API County Codes

API County Codes

01 Alabama *

02 Arizona *

03 Arkansas *

04 California *

05 Colorado *

06 Connecticut *

07 Delaware *

08 District of Columbia *

09 Florida *

10 Georgia *

11 Idaho *

12 Illinois *

13 Indiana *

14 Iowa *

15 Kansas *

16 Kentucky *

17 Louisiana (Parishes) *

18 Maine *

19 Maryland *

20 Massachusetts *

21 Michigan *

22 Minnesota *

23 Mississippi *

24 Missouri *

25 Montana *

26 Nebraska *

27 Nevada *

28 New Hampshire *

29 New Jersey *

30 New Mexico *

31 New York *

32 North Carolina *

33 North Dakota *

34 Ohio *

35 Oklahoma *

36 Oregon *

37 Pennsylvania *

38 Rhode Island *

39 South Carolina *

40 South Dakota *

41 Tennessee *

42 Texas *

43 Utah *

44 Vermont *

45 Virginia *

46 Washington *

47 West Virginia *

48 Wisconsin *

49 Wyoming *

50 Alaska (Quadrangles) *

51 Hawaii *

01 Alabama

1	AUTAUGA	3	BALDWIN	5	BARBOUR
7	BIBB	9	BLOUNT	11	BULLOCK
13	BUTLER	15	CALHOUN	17	CHAMBERS
19	CHEROKEE	21	CHILTON	23	CHOCTAW
25	CLARKE	27	CLAY	29	CLEBURNE
31	COFFEE	33	COLBERT	35	CONECUH
37	COOSA	39	COVINGTON	41	CRENSHAW
43	CULLMAN	45	DALE	47	DALLAS
49	DE KALB	51	ELMORE	53	ESCAMBIA
55	ETOWAH	57	FAYETTE	59	FRANKLIN
61	GENEVA	63	GREENE	65	HALE
67	HENRY	69	HOUSTON	71	JACKSON
73	JEFFERSON	75	LAMAR	77	LAUDERDALE
79	LAWRENCE	81	LEE	83	LIMESTONE
85	LOWNDES	87	MACON	89	MADISON
91	MARENGO	93	MARION	95	MARSHALL
97	MOBILE	99	MONROE	101	MONTGOMERY
103	MORGAN	105	PERRY	107	PICKENS
109	PIKE	111	RANDOLPH	113	RUSSELL
115	ST. CLAIR	117	SHELBY	119	SUMTER
121	TALLADEGA	123	TALLAPOOSA	125	TUSCALOOSA
127	WALKER	129	WASHINGTON	131	WILCOX
133	WINSTON

02 Arizona

1	APACHE	3	COCHISE	5	COCONINO
7	GILA	9	GRAHAM	11	GREENLEE
12	LA PAZ	13	MARICOPA	15	MOHAVE
17	NAVAJO	19	PIMA	21	PINAL
23	SANTA CRUZ	25	YAVAPAI	27	YUMA

03 Arkansas

1	ARKANSAS	3	ASHLEY	5	BAXTER
7	BENTON	9	BOONE	11	BRADLEY
13	CALHOUN	15	CARROLL	17	CHICOT
19	CLARK	21	CLAY	23	CLEBURNE
25	CLEVELAND	27	COLUMBIA	29	CONWAY
31	CRAIGHEAD	33	CRAWFORD	35	CRITTENDEN
37	CROSS	39	DALLAS	41	DESHA
43	DREW	45	FAULKNER	47	FRANKLIN
49	FULTON	51	GARLAND	53	GRANT
55	GREENE	57	HEMPSTEAD	59	HOT SPRING
61	HOWARD	63	INDEPENDENCE	65	IZARD
67	JACKSON	69	JEFFERSON	71	JOHNSON
73	LAFAYETTE	75	LAWRENCE	77	LEE
79	LINCOLN	81	LITTLE RIVER	83	LOGAN
85	LONOKE	87	MADISON	89	MARION
91	MILLER	93	MISSISSIPPI	95	MONROE
97	MONTGOMERY	99	NEVADA	101	NEWTON
103	OUACHITA	105	PERRY	107	PHILLIPS
109	PIKE	111	POINSETT	113	POLK
115	POPE	117	PRAIRIE	119	PULASKI
121	RANDOLPH	123	ST. FRANCIS	125	SALINE
127	SCOTT	129	SEARCY	131	SEBASTIAN
133	SEVIER	135	SHARP	137	STONE
139	UNION	141	VAN BUREN	143	WASHINGTON
145	WHITE	147	WOODRUFF	149	YELL

