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    IOWA

     

    Highest 1904-11 prestate plate known:  #27870

     

    1911   2001- -  29870                          1919     2 - 361604

    1912   3039- -  45642                          1920     1 - 437578

    1913   3334- -  74636                          1921   217 - 440795

    1914   6001- - 111984 (112025 highest issued)

    1915   7001  - 152013                          Truck began 1921.

     

    1916-18 UNDATED BASE

    Formats:  -10- - -999-, 1000- - 9999-, 10000 - 399999.

     

    1916 Type 1                -13- -  27108              (27,096 P)

    1916 Type 2               31058 -  64694              (33,637 P)

    1916 Type 1a              65748 - 247399             (181,652 P)

    1917 Type 3              251946 - 311974              (60,029 P)

    1918 Type 4              313709 - 340636              (26,928 P)

     

    Description of Types:

    Type 1 - 1919 dies, serif "IA", round 1 3/16" long slots

    Type 2 - 1915 dies, non-serif "IA"   (35,000 ordered)

    Type 3 - As Type 1, but light steel

    Type 4 - As Type 3, but square 1" short slots

     

    1920:  County assignment began; 1 - 370400 in County Code Book,

           including Non-resident.

    1921:  Trucks unmarked, numbers began at 500001.  Clay Co. assigned

           Passenger #79401 - 81178+, Truck #505601 - 505700.

       

    1922-29 FORMATS

     

    1922, 1924-26          1923              1927            1928-29

     1-1 - 9-99999   1-00001 - 9-99999   A-1 - N-99999    A-1 - R-99999

    10-1 - 99-9999   10-0001 - 99-9999   1-1 -  9-9999    1-1 -  9-9999

                                        10-1 - 88-9999   10-1 - 86-9999

     

    County codes on County Code page.

    0 = Non-resident 1922;  00 = Non-resident 1923-29.

    Counties assigned alphabetically after first group, which was

    assigned according to number of registrations.

    No G,I,O,Q used.  D = Dealer, T = Truck ("Truck" 1929).

     

     

    COUNTIES EXCEEDING 9999:

     

    COUNTY           1922   1923-24   1925   1926   1927   1928-29

    Polk               1       1        1      1      A       A

    Wooodbury          2       2        2      2      B       B

    Linn               4       4        3      3      C       C

    Scott              3       3        4      4      E       E

    Pottawattamie      5       5        5      5      F       F

    Black Hawk        12       6        6      6      H       H

    Dubuque          (36)     36        7      7      J       J

    Clinton          (28)    (28)      29      8      K       K

    Webster          (95)    (95)     (95)     9      L       L

    Cerro Gordo      (22)    (22)     (23)   (25)     M       M

    Des Moines       (34)    (34)     (35)   (36)     N       N

    Jasper           (55)    (55)     (55)   (56)   (45)      P

    Lee              (61)    (61)     (61)   (62)   (51)      R

     

    7-DIGIT EXPECTED BY REGISTRATIONS:

    1922   12-10200  (1923 6-10844 seen)

    1924   36-10600

    1925   29-10554  (1925 29-10461 seen)

     

     

    LETTER SERIES TOTALS BY REGISTRATIONS:  1927   185,484   28%

                                            1928   214,965   32%

                                            1929   229,534   32%

     

       

    1930-55 FORMATS    1-1 -  9-99999    County codes on County Code

                      10-1 - 99-99999    page, assigned alphabetically.

                                         00 = Non-resident.

    1955    77-A-1 - 77-A-999,     (1950/51 #00-0152 - 00-0215)

          77-A1000 - 77-A7366      (Began at 77-A1000 on 6/9/1955;

                                    perhaps 77-A1 - 77-A999 came later)

     

    1948-57 tabs have no serial number.

     

       

    1956-57 FORMATS   1-0001 - 99-9999             No I,M,O,Q,W,Y used.

                      1-A000 - 99-Z999   (210,800)   20 counties

                      1-0A00 - 99-9Z99    (76,071)    6 counties 

                     77-00A0 - 77-99Z9    (20,000)

                     77-000A - 77-999Z    (20,000)

    (1957)           77-AA00 - 77-FC79    (10,280)  (JF reported)

     

    County codes same as 1930-55.  00 = Non-resident.

