Illinois library barcode prefixes

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For a directory of academic libraries in Illinois see: Consortium of Academic and Research Libraries in Illinois (CARLI).

PREFIX	LIBRARY	AGENCY CODE	LIBRARY SYSTEM
1804	Acorn Library District	ADS	MLS
1338	Addison Public Library	ADD	DLS
2460	Advocate Health Sciences Library	LGK	NSLS
4440	Advocate Library Network	XHS	MLS
1488	Algonquin Area Public Library District	ALK	NSLS
0111	Alleman High School	ALL	PALS
1215	Allerton Public Library (Monticello)	MON	LTLS
1145	Alsip-Merrionette Park Public Library District	AMS	MLS
0104	Andalusia Township Library	AND	PALS
7001	Anderson/Oglesby (Markham)	MKS	MLS
0102	Annawan School	ASD	PALS
0203	Annawan-Alba Township Library	AAP	PALS
5926	Antioch Public Library	HRQ	NSLS
3722	Aptakisic-Tripp CCSD 102	BQQ	NSLS
1184	Arlington Heights Memorial Library	AHK	NSLS
2770	Atwood Public Library	ATR	RPLS
0059	Augustana College	AUG	PALS
1750	Aurora Public Library	AOD	DLS
1811	Barclay Public Library of Illini Township	WAR	RPLS
1487	Barrington Public Library District	BAK	NSLS
9800	Bartlett Public Library District	BTD	DLS
6173	Batavia Public Library District	BLD	DLS
1381	Bedford Park Library District	BPS	MLS
0304	Beecher	BCS	MLS
0007	Belleville Public Library	BDA	LCLS
1731	Bellwood Public Library	BWS	MLS
1437	Bensenville Community Public Library District	BND	DLS
1993	Berkeley Public Library	BKS	MLS
2957	Berwyn Public Library	BYS	MLS
0031	Bethalto Public Library	BTA	LCLS
0060	Bettendorf (Iowa) Public Library	BPL	PALS
5563	Big Rock Library
0061	Black Hawk College	BHC	PALS
0051	Blackburn College	ABA	LCLS
0051	Bloomingdale Public Library	BDD	DLS
1531	Bloomingdale Public Library	BDD	DLS
1237	Blue Island Public Library	BIS	MLS
1816	Blue Mound Memorial Public Library	BMR	RPLS
1555	Bourbonnais Public Library District	BDB	PALS
6800	Bradley Public Library District	BRB	PALS
0029	Breese Public Library	BRA	LCLS
2081	Bridgeview Public Library	BVS	MLS
3369	Brimson Grow Library, Northern Baptist Theological Seminary	BGL	DLS
1314	Broadview Public Library	BRS	MLS
0056	Brookfield Free Public Library	BFS	MLS
1523	Byron Public Library District	BYL	PALS
0021	Cahokia High School	GBA	LCLS
0081	Cahokia Public Library	CAA	LCLS
1613	Calumet City Public Library	CCS	MLS
2325	Calumet Park Public Library	CAS	MLS
3034	Camargo Township Library (Villa Grove)	VGN	LTLS
0014	Carlinville Public Library	BHA	LCLS
0054	Carlyle High School	GIA	LCLS
1319	Carol Stream Public Library	CSD	DLS
6116	Cary Area Library	CPQ	NSLS
0019	Case Halstead Public Library (Carlyle)	BLA	LCLS
0082	Caseyville Public Library	CBA	LCLS
0046	Central Community High School District (Breese)	GFA	LCLS
1002	Central High School (Burlington)	BUD	DLS
0028	Centreville Library	BQA	LCLS
1305	Champaign Public Library	CHN	LTLS
3035	Chanute Air Force Base Library	QCN	LTLS
1235	Charleston Carnegie Public Library	CRN	LTLS
1533	Cherry Valley District Library	CVL	PALS
1539	Chicago Heights Free Public Library	CHS	MLS
1011	Chicago Ridge Public Library	CRS	MLS
1942	Cicero Public Library	CIS	MLS
1737	Clarendon Hills Public Library	CNS	MLS
0062	Clinton (Iowa) Community College Library	CCC	PALS
5920	Coal City Public Library	CCB	PALS
1304	College of DuPage	COD	DLS
1516	Coloma Township-Rock Falls Public Library	RFL	PALS
