franchise_id	name	start	last	years	wins	losses
ALT	Altoona Mountain City	1884	1884	1	6	19
ANA	Los Angeles Angels,California Angels,Anaheim Angels,Los Angeles Angels of Anaheim	1961	2006	46	3596	3726
ARI	Arizona Diamondbacks	1998	2006	9	728	730
ATH	Philadelphia Athletics	1876	1876	1	14	45
ATL	Boston Red Caps,Boston Beaneaters,Boston Doves,Boston Rustlers,Boston Braves,Boston Bees,Milwaukee Braves,Atlanta Braves	1876	2006	131	9612	9639
BAL	Milwaukee Brewers,St. Louis Browns,Baltimore Orioles	1901	2006	106	7812	8579
BFB	Buffalo Bisons	1890	1890	1	36	96
BFL	Buffalo Buffeds,Buffalo Blues	1914	1915	2	154	149
BLC	Baltimore Canaries	1872	1874	3	78	79
BLO	Baltimore Orioles	1882	1899	18	1133	1049
BLT	Baltimore Terrapins	1914	1915	2	131	177
BLU	Baltimore Monumentals	1884	1884	1	58	47
BNA	Boston Red Stockings	1871	1875	5	225	60
BOS	Boston Americans,Boston Red Sox	1901	2006	106	8444	7960
BRA	Brooklyn Atlantics	1872	1875	4	50	140
BRD	Boston Reds	1884	1884	1	58	51
BRG	Brooklyn Gladiators	1890	1890	1	26	73
BRS	Boston Reds	1890	1891	2	174	90
BTT	Brooklyn Tip-Tops	1914	1915	2	147	159
BUF	Buffalo Bisons	1879	1885	7	314	333
BWW	Brooklyn Ward's Wonders	1890	1890	1	76	56
CBK	Columbus Buckeyes	1883	1884	2	101	104
CBL	Cleveland Blues	1879	1884	6	242	299
CEN	Philadelphia Centennials	1875	1875	1	2	12
CFC	Cleveland Forest Citys	1871	1872	2	16	35
CHC	Chicago White Stockings,Chicago Colts,Chicago Orphans,Chicago Cubs	1876	2006	131	9900	9382
CHH	Chicago Chi-Feds,Chicago Whales	1914	1915	2	173	133
CHP	Chicago Pirates	1890	1890	1	75	62
CHW	Chicago White Sox	1901	2006	106	8300	8092
CIN	Cincinnati Red Stockings,Cincinnati Reds,Cincinnati Redlegs	1882	2006	125	9600	9286
CKK	Cincinnati Kelly's Killers	1891	1891	1	43	57
CLE	Cleveland Blues,Cleveland Bronchos,Cleveland Naps,Cleveland Indians	1901	2006	106	8380	8030
CLI	Cleveland Infants	1890	1890	1	55	75
CLS	Columbus Solons	1889	1891	3	200	209
CLV	Cleveland Blues,Cleveland Spiders	1887	1899	13	827	938
CNA	Chicago White Stockings	1871	1875	3	77	77
CNR	Cincinnati Reds	1876	1880	5	125	217
COL	Colorado Rockies	1993	2006	14	1025	1180
COR	Cincinnati Outlaw Reds	1884	1884	1	69	36
CPI	Chicago/Pittsburgh (Union League)	1884	1884	1	41	50
DET	Detroit Tigers	1901	2006	106	8316	8117
DTN	Detroit Wolverines	1881	1888	8	426	437
ECK	Brooklyn Eckfords	1872	1872	1	3	26
FLA	Florida Marlins	1993	2006	14	1041	1160
HAR	Hartford Dark Blues	1876	1877	2	78	48
HNA	Hartford Dark Blues	1874	1875	2	70	65
HOU	Houston Colt .45's,Houston Astros	1962	2006	45	3579	3583
IBL	Indianapolis Blues	1878	1878	1	24	36
IHO	Indianapolis Hoosiers	1884	1884	1	29	78
IND	Indianapolis Hoosiers	1887	1889	3	146	249
KCC	Kansas City Cowboys	1888	1889	2	98	171
KCN	Kansas City Cowboys	1886	1886	1	30	91
KCP	Kansas City Packers	1914	1915	2	148	156
KCR	Kansas City Royals	1969	2006	38	2934	3083
KCU	Kansas City Cowboys	1884	1884	1	16	63
KEK	Fort Wayne Kekiongas	1871	1871	1	7	12
LAD	Brooklyn Atlantics,Brooklyn Grays,Brooklyn Bridegrooms,Brooklyn Grooms,Brooklyn Superbas,Brooklyn Dodgers,Brooklyn Robins,Los Angeles Dodgers	1884	2006	123	9794	8892
