Between the 1960 and 1980 seasons, the Baltimore Orioles had the best record by a team, with a record of 1955-1416.

	TEAM	REC	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Orioles	1955-1416	.580	3,373	1,955	1,416	114,032	14,463	28,781	4,728	641	3,036	13,516	11,936	731	18,644	1,780	901	129,070	43,899	8,405	1,427	944	1,070	2,646	.252	.325	.385	.710
2	Reds	1902-1472	.564	3,379	1,902	1,472	115,680	15,301	30,303	5,213	859	2,987	14,284	11,203	678	19,359	2,321	1,024	129,908	46,195	9,059	1,413	934	1,432	2,438	.262	.328	.399	.728
3	Yankees	1882-1494	.557	3,386	1,882	1,494	114,786	14,404	29,175	4,420	730	3,017	13,544	11,065	586	16,453	1,517	865	128,631	44,106	8,167	1,253	941	1,001	2,506	.254	.321	.384	.705
4	Dodgers	1880-1501	.556	3,385	1,880	1,501	114,778	13,964	29,456	4,337	776	2,453	12,964	10,865	585	17,644	2,419	1,153	129,068	42,704	7,566	1,907	933	1,345	2,428	.257	.322	.372	.694
5	Pirates	1847-1529	.547	3,381	1,847	1,529	117,033	14,727	31,401	4,900	1,134	2,566	13,697	9,348	665	18,381	1,903	1,002	129,397	46,267	8,600	1,413	938	1,534	2,570	.268	.324	.395	.719
6	Royals	1017-918	.526	1,936	1,017	918	65,983	8,450	17,348	2,975	610	1,214	7,904	6,385	389	8,893	1,843	829	74,076	25,185	4,799	676	643	557	1,452	.263	.329	.382	.710
7	Giants	1771-1608	.524	3,384	1,771	1,608	114,558	14,381	28,861	4,415	814	2,937	13,294	11,405	708	18,628	1,706	946	129,191	43,715	8,166	1,657	863	1,356	2,551	.252	.321	.382	.703
8	Cardinals	1758-1619	.521	3,384	1,758	1,619	116,282	14,197	30,659	4,940	1,031	2,066	13,165	9,928	619	17,497	2,193	1,095	129,180	43,859	8,037	1,444	907	1,328	2,538	.264	.323	.377	.700
9	Tigers	1755-1627	.519	3,388	1,755	1,627	114,537	14,479	28,832	4,262	811	3,269	13,550	11,591	742	17,823	1,309	820	129,047	44,523	8,342	1,302	875	891	2,702	.252	.322	.389	.711
10	Twins	1751-1625	.519	3,382	1,751	1,625	115,464	14,921	30,009	4,746	861	2,849	13,945	11,404	800	17,833	1,533	941	130,194	45,024	8,456	1,601	925	1,076	2,698	.260	.328	.390	.718
11	Red Sox	1742-1636	.516	3,379	1,742	1,636	114,947	15,167	29,908	5,245	782	3,282	14,263	11,612	660	18,275	1,266	877	129,418	46,563	9,309	1,245	954	972	2,835	.260	.329	.405	.734
12	White Sox	1674-1703	.496	3,384	1,674	1,703	114,341	13,566	28,958	4,491	779	2,344	12,589	10,817	859	16,764	1,802	1,071	128,481	42,039	7,614	1,517	947	917	2,571	.253	.320	.368	.688
13	Phillies	1662-1715	.492	3,380	1,662	1,715	114,619	13,764	28,982	4,766	942	2,542	12,783	10,658	717	19,735	1,729	1,079	128,457	43,258	8,250	1,539	924	1,329	2,352	.253	.318	.377	.695
14	Braves	1657-1716	.491	3,380	1,657	1,716	114,810	14,219	29,267	4,325	642	3,123	13,306	10,730	633	17,642	1,434	939	128,503	44,245	8,090	1,492	838	1,249	2,647	.255	.320	.385	.705
15	Athletics	1607-1773	.475	3,384	1,607	1,773	113,532	13,530	27,984	4,324	783	2,538	12,534	11,099	736	18,871	2,565	1,241	127,788	41,488	7,645	1,586	835	877	2,398	.246	.316	.365	.681
16	Angels	1531-1696	.474	3,230	1,531	1,696	108,194	12,278	26,670	4,023	662	2,125	11,398	10,187	706	18,019	1,676	1,046	121,503	38,392	6,810	1,569	847	897	2,412	.247	.313	.355	.668
17	Indians	1599-1773	.474	3,375	1,599	1,773	114,394	13,417	28,754	4,299	605	2,769	12,517	10,328	702	17,097	1,543	1,107	127,835	42,570	7,673	1,489	922	893	2,605	.251	.315	.372	.687
18	Astros	1441-1626	.470	3,071	1,441	1,626	103,710	11,709	25,769	4,078	859	1,745	10,837	9,581	612	16,367	2,092	1,019	116,156	36,800	6,682	1,492	761	1,176	2,248	.248	.314	.355	.668
19	Cubs	1584-1793	.469	3,387	1,584	1,793	115,128	13,897	29,108	4,624	866	2,659	12,955	11,064	639	18,693	1,353	998	129,251	43,441	8,149	1,526	894	1,317	2,516	.253	.320	.377	.697
20	Expos	890-1044	.460	1,935	890	1,044	65,114	7,559	16,152	2,683	418	1,359	6,998	6,417	427	10,459	1,157	655	73,482	23,748	4,460	1,054	470	756	1,434	.248	.318	.365	.682
21	Brewers	888-1047	.459	1,937	888	1,047	65,162	7,940	16,438	2,686	418	1,628	7,460	6,327	348	10,666	1,158	737	73,249	24,844	4,732	919	493	491	1,391	.252	.320	.381	.701
22	Rangers	1430-1789	.444	3,223	1,430	1,789	108,682	12,517	26,744	4,024	634	2,397	11,714	10,677	606	17,807	1,691	986	122,165	39,227	7,055	1,369	831	859	2,568	.246	.315	.361	.676
23	Mets	1324-1744	.432	3,074	1,324	1,744	103,447	11,022	24,926	3,759	637	1,832	10,175	9,628	640	17,920	1,322	954	115,845	35,455	6,228	1,406	724	998	2,428	.241	.308	.343	.650
24	Padres	792-1141	.410	1,934	792	1,141	65,048	6,811	15,679	2,406	446	1,177	6,313	5,962	329	11,051	1,227	615	72,877	22,508	4,029	1,139	399	698	1,331	.241	.306	.346	.652
25	Mariners	246-400	.381	647	246	400	21,851	2,559	5,574	908	157	466	2,400	1,946	104	2,923	475	228	24,410	8,194	1,531	316	193	136	520	.255	.316	.375	.691