0095	Colona School District	CSD	PALS
0084	Colona Township Public Library	CLN	PALS
0026	Columbia Public Library	BOA	LCLS
1377	Cook County Law Library	CCC	MLS
1122	Cook Memorial Public Library District (Libertyville)	LIK	NSLS
0091	Cordova District Library	COR	PALS
2525	Cove School (Northbrook)	CNK	NSLS
7651	Crestwood	CWS	MLS
1886	Crete Public Library District	CTS	MLS
2306	Crystal Lake Public Library	CLK	NSLS
3030	Danville Community College	ZDN	LTLS
1205	Danville Public Library	DAN	LTLS
0023	Daugherty Public Library District (Dupo)	BMA	LCLS
0063	Davenport (Iowa) Public Library	DPL	PALS
1202	Decatur Public Library	DPR	RPLS
0064	Deere & Co. Library	DCL	PALS
9094	Deerfield Public Library	DFK	NSLS
2065	DeKalb Public Library	DKL	PALS
1601	Delos F. Diggins Public Library (Harvard)	HRL	PALS
1468	Des Plaines Public Library	DPK	NSLS
1557	Des Plaines Valley Public Library District (Crest Hill Branch)	CHB	PALS
1556	Des Plaines Valley Public Library District (Lockport Branch)	LKB	PALS
1515	Dixon Public Library	DXL	PALS
1146	Dolton Public Library District	DOS	MLS
3039	Douglas Township Library (Gilman)	GIN	LTLS
1191	Downers Grove Public Library	DGS	MLS
1783	Dundee Township Public Library District	DUK	NSLS
1336	DUPAGE LIBRARY SYSTEM	DPD	DLS
1337	DUPAGE LIBRARY SYSTEM	DPD	DLS
1817	Elizabeth Titus Memorial Library (Sullivan)	SUR	RPLS
0005	East Alton Public Library	BBA	LCLS
0086	East Moline Correctional Center	PRI	PALS
0065	East Moline Public Library	EMP	PALS
0049	East St. Louis High School	GGA	LCLS
0009	East St. Louis Public Library	BFA	LCLS
3939	Edward Hospital	EHD	DLS
0008	Edwardsville Public Library	BEA	LCLS
1134	Eisenhower Public Library (Harwood Heights & Norridge)	ESS	MLS
1241	Ela Area Public Library District (Lake Zurich)	EAK	NSLS
3841	Elgin Community Unit School District U46	UFK	DLS
3841	Elgin Community Unit School District U46	UFK	NSLS
1250	Elk Grove Village Public Library	ELK	NSLS
8514	Ella Johnson Memorial Public Library	EJM	PALS
1135	Elmhurst Public Library	EHS	MLS
1208	Elmwood Park Library District	EPS	MLS
2707	Erie Public Library	ERI	PALS
1192	Evanston Public Library	EVK	NSLS
2778	Evergreen Park Public Library	EVS	MLS
0015	Fairview Heights Public Library	BIA	LCLS
1249	Flossmoor Public Library	FMS	MLS
2026	Forest Park Public Library	FPS	MLS
1749	Forsyth Public Library	FOR	RPLS
2186	Fossil Ridge Public Library District (Braidwood)	FRB	PALS
0094	Franciscan University	MSC	PALS
3805	Fox Lake Public Library	FLK	NSLS
2274	Fox River Grove Public Library	FRQ	NSLS
1203	Frankfort Public Library District	FRS	MLS
1316	Franklin Park Public Library District	FPD	DLS
8509	Franklin Grove Public Library	FGLY	PALS
3090	Fremont Township Public Library (Mundelein)	MUK	NSLS
1803	Friends Creek Public Library (Argenta)	FCR	RPLS
0401	Fountaindale Public Library District (Bolingbrook)	BBB	PALS
0404	Fountaindale Public Library District (Bookmobile)	BBB	PALS
0402	Fountaindale Public Library District (Romeoville)	RVB	PALS
0106	Fulton Elementary School	FES	PALS
0108	Fulton High School	FHS	PALS
1113	Gail Borden Public Library	ELG	NSLS
0090	Geneseo District Public Library	GPL	PALS
0205	Genesis Medical Center	ILI	PALS
0052	Geneva Public Library District	GVD	DLS
1225	Georgetown Public Library	GEN	LTLS
0052	Germantown Public Library District	B8K	LCLS