LGR	Louisville Grays	1876	1877	2	65	61
LOU	Louisville Eclipse,Louisville Colonels	1882	1899	18	993	1320
MAN	Middletown Mansfields	1872	1872	1	5	19
MAR	Baltimore Marylands	1873	1873	1	0	6
MIL	Seattle Pilots,Milwaukee Brewers	1969	2006	38	2836	3187
MIN	Washington Senators,Minnesota Twins	1901	2006	106	7884	8514
MLA	Milwaukee Brewers	1891	1891	1	21	15
MLG	Milwaukee Grays	1878	1878	1	15	45
MLU	Milwaukee Brewers	1884	1884	1	8	4
NAT	Washington Nationals	1872	1872	1	0	11
NEW	Indianapolis Hoosiers,Newark Pepper	1914	1915	2	168	137
NHV	New Haven Elm Citys	1875	1875	1	7	40
NNA	New York Mutuals	1871	1875	5	151	122
NYI	New York Giants	1890	1890	1	74	57
NYM	New York Mets	1962	2006	45	3408	3742
NYP	New York Metropolitans	1883	1887	5	270	309
NYU	New York Mutuals	1876	1876	1	21	35
NYY	Baltimore Orioles,New York Highlanders,New York Yankees	1901	2006	106	9289	7094
OAK	Philadelphia Athletics,Kansas City Athletics,Oakland Athletics	1901	2006	106	7963	8412
OLY	Washington Olympics	1871	1872	2	17	22
PBB	Pittsburgh Burghers	1890	1890	1	60	68
PBS	Pittsburgh Rebels	1914	1915	2	150	153
PHA	Philadelphia Athletics	1882	1890	9	560	498
PHI	Philadelphia Quakers,Philadelphia Phillies,Philadelphia Blue Jays	1883	2006	124	8764	9955
PHK	Philadelphia Keystones	1884	1884	1	21	46
PHQ	Philadelphia Athletics	1890	1891	2	141	129
PIT	Pittsburg Alleghenys,Pittsburgh Pirates	1882	2006	125	9556	9291
PNA	Philadelphia Athletics	1871	1875	5	165	86
PRO	Providence Grays	1878	1885	8	438	278
PWS	Philadelphia Whites	1873	1875	3	102	77
RES	Elizabeth Resolutes	1873	1873	1	2	21
RIC	Richmond Virginians	1884	1884	1	12	30
ROC	Rochester Broncos	1890	1890	1	63	63
ROK	Rockford Forest Citys	1871	1871	1	4	21
SBS	St. Louis Brown Stockings	1876	1877	2	73	51
SDP	San Diego Padres	1969	2006	38	2781	3248
SEA	Seattle Mariners	1977	2006	30	2227	2508
SFG	New York Gothams,New York Giants,San Francisco Giants	1883	2006	124	10113	8633
SLI	St. Louis Terriers	1914	1915	2	149	156
SLM	St. Louis Maroons	1884	1886	3	173	170
SLR	St. Louis Red Stockings	1875	1875	1	4	15
SNA	St. Louis Brown Stockings	1875	1875	1	39	29
STL	St. Louis Brown Stockings,St. Louis Browns,St. Louis Perfectos,St. Louis Cardinals	1882	2006	125	9765	9111
STP	St. Paul White Caps	1884	1884	1	2	6
SYR	Syracuse Stars	1879	1879	1	22	48
SYS	Syracuse Stars	1890	1890	1	55	72
TBD	Tampa Bay Devil Rays	1998	2006	9	579	876
TEX	Washington Senators,Texas Rangers	1961	2006	46	3416	3889
TLM	Toledo Maumees	1890	1890	1	68	64
TOL	Toledo Blue Stockings	1884	1884	1	46	58
TOR	Toronto Blue Jays	1977	2006	30	2345	2390
TRO	Troy Haymakers	1871	1872	2	28	25
TRT	Troy Trojans	1879	1882	4	134	191
WAS	Washington Statesmen,Washington Senators	1891	1899	9	454	788
WBL	Washington Blue Legs	1873	1873	1	8	31
WES	Keokuk Westerns	1875	1875	1	1	12
WIL	Wilmington Quicksteps	1884	1884	1	2	16
WNA	Washington Nationals	1884	1884	1	47	65
WNL	Washington Nationals	1886	1889	4	163	337
WNT	Washington Nationals	1875	1875	1	5	23
WOR	Worcester Ruby Legs	1880	1882	3	90	159
WSN	Montreal Expos,Washington Nationals	1969	2006	38	2907	3115
WST	Washington Nationals	1884	1884	1	12	51