The University of Iowa Office of the State Archaeologist: County Abbreviations for Site Designation

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State
Archaeologist

County Abbreviations for Site Designation
No.	County	Abbrev.	No.	County	Abbrev.	No.	County	Abbrev.

1	Adair	AD	34	Floyd	FD	67	Monona	MN
2	Adams	AA	35	Franklin	FN	68	Monroe	MO
3	Allamakee	AM	36	Fremont	FM	69	Montgomery	MM
4	Appanoose	AN	37	Greene	GR	70	Muscatine	MC
5	Audubon	AB	38	Grundy	GN	71	O'Brien	OB
6	Benton	BE	39	Guthrie	GT	72	Osceola	OA
7	Black Hawk	BH	40	Hamilton	HM	73	Page	PA
8	Boone	BN	41	Hancock	HK	74	Palo Alto	PL
9	Bremer	BM	42	Hardin	HA	75	Plymouth	PM
10	Buchanan	BC	43	Harrison	HR	76	Pocahontas	PT
11	Buena Vista	BV	44	Henry	HN	77	Polk	PK
12	Butler	BT	45	Howard	HW	78	Pottawattamie	PW
13	Calhoun	CH	46	Humbolt	HB	79	Poweshiek	PH
14	Carroll	CR	47	Ida	IA	80	Ringgold	RN
15	Cass	CA	48	Iowa	IW	81	Sac	SA
16	Cedar	CD	49	Jackson	JK	82	Scott	ST
17	Cerro Gordo	CE	50	Jasper	JP	83	Shelby	SH
18	Cherokee	CK	51	Jefferson	JF	84	Sioux	SX
19	Chickasaw	CW	52	Johnson	JH	85	Story	SR
20	Clarke	CL	53	Jones	JN	86	Tama	TM
21	Clay	CY	54	Keokuk	KK	87	Taylor	TA
22	Clayton	CT	55	Kossuth	KH	88	Union	UN
23	Clinton	CN	56	Lee	LE	89	Van Buren	VB
24	Crawford	CF	57	Linn	LN	90	Wapello	WP
25	Dallas	DA	58	Louisa	LA	91	Warren	WA
26	Davis	DV	59	Lucas	LC	92	Washington	WS
27	Decatur	DT	60	Lyon	LO	93	Wayne	WE
28	Delaware	DW	61	Madison	MD	94	Webster	WB
29	Des Moines	DM	62	Mahaska	MK	95	Winnebago	WN
30	Dickinson	DK	63	Marion	MA	96	Winneshiek	WH
31	Dubuque	DB	64	Marshall	MR	97	Woodbury	WD
32	Emmet	ET	65	Mills	ML	98	Worth	WT
33	Fayette	FT	66	Mitchell	MT	99	Wright	WR

Updated by Mary De La Garza, June 2008.
Designed by Tricia R. Bender

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