0047	Gillespie Public Library	BKA	LCLS
0042	Glen Carbon Centennial Library	B4K	LCLS
1322	Glen Ellyn Public Library	GED	DLS
1121	Glencoe Public Library	GCK	NSLS
1385	Glenside Public Library District	GHD	DLS
1170	Glenview Public Library	GVK	NSLS
6088	Glenwood-Lynwood Public Library District	GWS	MLS
0002	Gompers Junior High School (Joliet) (Inactive)	JGB	PALS
0036	Grand Prairie of the West Public Library District (Virden)	BZA	LCLS
1402	Grande Prairie Public Library (Hazel Crest & Country Club Hills)	GPS	MLS
0202	Great River Medical Center	GRM	PALS
0004	Six Mile Regional Library District	BAA	LCLS
0517	Graves-Hume Public Library District (Mendota)	GVB	PALS
6109	Grayslake	GRK	NSLS
1814	Green Hills Public Library District	GHS	MLS
0032	Greenville Public Library	BUA	LCLS
2770	Hammond Public Library	HMR	RPLS
0098	Hampton School District	HAM	PALS
2125	Hanover Township Library	HNL	PALS
0034	Hartford Public Library	BWA	LCLS
1563	Harding Grade School	HGB	PALS
1136	Harvey Public Library	HAS	MLS
0030	Hayner Public Library District (Alton)	BSA	LCLS
1502	Helen M. Plum Memorial Library (Lombard)	LOD	DLS
1806	Helen Mathes Library (Effingham)	EFR	RPLS
0092	Henry C. Adams Memorial Library (Prophetstown)	PTN	PALS
1979	HERITAGE TRAIL LIBRARY SYSTEM (now Prairie Area Library System)	PALS	PALS
1000	Highland Park Public Library	HPK	NSLS
1992	Hillside Public Library	HSS	MLS
1279	Hinsdale Public Library	HDS	MLS
1301	Hindu Temple of Greater Chicago
5930	Hodgkins	HKS	MLS
2889	Homer Township Public Library District	HDB	PALS
1311	Homewood Public Library	HWS	MLS
1742	Homewood-Flossmoor High School	HFS	MLS
6839	Huntley Area Public Library District	HUK	NSLS
1165	IL Library materials	ISL
1129	IL State Library	ISL	RPLS
2156	Illiopolis Public Library	ILR	RPLS
1476	Indian Prairie (formerly Darien)	INS	MLS
1525	Indian Prairie (formerly Willowbrook)	INS	MLS
1946	Indian Prairie Public Library District (Willowbrook & Darien)	INS	MLS
1125	Indian Trails Public Library District (Wheeling)	WGK	NSLS
1317	Itasca Community Library	ITD	DLS
1747	IVC Center – Rolling Prairie		RPLS
0057	Jerseyville High School	GKA	LCLS
0033	Jerseyville Public Library	BVA	LCLS
6164	Johnsburg Public Library	JPL	PALS
7695	Joliet Catholic Academy	XFB	PALS
1967	Joliet Public Library	JPB	PALS
7519	Joliet THSD 204 (Central Campus)	UTB	PALS
0019	Joliet THSD 204 (West Campus)	DOB	PALS
2784	Justice Public Library	JDS	MLS
1558	Kankakee Public Library	KKB	PALS
0093	Kaplan College	AIC	PALS
0054	Kenilworth Public Library District	KNK	NSLS
7943	Kishwaukee College Library	KCLY	PALS
4276	Ladd Public Library	LDBB	PALS
6086	La Grange Park Public Library District	LPS	MLS
1320	LaGrange Public Library	LGS	MLS
7686	Lake Bluff Public Library	LBK	NSLS
1243	Lake Forest Library	LFK	NSLS
1981	Lake Villa District Library	LVK	NSLS
1220	Lakeland Community College LRC	ZLN	LTLS
0117	LaMoille-Clarion Public Library District	LAC	PALS
2077	LaSalle Public Library	LSB	PALS
0100	LeClaire Community Library	PALS
1559	Lemont Public Library District	LMB	PALS
0001	LEWIS & CLARK LIBRARY SYSTEM		LCLS
1137	Lewis O. Flom Public Library (Lansing)	LSS	MLS
9846	Limestone Township Public Library	LIB	PALS
1247	Lincoln Library (Springfield)	LLR	RPLS
1807	Lincoln Public Library	LIR	RPLS
1227	LINCOLN TRAILS LIBRARY SYSTEM	LTN	LTLS
1242	Lincolnwood Public Library District	LNK	NSLS
