Since 1876, the New York Yankees have the most wins by a team in the postseason, with 255 wins.

	TEAM	W	L	W%	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Yankees	255	188	.576	444	15,023	1,972	3,727	620	76	483	1,870	1,615	132	2,976	193	105	16,998	5,948	1,179	143	85	147	300	.248	.325	.396	.721
2	Dodgers	151	156	.492	307	10,214	1,201	2,404	404	57	313	1,148	1,065	92	2,264	184	72	11,533	3,861	774	115	47	117	192	.235	.312	.378	.690
3	Cardinals	134	128	.511	262	8,675	1,030	2,103	395	53	191	958	743	74	1,705	143	65	9,692	3,177	639	153	47	106	147	.242	.306	.366	.672
4	Red Sox	109	93	.540	203	6,972	916	1,751	333	58	196	859	704	62	1,377	82	43	7,864	2,788	587	80	46	72	157	.251	.323	.400	.723
5	Braves	102	109	.483	211	7,122	829	1,703	280	32	201	795	735	49	1,616	132	57	8,038	2,650	513	86	46	78	128	.239	.313	.372	.685
6	Giants	100	93	.518	195	6,524	727	1,582	246	44	132	674	565	41	1,249	90	82	7,267	2,312	422	106	31	70	105	.242	.306	.354	.660
7	Athletics	85	82	.509	167	5,529	599	1,292	249	26	130	556	520	41	1,116	110	52	6,201	1,983	405	86	25	48	92	.234	.303	.359	.662
8	Astros	83	78	.516	161	5,490	677	1,319	219	13	205	653	568	73	1,244	83	29	6,208	2,179	437	47	30	65	128	.240	.318	.397	.715
9	Phillies	70	71	.496	141	4,635	573	1,101	215	27	150	543	488	48	1,025	95	38	5,256	1,820	392	55	30	65	92	.238	.315	.393	.707
10	Guardians	65	66	.496	131	4,404	517	1,011	187	16	130	485	436	48	1,035	90	27	4,955	1,620	333	42	25	39	87	.230	.304	.368	.672
11	Tigers	65	69	.485	135	4,542	491	1,065	195	16	107	463	446	46	916	67	39	5,107	1,613	318	60	13	42	96	.234	.309	.355	.664
12	Mets	59	46	.562	105	3,612	452	854	139	13	100	425	372	41	787	69	19	4,100	1,319	252	43	32	46	65	.236	.312	.365	.677
13	Orioles	54	49	.524	103	3,481	408	801	141	7	104	384	332	24	694	29	23	3,883	1,268	252	21	25	34	74	.230	.300	.364	.664
14	Cubs	51	79	.392	131	4,333	460	1,006	183	27	103	426	370	37	982	95	55	4,838	1,552	313	85	13	29	77	.232	.297	.358	.655
15	Reds	49	50	.495	99	3,306	355	779	142	27	65	339	284	23	599	87	40	3,680	1,170	234	41	26	46	61	.236	.298	.354	.652
16	Royals	43	37	.538	80	2,701	334	684	116	22	59	320	236	20	525	67	37	3,012	1,021	197	25	30	23	50	.253	.315	.378	.693
17	Pirates	43	54	.443	97	3,211	332	766	145	24	56	310	262	32	564	62	26	3,571	1,127	225	50	16	35	51	.239	.301	.351	.652
18	Blue Jays	41	42	.494	83	2,885	384	753	138	14	87	365	264	27	554	62	16	3,218	1,180	239	14	28	26	59	.261	.326	.409	.735
19	Twins	36	59	.379	95	3,215	334	765	136	19	82	320	296	29	681	53	28	3,590	1,185	237	35	15	25	61	.238	.307	.369	.675
20	Rangers	34	35	.493	69	2,365	301	565	108	6	84	286	220	19	518	39	17	2,632	937	198	16	12	22	52	.239	.307	.396	.704
21	White Sox	30	32	.484	62	2,061	228	508	90	12	42	211	187	34	385	47	34	2,327	748	144	36	9	10	40	.246	.318	.363	.681
22	Rays	28	36	.438	64	2,135	253	476	79	8	95	248	184	18	641	39	14	2,349	856	182	5	7	9	43	.223	.289	.401	.690
23	Diamondbacks	28	29	.491	57	1,920	235	476	76	10	65	231	183	21	482	40	13	2,160	767	151	25	11	21	43	.248	.319	.399	.718
24	Angels	27	37	.422	64	2,210	275	575	103	10	62	264	161	25	384	34	18	2,449	884	175	36	17	20	44	.260	.315	.400	.715
25	Padres	25	37	.403	62	2,053	228	491	77	8	61	214	179	21	481	25	14	2,288	767	146	15	20	11	39	.239	.304	.374	.678