The Philadelphia Phillies have lost the most games by a team, with 11,338 losses.

Interpreted as:

MLB franchise with the most regular-season losses ever

	TEAM	L	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Phillies	11,338	10,220	.526	21,673	.474	741,576	96,224	193,100	33,379	6,675	14,163	86,452	67,675	5,404	105,174	14,944	2,910	829,576	282,318	54,217	11,914	3,007	3,738	9,850	.260	.326	.381	.706
2	Braves	10,963	11,124	.496	22,241	.504	761,477	99,409	197,774	32,071	6,296	15,037	86,461	67,424	5,059	99,962	14,080	3,061	849,514	287,548	53,404	12,681	2,873	3,651	10,369	.260	.323	.378	.701
3	Pirates	10,835	10,849	.500	21,824	.500	747,585	97,109	196,797	32,328	8,932	12,239	86,620	64,245	5,521	99,413	15,664	3,264	833,144	283,706	53,499	12,557	3,113	3,696	10,033	.263	.325	.379	.704
4	Reds	10,779	10,946	.496	21,864	.504	744,979	98,118	194,111	32,342	7,555	14,300	87,266	66,632	5,499	102,068	18,140	3,399	832,971	284,463	54,197	12,661	3,032	3,644	9,705	.261	.325	.382	.707
5	Cubs	10,777	11,343	.487	22,281	.513	762,490	102,583	199,702	33,715	7,355	15,222	88,173	68,497	5,281	104,889	15,772	3,066	852,194	293,793	56,292	13,025	2,901	3,518	9,950	.262	.326	.385	.711
6	Orioles	10,098	9,130	.525	19,338	.475	656,874	83,519	169,510	29,293	4,909	14,410	77,216	63,226	4,467	98,136	10,535	2,776	738,193	251,851	48,612	10,530	3,096	2,574	10,824	.258	.326	.383	.709
7	Dodgers	10,077	11,448	.468	21,664	.532	738,133	97,760	192,828	31,008	6,999	14,096	87,988	68,809	5,144	100,166	17,320	3,547	827,985	280,122	52,103	12,771	3,052	3,729	9,922	.261	.327	.380	.707
8	Giants	10,028	11,558	.465	21,749	.535	742,302	100,580	195,266	31,322	7,035	15,566	90,056	68,237	5,667	99,398	16,509	3,140	830,876	287,356	53,923	11,661	3,009	4,016	10,166	.263	.329	.387	.716
9	Cardinals	9,985	10,515	.487	20,631	.513	705,734	92,304	187,552	31,789	7,049	12,838	84,372	64,116	5,187	97,990	15,004	3,609	790,140	271,953	51,676	11,971	3,132	3,775	10,119	.266	.330	.385	.715
10	Twins	9,971	9,268	.518	19,348	.482	660,024	85,063	173,091	29,721	6,330	11,990	78,308	62,297	5,150	94,291	12,004	3,074	740,819	251,442	48,041	10,189	3,159	2,661	10,956	.262	.329	.381	.710
11	Athletics	9,872	9,341	.514	19,300	.486	654,177	85,190	168,389	29,161	5,330	14,116	78,496	64,440	4,725	98,836	12,092	3,204	737,119	250,558	48,607	10,680	3,097	2,267	10,596	.257	.327	.383	.710
12	White Sox	9,631	9,600	.501	19,334	.499	654,660	83,989	169,999	28,169	5,550	12,268	77,199	62,024	5,242	91,883	13,603	3,480	737,507	246,072	45,987	12,365	3,216	2,461	10,505	.260	.327	.376	.703
13	Tigers	9,577	9,691	.497	19,361	.503	660,231	88,882	174,433	29,548	6,294	14,545	81,843	65,475	4,436	96,529	11,281	2,935	744,252	260,204	50,387	11,009	3,101	2,446	10,698	.264	.333	.394	.727
14	Guardians	9,379	9,866	.487	19,336	.513	659,071	87,429	174,501	31,113	5,496	13,895	80,799	62,552	4,826	94,416	11,892	3,381	741,258	258,291	50,504	11,458	3,351	2,542	10,516	.265	.331	.392	.723
15	Red Sox	9,276	9,969	.482	19,328	.518	661,485	90,256	176,511	33,082	5,595	14,571	83,697	66,747	4,794	95,382	9,615	2,544	746,953	264,496	53,248	10,592	3,335	2,995	11,539	.267	.337	.400	.737
16	Yankees	8,158	10,793	.430	19,039	.570	648,888	92,504	172,273	28,590	5,491	17,282	85,949	68,499	4,918	94,662	11,639	2,796	735,173	263,691	51,363	9,594	3,274	2,826	10,671	.265	.339	.406	.745
17	Rangers	5,313	4,832	.524	10,151	.476	346,551	45,690	89,403	15,938	1,889	10,177	43,169	32,823	2,691	64,988	5,924	2,842	387,850	139,650	28,004	2,961	2,824	2,250	7,786	.258	.325	.403	.728
18	Mets	5,155	4,834	.516	9,997	.484	338,233	41,231	84,506	15,101	1,812	8,550	38,820	32,319	2,843	64,780	5,868	2,732	379,991	128,881	25,463	3,986	2,610	3,136	7,436	.250	.318	.381	.699
19	Angels	5,127	5,033	.505	10,163	.495	344,831	43,979	88,245	15,253	1,808	9,185	41,382	32,254	2,816	62,509	6,034	3,095	386,203	134,669	26,246	3,535	2,767	2,482	7,863	.256	.322	.391	.713
20	Astros	4,976	5,022	.498	10,003	.502	339,474	42,658	86,533	15,867	2,169	8,400	40,143	32,283	2,891	62,753	7,145	3,129	381,385	131,938	26,436	4,026	2,711	3,144	7,388	.255	.323	.389	.711
21	Padres	4,725	4,144	.533	8,871	.467	299,892	35,949	74,787	13,235	1,755	7,242	33,807	28,553	2,118	59,314	5,993	2,599	336,510	113,258	22,232	3,707	2,240	2,685	6,485	.249	.317	.378	.695
22	Royals	4,637	4,220	.524	8,859	.476	303,022	38,757	79,570	14,874	2,283	6,984	36,575	25,952	2,454	51,985	7,069	2,890	336,450	119,962	24,141	2,362	2,660	1,865	6,767	.263	.323	.396	.719
23	Nationals	4,583	4,276	.517	8,863	.483	299,756	37,125	76,062	14,671	1,785	7,582	34,892	28,190	2,610	56,984	6,526	2,769	336,712	117,049	24,038	3,875	2,281	2,880	6,486	.254	.321	.390	.712
24	Brewers	4,543	4,321	.513	8,868	.487	301,047	39,437	77,107	14,370	1,755	8,690	37,361	28,967	2,701	58,736	5,958	2,724	338,286	121,057	24,815	3,159	2,412	2,155	6,598	.256	.325	.402	.727
25	Mariners	3,961	3,613	.523	7,576	.477	258,427	33,631	66,409	12,385	1,258	7,699	31,945	24,498	2,342	49,546	5,011	2,166	289,281	104,407	21,342	1,944	2,070	1,664	5,664	.257	.325	.404	.729