7303	Lisle Library District (materials)	LDS	MLS
7301	Lisle Library District (patrons)	LDS	MLS
0006	Louis Latzer Memorial Public Library (Highland)	BCA	LCLS
1812	Lovington Township Library	LOR	RPLS
3002	Loyola Academy	LOK	NSLS
1722	LTA Program (College of DuPage)		DLS
1529	Lyons Public Library	LYS	MLS
0056	Madison High School	GJC	LCLS
0039	Madison Public Library	B2A	LCLS
3031	Mahomet Township Public Library	MAN	LTLS
8001	Manhattan Public Library District	MTB	PALS
3702	Manteno High School	ZAB	PALS
6990	Manteno Public Library District	MNB	PALS
1804	Marrowbone Township Library (Bethany)	MBR	RPLS
3045	Marshall High School	YMN	LTLS
3040	Marshall Public Library	MLN	LTLS
0045	Mater Dei High School (Breese)	GEA	LCLS
7358	Matson Public Library	PRB	PALS
1486	Matteson Public Library	MTS	MLS
1312	Maywood Public Library	MWS	MLS
0428	McClure Junior High School	MJS	MLS
2147	McConathy Library District (Sauk Village)	SVS	MLS
1615	McCook Public Library District	MCS	MLS
9900	McHenry-Nunda Library District	MTK	NSLS
2360	McHenry Public Library District	MJK	NSLS
2904	Melrose Park Public Library	MPS	MLS
3041	Mercy Hospital (Urbana)	XMN	LTLS
6878	Messenger Public Library (North Aurora)	NAD	DLS
0018	Metro East Lutheran High School (Edwardsville)	GAA	LCLS
1140	METROPOLITAN LIBRARY SYSTEM	MLS	MLS
1614	Midlothian Public Library	MDS	MLS
0110	Mineral Gold Public Library	MGP	PALS
0035	Mississippi Valley Public Library District	BXA	LCLS
1985	Mokena Community Public Library District	MKB	PALS
0067	Moline Public Library	MPP	PALS
2222	Montini High School	MOD	DLS
0118	Moore Memorial Library District	MML	PALS
9957	Morris Area Public Library District	MRB	PALS
0024	Morrison Talbott Library (Waterloo)	BNA	LCLS
8070	Morton Arboretum	MAS	MLS
1245	Morton Grove Public Library	MGK	NSLS
1174	Mount Prospect Public Library	MPK	NSLS
3038	Moyer Library (Gibson City)	GCN	LTLS
1815	Mt. Pulaski Public Library District	MPR	RPLS
1808	Mt. Zion Township Library	MZR	RPLS
0068	Muscatine Community College	MCC	PALS
1541	Museum of Science and Industry	MSC	MLS
0088	Musser (Iowa) Public Library	MUS	PALS
1111	Naperville School District #203	NSD	DLS
3284	National-Louis University	NEK	NSLS
0501	Newman Central Catholic High School	NCL	PALS
1984	New Lenox Township Library	NLB	PALS
1318	Nichols Library (Naperville)	NID	DLS
1491	Niles Public Library District	NIK	NSLS
6117	Nippersink Public Library (Richmond)	NPLY	PALS
8507	North Chicago Public Library	NCK	NSLS
1943	North Riverside Public Library District	NRS	MLS
1521	North Suburban District Library	LPL	PALS
1286	NORTH SUBURBAN LIBRARY SYSTEM	KKK	NSLS
1123	Northbrook Public Library	NBK	NSLS
1258	NORTHERN ILLINOIS LIBRARY SYSTEM (now Prairie Area Library System)	PALS	PALS
1138	Northlake Public Library District	NLS	MLS
5560	Northwestern University	NUK	NSLS
1520	NSLS Delinquent Patrons	NSK	NSLS
1501	NSLS Interlibrary Loan	NSK	NSLS
0058	O’Fallon CSD #90	OCA	LCLS
0016	O’Fallon Public Library	BJA	LCLS
0022	O’Fallon Township High School	GCA	LCLS
1534	Oak Brook Free Public Library	OBD	DLS
1186	Oak Lawn Public Library	OLS	MLS
1132	Oak Park Public Library	OPS	MLS
1497	Oak Park-River Forest High School	OAS	MLS
1763	Oakwood Township Public Library	OKN	LTLS
0201	Odell Public Library	MOR	PALS
7518	Oglesby Public Library District	OGB	PALS