04 California

1	ALAMEDA	3	ALPINE	5	AMADOR
7	BUTTE	9	CALAVERAS	11	COLUSA
13	CONTRA COSTA	15	DEL NORTE	17	EL DORADO
19	FRESNO	21	GLENN	23	HUMBOLDT
25	IMPERIAL	27	INYO	29	*KERN
31	KINGS	33	LAKE	35	LASSEN
37	LOS ANGELES	39	MADERA	41	MARIN
43	MARIPOSA	45	MENDOCINO	47	MERCED
49	MODOC	51	MONO	53	MONTEREY
55	NAPA	57	NEVADA	59	ORANGE
61	PLACER	63	PLUMAS	65	RIVERSIDE
67	SACRAMENTO	69	SAN BENITO	71	SAN BERNARDINO
73	SAN DIEGO	75	SAN FRANCISCO	77	SAN JOAQUIN
79	SAN LUIS OBISPO	81	SAN MATEO	83	SANTA BARBARA
85	SANTA CLARA	87	SANTA CRUZ	89	SHASTA
91	SIERRA	93	SISKIYOU	95	SOLANO
97	SONOMA	99	STANISLAUS	101	SUTTER
103	TEHAMA	105	TRINITY	107	TULARE
109	TUOLUMNE	111	VENTURA	113	YOLO
115	YUBA

* Kern County also uses code 30.

05 Colorado

1	ADAMS	3	ALAMOSA	5	ARAPAHOE
7	ARCHULETA	9	BACA	11	BENT
13	BOULDER	15	CHAFFEE	17	CHEYENNE
19	CLEAR CREEK	21	CONEJOS	23	COSTILLA
25	CROWLEY	27	CUSTER	29	DELTA
31	DENVER	33	DOLORES	35	DOUGLAS
37	EAGLE	39	ELBERT	41	EL
43	FREMONT	45	GARFIELD	47	GILPIN
49	GRAND	51	GUNNISON	53	HINSDALE
55	HUERFANO	57	JACKSON	59	JEFFERSON
61	KIOWA	63	KIT CARSON	65	LAKE
67	LA PLATA	69	LARIMER	71	LAS
73	LINCOLN	75	LOGAN	77	MESA
79	MINERAL	81	MOFFAT	83	MONTEZUMA
85	MONTROSE	87	MORGAN	89	OTERO
91	OURAY	93	PARK	95	PHILLIPS
97	PITKIN	99	PROWERS	101	PUEBLO
103	RIO BLANCO	105	RIO GRANDE	107	ROUTT
109	SAGUACHE	111	SAN JUAN	113	SAN MIGUEL
115	SEDGWICK	117	SUMMIT	119	TELLER
121	WASHINGTON	123	WELD	125	YUMA

06 Connecticut

1	FAIRFIELD	3	HARTFORD	5	LITCHFIELD
7	MIDDLESEX	9	NEW HAVEN	11	NEW LONDON
13	TOLLAND	15	WINDHAM

07 Delaware

1

KENT

3

NEW CASTLE

5

SUSSEX

08 District of Columbia

1	DISTRICT OF COLUMBIA

09 Florida

1	ALACHUA	3	BAKER	5	BAY
7	BRADFORD	9	BREVARD	11	BROWARD
13	CALHOUN	15	CHARLOTTE	17	CITRUS
19	CLAY	21	COLLIER	23	COLUMBIA
25	DADE	27	DE SOTO	29	DIXIE
31	DUVAL	33	ESCAMBIA	35	FLAGLER
37	FRANKLIN	39	GADSDEN	41	GILCHRIST
43	GLADES	45	GULF	47	HAMILTON
49	HARDEE	51	HENDRY	53	HERNANDO
55	HIGHLANDS	57	HILLSBOROUGH	59	HOLMES
61	INDIAN RIVER	63	JACKSON	65	JEFFERSON
67	LAFAYETTE	69	LAKE	71	LEE
73	LEON	75	LEVY	77	LIBERTY
79	MADISON	81	MANATEE	83	MARION
85	MARTIN	87	MONROE	89	NASSAU
91	OKALOOSA	93	OKEECHOBEE	95	ORANGE
97	OSCEOLA	99	PALM BEACH	101	PASCO
103	PINELLAS	105	POLK	107	PUTNAM
109	ST. JOHNS	111	ST. LUCIE	113	SANTA ROSA
115	SARASOTA	117	SEMINOLE	119	SUMTER
121	SUWANNEE	123	TAYLOR	125	UNION
127	VOLUSIA	129	WAKULLA	131	WALTON
133	WASHINGTON

