9TH16J1JS816309 912 1M9TH16JXJS816311 913 1M9TH16J1JS816312 914 1M9TH16J5JS816314 915 1M9TH16J7JS816315 916 1M9TH16J0JS816317 917 1M9TH16J4JS816319 918 1M9TH16J0JS816320 919 1M9TH16J4JS816322 920 1M9TH16J6JS816323 921 1M9TH16JXJS816325 922 1M97H16J3JS816326 923 1M97H16J3JS816327 924 1M9TH16J5JS816328 |
| 3001-3089 | New Flyer | 2017 | XDE40 | GB050670-GB050758 |
| 3090-3194 | New Flyer | 2018 | XDE40 | JB052860-JB052964 (3090-3194) |
| 3195-3294 | New Flyer | 2019 | XDE40 | KB070966-KB071000 (3195-3229) KB071978-KB072037 (3230-3289) KB072909-KB072913 (3290-3294) |
| 3295 | New Flyer | 2019 | XDE40 | LB073167 |
| 3296-3409 | New Flyer | 2020 | XDE40 | LB073168-LB073281 |
| 3410-3524 | New Flyer | 2021 | XDE40 | LB074387 – LB074501 |
| 3525-3864 | New Flyer | 2022 | XDE40 | NB105710-NB105808 (? not complete) |