1315	Orland Park Public Library	ORS	MLS
1335	Oswego Public Library District	OSB	PALS
1265	Palatine Public Library District	PAK	NSLS
1950	Packer Engineering - Knowledge Services		DLS
1965	Palos Heights Public Library	PHS	MLS
6089	Palos Park Public Library District	PPS	MLS
1139	Park Forest Public Library	PFS	MLS
1467	Park Ridge Public Library	PRK	NSLS
3036	Parkland Community College	ZPN	LTLS
8530	Pecatonica Public Library	PTL	PALS
2890	Peotone Public Library District	PEB	PALS
2078	Peru Public Library	PUB	PALS
3037	Philo Township Public Library	PHN	LTLS
1907	Plainfield Public Library District	PLB	PALS
0378	Plano Centennial School	7HB	PALS
2891	Plano Community Library District	LRB	PALS
0378	Plano High School	ZGB	PALS
0378	Plano Middle School	9HB	PALS
0378	P.H. Miller School (Plano)	8HB	PALS
1339	Poplar Creek Library District	SMD	DLS
0050	PRAIRIE AREA LIBRARY SYSTEM	PALS	PALS
2783	Prairie State College	PCS	MLS
0083	Prairie Trails Public Library District	PTS	MLS
0306	Princeton THSD 500	UFB	PALS
0115	Prophetstown High School	PHS	PALS
1530	Prospect Heights Public Library District	PHK	NSLS
9843	Provena St. Joseph Medical Center	SJB	PALS
6297	Providence Catholic High School (New Lenox)	XIB	PALS
2079	Putnam County Library	PCV	PALS
1317	Rantoul Public Library	RAN	LTLS
0057	Reavis High School Library	RVS	MLS
7578	Reddick Library (Ottawa)	OTB	PALS
7713	Richard A. Mautino Memorial Library (Spring Valley)	SPB	PALS
1809	Richland Community College	RCR	RPLS
6087	Richton Park Public Library District	RPS	MLS
0050	RIVER BEND LIBRARY SYSTEM (now Prairie Area Library System)	PALS	PALS
0107	River Bend Middle School	FMS	PALS
1865	River Forest Public Library	RFS	MLS
7000	River Grove	RGS	MLS
0096	River Valley District Library	PBP	PALS
0103	Riverdale Elementary School	RIE	PALS
2230	Riverdale Middle School	RIJ	PALS
2229	Riverdale High School	RIJ	PALS
1163	Riverdale Public Library District	RDS	MLS
1403	Riverside Public Library	RSS	MLS
2215	Robert Morris College (Springfield)	RMR	RPLS
0087	Robert R. Jones Public Library District (Coal Valley)	CVP	PALS
2076	Robert W. Rowe Public Library District	ROB	PALS
0070	Rock Island Public Library	RIP	PALS
1606	Rock Valley College	RVL	PALS
1112	Rockford Public Library	RPL	PALS
0109	Rockridge Unit #300	ROC	PALS
1270	Rolling Meadows Library	RMK	NSLS
1180	ROLLING PRAIRIE LIBRARY SYSTEM	RPR	RPLS
5291	Romeoville Library Service Center (Inactive)	RCB	PALS
3012	Roselle Public Library District	ROD	DLS
2303	Round Lake Area Library	ROD	NSLS
0037	Roxana High School	GDA	LCLS
0038	Roxana Public Library	B1A	LCLS
7011	Sandwich Township Public Library	SAB	PALS
0101	SAUG Curriculum Library	ASD	PALS
1622	Sauk Valley College	SKL	PALS
1257	Schaumburg (Hoffman Estates Branch)	SBK	NSLS
1257	Schaumburg Township Public Library	SCK	NSLS
1313	Schiller Park Public Library	SPS	MLS
0105	Schmaling Public Library District	FUL	PALS
0071	Scott Community College (Iowa)	SCC	PALS
0072	Scott County (Iowa) Library System	SEL	PALS
0113	Selby Township Library District	SLL	PALS
6059	Seneca Public Library District	SEB	PALS
1564	Serena Grade School	SGB	PALS
0183	SHAWNEE LIBRARY SYSTEM		SHLS
1699	Sheridan Correctional Center (Inactive)	SHB	PALS
1565	Sheridan Grade School	SSB	PALS
0206	Sherrard Public Library	SHD	PALS
1560	Shorewood-Troy Public Library District	STB	PALS