10 Georgia

1	APPLING	3	ATKINSON	5	BACON
7	BAKER	9	BALDWIN	11	BANKS
13	BARROW	15	BARTOW	17	BEN
19	BERRIEN	21	BIBB	23	BLECKLEY
25	BRANTLEY	27	BROOKS	29	BRYAN
31	BULLOCH	33	BURKE	35	BUTTS
37	CALHOUN	39	CAMDEN	43	CANDLER
45	CARROLL	47	CATOOSA	49	CHARLTON
51	CHATHAM	53	CHATTAHOOCHEE	55	CHATTOOGA
57	CHEROKEE	59	CLARKE	61	CLAY
63	CLAYTON	65	CLINCH	67	COBB
69	COFFEE	71	COLQUITT	73	COLUMBIA
75	COOK	77	COWETA	79	CRAWFORD
81	CRISP	83	DADE	85	DAWSON
87	DECATUR	89	DE KALB	91	DODGE
93	DOOLY	95	DOUGHERTY	97	DOUGLAS
99	EARLY	101	ECHOLES	103	EFFINGHAM
105	ELBERT	107	EMANUEL	109	EVANS
111	FANNIN	113	FAYETTE	115	FLOYD
117	FORSYTH	119	FRANKLIN	121	FULTON
123	GILMER	125	GLASCOCK	127	GLYNN
129	GORDON	131	GRADY	133	GREENE
135	GWINNET	137	HABERSHAM	139	HALL
141	HANCOCK	143	HARALSON	145	HARRIS
147	HART	149	HEARD	151	HENRY
153	HOUSTON	155	IRWIN	157	JACKSON
159	JASPER	161	JEFF DAVIS	163	JEFFERSON
165	JENKINS	167	JOHNSON	169	JONES
171	LAMAR	173	LANIER	175	LAURENS
177	LEE	179	LIBERTY	181	LINCOLN
183	LONG	185	LOWNDES	187	LUMPKIN
189	MCDUFFIE	191	MCINTOSH	193	MACON
195	MADISON	197	MARION	199	MERIWETHER
201	MILLER	205	MITCHELL	207	MONROE
209	MONTGOMERY	211	MORGAN	213	MURRAY
215	MUSCOGEE	217	NEWTON	219	OCONEE
221	OGLETHORPE	223	PAULDING	225	PEACH
227	PICKENS	229	PIERCE	231	PIKE
233	POLK	235	PULASKI	237	PUTNAM
239	QUITMAN	241	RABUN	243	RANDOLPH
245	RICHMOND	247	ROCKDALE	249	SCHLEY
251	SCREVEN	253	SEMINOLE	255	SPALDING
257	STEPHENS	259	STEWART	261	SUMTER
263	TALBOT	265	TALIAFERRO	267	TATTNALL
269	TAYLOR	271	TELFAIR	273	TERRELL
275	THOMAS	277	TIFT	279	TOOMBS
281	TOWNS	283	TREUTLEN	285	TROUP
287	TURNER	289	TWIGGS	291	UNION
293	UPSON	295	WALKER	297	WALTON
299	WARE	301	WARREN	303	WASHINGTON
305	WAYNE	307	WEBSTER	309	WHEELER
311	WHITE	313	WHITFIELD	315	WILCOX
317	WILKES	319	WILKINSON	321	WORTH

11 Idaho

1	ADA	3	ADAMS	5	BANNOCK
7	BEAR LAKE	9	BENEWAH	11	BINGHAM
13	BLAINE	15	BOISE	17	BONNER
19	BONNEVILLE	21	BOUNDARY	23	BUTTE
25	CAMAS	27	CANYON	29	CARIBOU
31	CASSIA	33	CLARK	35	CLEARWATER
37	CUSTER	39	ELMORE	41	FRANKLIN
43	FREMONT	45	GEM	47	GOODING
49	IDAHO	51	JEFFERSON	53	JEROME
55	KOOTENAI	57	LATAH	59	LEMHI
61	LEWIS	63	LINCOLN	65	MADISON
67	MINIDOKA	69	NEZ PERCE	71	ONEIDA
73	OWYHEE	75	PAYETTE	77	POWER
79	SHOSHONE	81	TETON	83	TWIN FALLS
85	VALLEY	87	WASHINGTON	89	YELLOWSTONE NP

