Since 1889, the Los Angeles Dodgers have the most wins by a team, with 11,208 wins.

Interpreted as:

most regular-season wins by MLB team since 1889

	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	Dodgers	11,208	9,827	.533	21,158	720,256	94,875	188,493	30,432	6,674	14,203	86,406	67,643	5,082	101,309	16,406	3,566	808,863	274,882	51,309	12,784	3,098	3,759	10,016	.262	.328	.382	.710
2	Giants	11,202	9,827	.533	21,168	721,571	97,075	189,725	30,604	6,602	15,525	88,475	67,225	5,652	100,551	15,675	3,158	809,183	280,108	52,731	11,680	3,055	4,028	10,258	.263	.329	.388	.717
3	Yankees	10,872	8,216	.570	19,176	653,521	93,216	173,428	28,805	5,507	17,515	86,637	69,038	4,959	95,884	11,751	2,828	740,439	265,792	51,827	9,601	3,320	2,869	10,758	.265	.339	.407	.745
4	Cubs	10,641	10,397	.506	21,180	721,847	94,929	188,244	31,789	6,667	14,943	86,281	66,379	5,269	105,949	15,011	3,095	809,473	278,196	53,399	13,031	2,947	3,531	10,014	.261	.326	.385	.712
5	Cardinals	10,583	10,054	.513	20,768	710,288	92,873	188,651	32,002	7,057	12,963	84,911	64,506	5,267	99,109	15,072	3,632	795,221	273,656	52,022	11,993	3,167	3,784	10,213	.266	.330	.385	.715
6	Pirates	10,553	10,477	.502	21,158	723,950	93,730	191,116	31,568	8,479	12,248	85,286	63,104	5,482	100,605	14,980	3,294	808,244	276,386	52,295	12,569	3,139	3,710	10,133	.264	.326	.382	.708
7	Reds	10,544	10,512	.501	21,185	720,262	93,639	187,732	31,663	7,004	14,224	85,454	65,417	5,423	103,263	17,038	3,421	806,845	276,075	52,891	12,671	3,072	3,657	9,796	.261	.326	.383	.709
8	Braves	10,522	10,485	.501	21,141	721,210	93,015	187,249	30,481	5,618	14,895	85,011	65,926	5,035	101,117	13,327	3,083	807,771	273,651	50,994	12,694	2,906	3,665	10,451	.260	.325	.379	.704
9	Red Sox	10,044	9,336	.518	19,463	666,123	90,918	177,700	33,354	5,616	14,729	84,326	67,162	4,856	96,544	9,724	2,577	752,116	266,473	53,699	10,605	3,370	3,011	11,624	.267	.337	.400	.737
10	Phillies	9,976	11,032	.475	21,108	721,553	93,335	188,364	32,614	6,372	14,228	85,230	66,590	5,354	106,305	14,215	2,935	808,470	276,406	53,214	11,928	3,045	3,752	9,926	.261	.327	.383	.710
11	Guardians	9,940	9,443	.513	19,474	663,602	87,976	175,517	31,326	5,512	14,035	81,330	62,968	4,877	95,572	12,004	3,410	746,317	259,972	50,873	11,484	3,386	2,569	10,578	.264	.331	.392	.723
12	Tigers	9,763	9,642	.503	19,498	664,850	89,528	175,573	29,761	6,324	14,718	82,459	65,897	4,491	97,755	11,333	2,949	749,392	262,136	50,803	11,010	3,144	2,455	10,776	.264	.333	.394	.727
13	White Sox	9,654	9,714	.498	19,471	659,233	84,558	171,086	28,385	5,559	12,414	77,750	62,440	5,286	93,032	13,672	3,496	742,590	247,831	46,358	12,385	3,246	2,468	10,600	.260	.327	.376	.703
14	Athletics	9,405	9,945	.486	19,437	658,868	85,814	169,575	29,417	5,342	14,300	79,101	64,867	4,768	100,062	12,164	3,228	742,328	252,576	49,059	10,697	3,128	2,281	10,691	.257	.327	.383	.710
15	Twins	9,329	10,047	.481	19,485	664,643	85,656	174,210	29,927	6,347	12,162	78,871	62,720	5,220	95,456	12,102	3,104	745,970	253,317	48,436	10,198	3,189	2,670	11,047	.262	.329	.381	.710
16	Orioles	9,195	10,171	.475	19,476	661,510	84,093	170,609	29,514	4,924	14,570	77,764	63,639	4,529	99,390	10,643	2,809	743,342	253,681	49,008	10,534	3,130	2,587	10,908	.258	.326	.383	.709
17	Astros	5,096	5,040	.503	10,141	344,176	43,252	87,719	16,086	2,179	8,563	40,713	32,676	2,951	63,857	7,210	3,151	386,581	133,852	26,828	4,038	2,740	3,154	7,496	.255	.322	.389	.711
18	Angels	5,093	5,205	.495	10,301	349,413	44,557	89,283	15,434	1,822	9,375	41,937	32,685	2,891	63,909	6,113	3,120	391,331	136,486	26,631	3,547	2,795	2,500	7,947	.256	.322	.391	.713
19	Mets	4,899	5,227	.484	10,134	342,866	41,892	85,672	15,312	1,825	8,750	39,466	32,799	2,919	65,915	5,998	2,747	385,240	130,884	25,887	4,001	2,655	3,159	7,537	.250	.318	.382	.700
20	Rangers	4,899	5,383	.476	10,288	351,200	46,294	90,502	16,150	1,902	10,322	43,749	33,253	2,746	66,121	6,037	2,869	393,030	141,422	28,374	2,972	2,859	2,267	7,861	.258	.324	.403	.727
21	Brewers	4,405	4,595	.489	9,004	305,685	40,111	78,316	14,603	1,769	8,831	37,997	29,442	2,763	59,793	6,086	2,770	343,521	122,950	25,203	3,177	2,454	2,167	6,682	.256	.325	.402	.727
22	Nationals	4,331	4,665	.481	9,000	304,365	37,707	77,186	14,895	1,810	7,716	35,450	28,557	2,661	58,151	6,632	2,809	341,786	118,849	24,421	3,888	2,315	2,891	6,577	.254	.321	.390	.711
23	Royals	4,290	4,703	.477	8,995	307,598	39,324	80,723	15,123	2,302	7,131	37,129	26,312	2,512	52,884	7,161	2,922	341,504	121,843	24,556	2,388	2,694	1,879	6,853	.262	.323	.396	.719
24	Padres	4,217	4,789	.468	9,008	304,496	36,548	75,940	13,450	1,772	7,370	34,376	28,979	2,171	60,306	6,074	2,624	341,673	115,044	22,592	3,748	2,279	2,699	6,573	.249	.317	.378	.695
25	Blue Jays	3,855	3,856	.500	7,714	264,282	35,737	68,775	13,744	1,503	8,407	33,909	24,510	2,472	49,724	4,621	1,979	294,945	110,746	23,654	1,526	2,155	1,418	6,026	.260	.326	.419	.745