0085	Silvis Public Library	SVP	PALS
9094	Skokie Public Library	SKK	NSLS
1232	Skokie Public Library	SKK	NSLS
0084	Smithton Public Library District	CCA	LCLS
6836	Somonauk Public Library District	SNB	PALS
1350	South Holland Public Library	SHS	MLS
5939	South Suburban College	TTS	MLS
0058	St. Ambrose College Library	SAU	PALS
0053	St. Charles Public Library District	SCD	DLS
0204	St. Malachy School (has no code)	PALS
0044	Staunton Public Library	B6A	LCLS
6090	Steger-South Chicago Heights Public Library District	STS	MLS
1803	Stickney-Forest View Library District	SFS	MLS
1140	SUBURBAN LIBRARY SYSTEM (now Metropolitan Library Sytem)	MLS	MLS
1954	Sullivan High School	SSR	RPLS
8102	Summit	SAS	MLS
1810	Taylorville Public Library (Warrensburg)	TAR	RPLS
1308	Thomas Ford Memorial Library (Western Springs)	TFS	MLS
2431	Thornton Public Library	THS	MLS
1561	Three Rivers Public Library District (Channahon Branch)	TRB	PALS
1561	Three Rivers Public Library District (Minooka Branch)	TMB	PALS
1321	Tinley Park Public Library	TPS	MLS
3032	Tolono Township Library	TON	LTLS
2299	Town and Country (Elburn)	EBD	DLS
1211	Township High School District 211	DGK	NSLS
0053	Triad High School (Troy)	GHA	LCLS
0097	Trinity Medical Center Library	TRI	PALS
0040	Tri-Township Public Library District (Troy)	B3A	LCLS
3033	Tuscola Public Library	TUN	LTLS
0084	Twin Rivers District Library	CLN	PALS
7520	Tyler School (New Lenox)	QTB	PALS
0089	United Township High School Library	UTS	PALS
1154	University of Illinois - Chicago	UIC	MLS
0301	University of St. Francis (Joliet)	SFB	PALS
6078	University Park Public Library District	PSS	MLS
1230	Urbana Free Library	URN	LTLS
3042	Urbana Junior High School	JUN	LTLS
0099	US Army Corps of Engineers Library	CRP	PALS
0028	Utica Public Library District	TAB	PALS
0048	Valmeyer Public Library District/School	B7A	LCLS
0017	Venice Community Unit #3	NOT ONLINE	LCLS
0043	Venice Public Library	B5A	LCLS
1968	Vernon Area Public Library District (Lincolnshire)	VEK	NSLS
1805	Vespasian Warner Public Library (Clinton)	CWR	RPLS
2752	Villa Park Public Library	VPD	DLS
1803	Village of Oreana Library	ORR	RPLS
0114	Walnut Public Library	WAL	PALS
1124	Warren-Newport Bookmobile	WQK	NSLS
1124	Warren-Newport Public Library District (Gurnee)	WRK	NSLS
4901	Warrenville Public Library District	WVD	DLS
0027	Washington Park Library	WFA	LCLS
3043	Watseka Public Library	WAN	LTLS
3089	Wauconda Area Public Library	WUK	NSLS
2233	Waukegan Public Library	WKK	NSLS
6653	West Chicago Public Library District	WCD	DLS
1498	West Suburban Hospital	WSS	MLS
1310	Westchester Public Library	WCS	MLS
0069	Western Township Public Library (Orion)	WTP	PALS
1404	Westmont Public Library	WMS	MLS
5143	Wheaton Public Library	WHD	DLS
6091	William Leonard Public Library District	ROS	MLS
1239	Wilmette Public Library District	WLK	NSLS
6830	Wilmington Public Library District	WLB	PALS
1240	Winnetka-Northfield (Northfield Branch)	WBK	NSLS
1240	Winnetka-Northfield Public Library District	WNK	NSLS
1687	Wood Dale Public Library District	WDD	DLS
0010	Wood River Public Library	BGA	LCLS
1524	Woodridge Public Library	WRS	MLS
1567	Woodstock Public Library	WOL	PALS
2753	Woodstock Public Library	WOL	PALS
1528	Worth Public Library District	WOS	MLS
6290	Yorkville Public Library	YKB	PALS
1126	Zion-Benton Public Library District	ZIK	NSLS