The Pittsburgh Pirates have the most games by a team with exactly 0 walks, with 1,537 games.

Interpreted as:

most regular-season games by a team without walking

	TEAM	G	BB	W%	W	L	AB	R	H	2B	3B	HR	RBI	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Pirates	1,537	0	.320	491	1,043	51,583	4,183	12,484	1,978	501	765		264		607	171	52,663	17,759	3,244	643	173	0	640	.242	.245	.344	.589
2	Reds	1,525	0	.292	445	1,078	50,672	3,930	12,031	1,863	461	752		292		581	148	51,706	17,072	3,076	632	110	0	553	.237	.241	.337	.578
3	Braves	1,494	0	.287	426	1,058	49,856	3,847	11,664	1,745	351	804		260		437	120	50,877	16,523	2,900	663	98	0	562	.234	.237	.331	.569
4	Cardinals	1,454	0	.345	498	946	48,262	3,923	11,600	1,856	410	708		276		571	159	49,323	16,400	2,974	654	131	0	568	.240	.244	.340	.584
5	Dodgers	1,450	0	.355	514	932	48,230	3,835	11,506	1,672	407	711		230		606	150	49,304	16,125	2,790	710	134	0	484	.239	.242	.334	.576
6	Cubs	1,440	0	.303	435	999	48,067	3,815	11,355	1,826	359	837		267		492	161	49,068	16,410	3,022	607	127	0	614	.236	.240	.341	.581
7	Phillies	1,402	0	.299	419	981	46,734	3,682	10,986	1,779	354	767		268		484	128	47,699	15,774	2,900	598	99	0	504	.235	.239	.338	.576
8	Giants	1,376	0	.339	464	904	45,814	3,787	10,800	1,624	389	843		236		519	132	46,724	15,731	2,856	565	109	0	526	.236	.239	.343	.582
9	Guardians	1,330	0	.331	438	885	44,383	3,623	10,578	1,733	325	697		282		492	144	45,371	15,052	2,755	566	140	0	517	.238	.242	.339	.582
10	Twins	1,292	0	.305	392	893	43,184	3,524	10,320	1,681	374	632		294		489	146	44,103	14,645	2,687	488	137	0	573	.239	.243	.339	.582
11	White Sox	1,281	0	.315	401	871	42,744	3,383	10,181	1,602	336	685		260		529	164	43,640	14,510	2,623	521	115	0	550	.238	.242	.339	.582
12	Orioles	1,272	0	.304	384	880	42,365	3,334	10,034	1,581	275	739		242		465	117	43,193	14,382	2,595	501	85	0	503	.237	.241	.339	.580
13	Athletics	1,269	0	.317	400	860	42,405	3,445	10,025	1,628	332	686		246		481	120	43,307	14,375	2,646	546	110	0	533	.236	.240	.339	.579
14	Tigers	1,197	0	.310	369	822	39,850	3,215	9,464	1,474	306	778		212		418	135	40,600	13,884	2,558	410	128	0	570	.237	.241	.348	.589
15	Red Sox	1,170	0	.311	361	800	39,232	3,207	9,389	1,569	357	582		221		389	90	40,080	13,418	2,508	528	99	0	413	.239	.243	.342	.585
16	Yankees	1,034	0	.340	349	678	34,312	2,820	8,116	1,186	235	655		217		391	95	35,050	11,737	2,076	420	101	0	418	.237	.241	.342	.583
17	Royals	701	0	.290	203	498	23,612	1,970	5,619	1,037	131	473	1,879	162	4,142	312	147	24,021	8,337	1,641	122	125	0	441	.238	.242	.353	.595
18	Angels	685	0	.309	212	473	22,637	1,744	5,148	771	110	479	1,647	158	4,193	237	143	23,073	7,576	1,360	163	115	0	461	.227	.232	.335	.566
19	Mets	655	0	.296	193	460	21,633	1,589	4,842	741	83	468	1,501	126	4,103	197	136	22,043	7,153	1,292	184	100	0	409	.224	.227	.331	.558
20	Astros	641	0	.273	175	465	21,190	1,539	4,726	738	116	432	1,464	137	3,883	226	157	21,596	6,992	1,286	158	111	0	395	.223	.227	.330	.557
21	Rangers	637	0	.266	169	467	21,275	1,689	4,911	784	101	509	1,605	117	4,107	182	141	21,605	7,424	1,394	104	109	0	403	.231	.234	.349	.583
22	Padres	612	0	.268	164	448	20,191	1,473	4,551	763	104	395	1,391	102	4,100	210	140	20,556	6,707	1,262	163	100	0	351	.225	.228	.332	.560
23	Nationals	590	0	.292	172	417	19,471	1,523	4,470	791	100	428	1,443	128	3,662	220	119	19,835	6,745	1,319	151	85	0	368	.230	.234	.346	.580
24	Brewers	561	0	.287	161	400	18,779	1,585	4,396	792	106	471	1,517	119	3,627	208	113	19,098	6,813	1,369	107	93	0	360	.234	.238	.363	.601
25	Blue Jays	502	0	.341	171	331	16,772	1,480	3,912	755	84	461	1,423	103	2,973	148	99	17,024	6,218	1,300	56	93	0	315	.233	.237	.371	.607