    Cedar Rapids Gazette article 1/14/1956 p.6 describes letter system.

     

    COUNTIES USING LETTER SERIES         (337,151)   34.6%

    Highest number expected per 1956 registration figures (*or

    observed number if higher):

     

     7-3U96 36,397*  31-R354 13,355   64-F044  5,045*  84-A537    538*

     8-B266  1,267*  50-D826  3,827*  70-D391  3,392*  85-J046  8,047* 

    17-J953  8,954*  52-E694  4,695   77-FC79 90,280*  90-H625  7,626*

    23-N550 11,551*  56-H044  7,045*  78-0C09 21,010*  94-K108  9,109*

    29-G348  6,349   57-2T79 35,280   82-3T72 35,373*  97-0J10 28,011*

     

    Other counties with potential to have reached letter series:

    25-9403, 33-9779, 55-9419

     

       

    1958-74 FORMATS   1 - 1 -   9-99999   County codes same as 1930-57.

                    1/0 - 1 - 9/9-99999   0/0 = Non-resident.

                                          Hyphen used in 1958 only.*

     

    *Counties 1 - 9:  1958-59 - Small prefix (hyphen in 1958 only)

                      1960-74 - Large prefix (hyphen added in 1965)

     

    8-DIGIT PLATES

    Highest number expected per registration figures (*or observed

    number if higher):

     

    1959   7/7 100000                        1967      7/7 131530    2%

    1960   7/7 104216                        1968      7/7 136947*   2%

    1961   7/7 105452                        1969      7/7 141834*   3%

    1962   7/7 109578                        1970      7/7 145328    3%

    1963   7/7 112052    1%                  1971      7/7 151698*   3%

    1964   7/7 117578    1%                  1972-74   7/7 202343*

    1965   7/7 122866    1%                            5/7 107784*

    1966   7/7 128081    2%                            8/2 102450*  

     

     

    1975-78 BASE

       1/  AAA000 - 9/  AQZ999    No I,O,Q used in 3rd letter position.

       1/0 ARA000 - 9/9 HMZ999    County number codes same as 1930-74.

           HNA000 - 0/0 HNZ999    Non-Resident series. (See Variations)

       2/3 HOA000 - 2/3 HOA769    Clinton skipped BKA-BKZ, issued HOA+.

      (2/3 HOB--- reported)       Replaced 1979.

     

       

    1979-85 BASE                  No I,O,Q used in 1st or 3rd position.

          AAA 000 - HMZ 999       County letter codes same as 1975-78.

          HNA 000 - HNZ 999       Non-resident series. (Blank bottom)

                                  Replaced during 1985.

     

    Initial assignment in County Code Book:  AAA-HNZ      (4,190,000 P)

    88 omitted prefixes on file.  Clinton issued BKA-BKZ, reached BLW.

    Series skipped:  ETA-EZZ, FYA-FZZ, GZA-GZZ, HOA-HOZ

    Additional assignments on file:  HPA-HTZ, JAA-JBT,

    JDA-JHF, JIA-JIK 499, JIL-JIN, JIR-JIT 499, KAA-KCZ     (337,000 P)

    (Highest seen KCC 923)                          (TOTAL 4,527,000 P)

     

       

    1986-97 BASE                         No I,O,Q used in 3rd position.

    Jan.85  "JAN 86"          LAA 000 - YZZ 999           (6,986,000 P)

    1993                      FSA 000 - FSJ 999               (9,000 P)

                                                    (TOTAL 6,995,000 P)

     

    Initial assignment in County Code Book:  LAA-TJZ (4,642,000 P)

    Series skipped:  LND, LOD, LPD, POW, QKA-QZZ.

    Series discontinued:  LDA-LDZ, PDA-PDZ.

    Additional assignments in County Code Book:  TKA-WYL

    Series assigned by volume starting August 1992 at WLA.

    ZAA-ZZZ reserved for drunk drivers but none ever issued.

     

    Prefixes not seen:  XCH-XDZ, XLN-XXL, YGB-YXZ.