12 Illinois

1	ADAMS	3	ALEXANDER	5	BOND
7	BOONE	9	BROWN	11	BUREAU
13	CALHOUN	15	CARROLL	17	CASS
19	CHAMPAIGN	21	CHRISTIAN	23	CLARK
25	CLAY	27	CLINTON	29	COLES
31	COOK	33	CRAWFORD	35	CUMBERLAND
37	DE KALB	39	DE WITT	41	DOUGLAS
43	DU PAGE	45	EDGAR	47	EDWARDS
49	EFFINGHAM	51	FAYETTE	53	FORD
55	FRANKLIN	57	FULTON	59	GALLATIN
61	GREENE	63	GRUNDY	65	HAMILTON
67	HANCOCK	69	HARDIN	71	HENDERSON
73	HENRY	75	IROQUOIS	77	JACKSON
79	JASPER	81	JEFFERSON	83	JERSEY
85	JO DAVIESS	87	JOHNSON	89	KANE
91	KANKAKEE	93	KENDALL	95	KNOX
97	LAKE	99	LA SALLE	101	LAWRENCE
103	LEE	105	LIVINGSTON	107	LOGAN
109	MCDONOUGH	111	MCHENRY	113	MCLEAN
115	MACON	117	MACOUPIN	119	MADISON
121	MARION	123	MARSHALL	125	MASON
127	MASSAC	129	MENARD	131	MERCER
133	MONROE	135	MONTGOMERY	137	MORGAN
139	MOULTRIE	141	OGLE	143	PEORIA
145	PERRY	147	PIATT	149	PIKE
151	POPE	153	PULASKI	155	PUTNAM
157	RANDOLPH	159	RICHLAND	161	ROCK ISLAND
163	ST. CLAIR	165	SALINE	167	SANGAMON
169	SCHUYLER	171	SCOTT	173	SHELBY
175	STARK	177	STEPHENSON	179	TAZEWELL
181	UNION	183	VERMILION	185	WABASH
187	WARREN	189	WASHINGTON	191	WAYNE
193	WHITE	195	WHITESIDE	197	WILL
199	WILLIAMSON	201	WINNEBAGO	203	WOODFORD

13 Indiana

1	ADAMS	3	ALLEN	5	BARTHOLOMEW
7	BENTON	9	BLACKFORD	11	BOONE
13	BROWN	15	CARROLL	17	CASS
19	CLARK	21	CLAY	23	CLINTON
25	CRAWFORD	27	DAVIESS	29	DEARBORN
31	DECATUR	33	DE KALB	35	DELAWARE
37	DUBOIS	39	ELKHART	41	FAYETTE
43	FLOYD	45	FOUNTAIN	47	FRANKLIN
49	FULTON	51	GIBSON	53	GRANT
55	GREENE	57	HAMILTON	59	HANCOCK
61	HARRISON	63	HENDRICKS	65	HENRY
67	HOWARD	69	HUNTINGTON	71	JACKSON
73	JASPER	75	JAY	77	JEFFERSON
79	JENNINGS	81	JOHNSON	83	KNOX
85	KOSCIUSKO	87	LAGRANGE	89	LAKE
91	LA PORTE	93	LAWRENCE	95	MADISON
97	MARION	99	MARSHALL	101	MARTIN
103	MIAMI	105	MONROE	107	MONTGOMERY
109	MORGAN	111	NEWTON	113	NOBLE
115	OHIO	117	ORANGE	119	OWEN
121	PARKE	123	PERRY	125	PIKE
127	PORTER	129	POSEY	131	PULASKI
133	PUTNAM	135	RANDOLPH	137	RIPLEY
139	RUSH	141	ST. JOSEPH	143	SCOTT
145	SHELBY	147	SPENCER	149	STARKE
151	STEUBEN	153	SULLIVAN	155	SWITZERLAND
157	TIPPECANOE	159	TIPTON	161	UNION
163	VANDERBURGH	165	VERMILLION	167	VIGO
169	WABASH	171	WARREN	173	WARRICK
175	WASHINGTON	177	WAYNE	179	WELLS
181	WHITE	183	WHITLEY

14 Iowa

1	ADAIR	3	ADAMS	5	ALLAMAKEE
7	APPANOOSE	9	AUDUBON	11	BENTON
13	BLACK HAWK	15	BOONE	17	BREMER
19	BUCHANAN	21	BUENA VISTA	23	BUTLER
25	CALHOUN	27	CARROLL	29	CASS
31	CEDAR	33	CERRO GORDO	35	CHEROKEE
37	CHICKASAW	39	CLARKE	41	CLAY
43	CLAYTON	45	CLINTON	47	CRAWFORD