The Los Angeles Lakers have the most free-throw attempts - opponent free-throw attempts by a team in a season, with 861 in 1971-72.

TEAM	FTA-OPP FTA	FTA	OPP FTA	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
Los Angeles Lakers	861	2,833	1,972	1971-72	82	240.9	121.0	56.4	27.2				47.8	97.5	49.0				25.4	73.4	19,755	9,920	4,628	2,232				1,636
Philadelphia 76ers	769	2,810	2,041	1985-86	82	242.7	110.4	45.2	24.6	10.5	6.0	19.5	41.9	86.1	48.7	0.6	2.7	22.8	26.0	75.8	19,905	9,051	3,704	2,017	862	490	1,595	1,798
Washington Bullets	760	2,655	1,895	1977-78	82	241.8	110.3	50.8	23.8	8.1	4.7	19.7	43.7	94.8	46.1				23.0	71.1	19,830	9,047	4,164	1,948	668	386	1,613	1,879
Charlotte Hornets	722	2,216	1,494	2017-18	82	241.2	108.2	45.5	21.6	6.8	4.5	12.7	39.0	86.7	45.0	10.0	27.2	36.9	20.2	74.7	19,780	8,874	3,728	1,770	559	373	1,041	1,409
Houston Rockets	705	2,549	1,844	2013-14	82	241.8	107.7	45.3	21.4	7.6	5.6	16.1	38.0	80.5	47.2	9.5	26.6	35.8	22.1	71.2	19,830	8,829	3,717	1,755	621	461	1,323	1,676
Los Angeles Lakers	695	2,289	1,594	2012-13	82	240.9	102.2	44.8	22.2	7.0	5.2	15.0	37.1	81.0	45.8	8.7	24.6	35.5	19.3	69.2	19,755	8,381	3,674	1,818	576	429	1,232	1,467
Cleveland Cavaliers	690	2,438	1,748	1988-89	82	240.9	108.8	42.8	27.6	9.6	7.1	16.1	42.3	84.2	50.2	2.1	5.8	35.9	22.2	74.7	19,755	8,923	3,508	2,260	791	586	1,323	1,592
Los Angeles Lakers	681	2,264	1,583	1972-73	82	240.9	111.7	55.6	28.1				45.6	95.4	47.8				20.5	74.2	19,755	9,159	4,562	2,302				1,636
San Antonio Spurs	676	2,340	1,664	2000-01	82	241.8	96.2	44.1	21.7	6.9	7.0	14.0	35.2	76.4	46.1	5.4	13.3	40.7	20.4	71.5	19,830	7,886	3,614	1,778	568	576	1,145	1,551
Philadelphia 76ers	658	2,732	2,074	1976-77	82	241.2	110.2	49.3	24.0	9.9	6.8	23.4	42.8	89.3	48.0				24.5	73.6	19,780	9,034	4,045	1,966	814	561	1,915	2,074
Minnesota Timberwolves	656	2,301	1,645	2013-14	82	242.1	106.9	44.7	23.9	8.8	3.6	13.9	38.9	87.5	44.4	7.3	21.4	34.1	21.8	77.8	19,855	8,768	3,668	1,963	718	297	1,142	1,504
Charlotte Hornets	651	2,458	1,807	1999-00	82	241.2	98.4	42.9	24.7	8.9	5.9	14.7	35.8	79.7	44.9	4.1	12.2	33.9	22.7	75.8	19,780	8,072	3,519	2,023	732	480	1,206	1,670
Buffalo Braves	633	2,492	1,859	1976-77	82	240.6	105.0	46.8	23.0	8.3	4.8	20.7	41.0	91.2	45.0				22.9	75.4	19,730	8,612	3,836	1,883	683	392	1,699	1,842
Denver Nuggets	624	2,978	2,354	1981-82	82	241.8	126.5	43.8	27.7	8.1	4.5	17.9	48.5	93.4	52.0	0.5	1.8	26.8	28.9	79.6	19,830	10,371	3,592	2,272	664	368	1,470	2,131
Philadelphia 76ers	617	2,277	1,660	2000-01	82	242.1	94.7	44.8	20.6	8.4	5.0	15.8	35.4	79.1	44.7	3.2	9.8	32.6	20.7	74.5	19,855	7,763	3,675	1,692	690	408	1,292	1,673
Los Angeles Lakers	610	2,717	2,107	1970-71	82	240.9	114.8	52.1	26.9				45.6	95.8	47.6				23.6	71.1	19,755	9,411	4,269	2,205				1,709
San Antonio Spurs	598	2,249	1,651	2001-02	82	242.1	96.7	42.4	20.0	7.6	6.5	14.4	35.5	77.6	45.8	5.3	14.8	36.2	20.3	74.2	19,855	7,932	3,473	1,643	625	537	1,180	1,575
Dallas Mavericks	594	2,643	2,049	1985-86	82	241.5	115.3	42.8	25.7	7.4	4.5	15.7	44.3	88.5	50.1	1.7	5.4	31.6	25.0	77.6	19,805	9,453	3,513	2,108	605	369	1,289	1,733
Cleveland Cavaliers	576	2,259	1,683	1991-92	82	241.5	108.9	42.6	27.6	7.5	7.6	13.1	41.8	85.7	48.8	3.1	8.6	35.7	22.2	80.5	19,805	8,926	3,491	2,260	616	621	1,073	1,556
Philadelphia 76ers	572	2,366	1,794	1990-91	82	244.9	105.4	42.4	22.2	8.3	5.8	15.0	40.1	84.5	47.5	2.4	7.5	31.6	22.8	79.0	20,080	8,641	3,480	1,824	678	479	1,230	1,629
Philadelphia 76ers	568	2,731	2,163	1987-88	82	242.7	105.7	43.0	23.1	8.2	5.7	17.5	39.2	82.7	47.4	1.9	5.7	32.3	25.5	76.4	19,905	8,667	3,526	1,897	672	465	1,433	1,866
Philadelphia 76ers	568	2,617	2,049	1986-87	82	242.4	106.5	42.7	23.7	9.4	6.6	18.5	40.7	82.8	49.1	1.1	4.1	25.9	24.0	75.3	19,880	8,729	3,505	1,943	768	540	1,519	1,774
Denver Nuggets	564	2,841	2,277	1978-79	82	240.3	110.7	47.6	26.4	8.2	5.1	20.3	42.9	89.2	48.1				25.0	72.0	19,705	9,080	3,903	2,166	673	416	1,666	2,106
Los Angeles Lakers	561	2,261	1,700	1990-91	82	241.8	106.3	42.9	25.5	7.8	4.7	14.7	40.8	84.3	48.4	2.8	9.1	30.4	22.0	79.8	19,830	8,717	3,518	2,091	642	384	1,203	1,524
Phoenix Suns	553	2,716	2,163	1989-90	82	242.1	114.9	45.2	25.7	8.1	6.1	15.5	43.2	87.1	49.6	2.1	6.6	32.4	26.3	79.5	19,855	9,423	3,704	2,109	668	501	1,275	1,825