     

    Letters omitted:

    D - UDA-UDZ, VDA-VDZ (XDA-XDZ) (No D used in 3rd position)

    O - TOA-TOZ (XOA-XOZ, YOA-YOZ)

    Q - TQA-TQZ, UQA-UQZ, VQA-VQZ, WQA-WQZ (XQA-XQZ, YQA-YQZ)

     

    Unusual sequences:

    Black Hawk   WJA-WKZ, XEA-XEX, XEZ, YBA-YBJ

    Butler       WLA-WLF, (1993) XEY  (WQA-WQZ not issued)

    Polk         QAA-QJZ, (1987) UAA-UZZ, XJA-XKZ, XXM, YDA-YDZ,

                 YZA-YZZ, YYA-YYB

    Pottawatamie VRA-VRZ, FSA-FSJ, VSA-VSZ

     

    Replaced during 1997.  

     

     

    1997-2017 FARM SCENE BASE      All letters used.*  SAA-SHG omitted.

    1-2-97  "JUL 97"  Types 1-2      000 AAA - 399 FSK    (3,056,400 P)

    1998    "JUN 98"  Types 3-4      400 FSK - 178 KCZ    (1,932,779 P)

    2001    "MAR 02"  Types 4a-5     443 KZD - 982 YPK    (5,400,540 P)

    2011    "MAY 12"  Type  6        090 YPL - 999 ZZZ      (780,910 P)

    2012    "JUL 13"  Type  6a       AAA 000 - DWV 150    (2,318,151 P)

                                                   (TOTAL 13,488,887 P)

     

    *No D,I,O,Q used in 4th position.  Non-Pass. Suffixes:  SAA-SHG.

    *U,V omitted after initial assignment (EEU-EEV last ones).

    (DHT reported in Dubuque Co. 4/11/06, 393 TUT reported 3/14/08.)

    *Type 6a:  No I,O,Q used in 3rd position.  U,V now used. 

     

    Initial assignment 000 AAA - 470 EFF (2,163,471 P), observations

    only on file.  Union declined series CUP-CVA in favor of EWH-on.

    Wapello issued limited number of flat plates CVI-CWO as a test.

    Additional assignments began at 471 EFF (Black Hawk).  Order

    ending at KCZ possibly misread as KZC, causing next order to start

    at KZD.

     

    County stickers in 3 sizes, depending on length of county name.

    Type 2:  111 EXY - 770 EZL (37,660 P), FAD reported.

    No exact break between Types 3 and 4.

    Earliest Type 4 (flat) seen:  999 HMZ  "MAR 01"

    Type 4 issued Summer 2000 only in 8 largest counties:  Adams,

    Black Hawk, Johnson, Linn, Polk, Pottawatamie, Scott, Woodbury;

    issued Summer 2001 in all counties.

    Latest Type 3 (embossed) seen:  537 JYC (change reported at 500 KAB)

    Earliest Type 5 seen:  102 LEM  (1-14-02 "APR 02")

    Zero font added slash "NOV 12" between 840 YXZ and 330 YYA. 

     

    Description of Types:

    Type 1 - Embossed numbers, county name on sticker, unpainted back

    Type 2 - As Type 1, but blue painted back

    Type 3 - Embossed numbers, county name silkscreened on plate

    Type 4 - Flat except beveled edge, all features silkscreened

    Type 5 - Completely flat, all features silkscreened, blue figures

    Type 6 - As Type 5, but black figures 

     

     

    1992-97 OPTIONAL BASES:

     

    1992-97 SESQUICENTENNIAL BASE    Extra fee $15 initial,$10 renewal.

    Feb.92  "AUG 92"  Patriotic     S000001 - S124814       (124,814 P)

    Feb.92  "NOV 92"  Scenic        000001S - 129116S       (129,116 P)

                                                      (TOTAL 253,930 P)

    Replaced during 1997.

     

       

    1995-2012 BIRD BASE             Extra fee $35 initial, $10 renewal.

    1-3-95  "JUL 95"  Type 1          AA001 - GP161     (No FA-FZ used)

    Dec.99            Type 2          GS999 - GT065

                      Type 3          HC251 - HC352

                     (Pheasant Low    HF027)  HP212

     

    Types same as 1997-2009 Farm Scene Base above.  No I,O,Q used.

    Known prefixes used:  AA,AF,AG,AH,AN,AR,AU,AV,AY,AZ.

    County stickers in 3 sizes, depending on length of county name.