| Zip Code | City / Town | State | Returns | Total ($1000) | Avg/return |
| 50569 | Otho | Iowa | 30 | - | $- |
| 50611 | Bristow | Iowa | 20 | - | $- |
| 51541 | Henderson | Iowa | 30 | - | $- |
| 50157 | Malcom | Iowa | 60 | $1,889 | $31,483 |
| 52632 | Keokuk | Iowa | 720 | $20,780 | $28,861 |
| 52411 | Cedar Rapids | Iowa | 1,430 | $38,902 | $27,204 |
| 51036 | Maurice | Iowa | 70 | $1,746 | $24,943 |
| 52401 | Cedar Rapids | Iowa | 100 | $2,279 | $22,790 |
| 50061 | Cumming | Iowa | 360 | $7,998 | $22,217 |
| 50837 | Bridgewater | Iowa | 40 | $823 | $20,575 |
| 52257 | Luzerne | Iowa | 20 | $376 | $18,800 |
| 52170 | Waterville | Iowa | 50 | $926 | $18,520 |
| 52556 | Fairfield | Iowa | 1,430 | $25,821 | $18,057 |
| 50216 | Panora | Iowa | 400 | $6,972 | $17,430 |
| 50074 | Ellston | Iowa | 50 | $862 | $17,240 |
| 50662 | Oelwein | Iowa | 510 | $8,760 | $17,176 |
| 50309 | Des Moines | Iowa | 440 | $7,553 | $17,166 |
| 52637 | Mediapolis | Iowa | 230 | $3,880 | $16,870 |
| 50325 | Clive | Iowa | 2,770 | $46,717 | $16,865 |
| 50321 | Des Moines | Iowa | 780 | $12,907 | $16,547 |
| 51355 | Okoboji | Iowa | 240 | $3,836 | $15,983 |
| 51004 | Anthon | Iowa | 70 | $1,117 | $15,957 |
| 52586 | Rose Hill | Iowa | 40 | $634 | $15,850 |
| 52531 | Albia | Iowa | 400 | $6,211 | $15,528 |
| 50312 | Des Moines | Iowa | 2,310 | $35,681 | $15,446 |
| 52403 | Cedar Rapids | Iowa | 2,610 | $38,432 | $14,725 |
| 50240 | Saint Charles | Iowa | 210 | $3,092 | $14,724 |
| 51503 | Council Bluffs | Iowa | 3,160 | $45,302 | $14,336 |
| 50579 | Rockwell City | Iowa | 200 | $2,829 | $14,145 |
| 50003 | Adel | Iowa | 760 | $10,680 | $14,053 |
| 52133 | Castalia | Iowa | 50 | $701 | $14,020 |
| 51250 | Sioux Center | Iowa | 770 | $10,673 | $13,861 |
| 51247 | Rock Valley | Iowa | 520 | $7,164 | $13,777 |
| 50323 | Urbandale | Iowa | 2,210 | $30,245 | $13,686 |
| 52240 | Iowa City | Iowa | 2,560 | $32,778 | $12,804 |
| 50266 | West Des Moines | Iowa | 3,620 | $46,113 | $12,738 |
| 51529 | Dunlap | Iowa | 170 | $2,111 | $12,418 |
| 50049 | Chariton | Iowa | 440 | $5,432 | $12,345 |
| 52772 | Tipton | Iowa | 470 | $5,797 | $12,334 |
| 51331 | Arnolds Park | Iowa | 230 | $2,804 | $12,191 |
| 50548 | Humboldt | Iowa | 710 | $8,610 | $12,127 |
| 52330 | Ryan | Iowa | 90 | $1,087 | $12,078 |
| 50849 | Greenfield | Iowa | 260 | $3,120 | $12,000 |
| 52807 | Davenport | Iowa | 1,820 | $21,778 | $11,966 |
| 52165 | Ridgeway | Iowa | 100 | $1,180 | $11,800 |
| 52654 | Wayland | Iowa | 140 | $1,646 | $11,757 |
| 50421 | Belmond | Iowa | 290 | $3,404 | $11,738 |
| 52132 | Calmar | Iowa | 200 | $2,342 | $11,710 |
| 52043 | Elkader | Iowa | 290 | $3,372 | $11,628 |
| 52155 | Lime Springs | Iowa | 120 | $1,393 | $11,608 |
| 52003 | Dubuque | Iowa | 1,850 | $21,332 | $11,531 |
| 51039 | Moville | Iowa | 160 | $1,840 | $11,500 |
| 52246 | Iowa City | Iowa | 2,280 | $26,213 | $11,497 |
| 50563 | Manson | Iowa | 270 | $3,083 | $11,419 |
| 50144 | Leon | Iowa | 160 | $1,823 | $11,394 |
| 52053 | Holy Cross | Iowa | 150 | $1,699 | $11,327 |
| 52245 | Iowa City | Iowa | 2,530 | $28,486 | $11,259 |
| 52761 | Muscatine | Iowa | 2,140 | $23,903 | $11,170 |
| 52340 | Tiffin | Iowa | 210 | $2,308 | $10,990 |
| 52048 | Garber | Iowa | 30 | $327 | $10,900 |
| 50247 | State Center | Iowa | 170 | $1,825 | $10,735 |
| 52154 | Lawler | Iowa | 130 | $1,395 | $10,731 |
| 51028 | Kingsley | Iowa | 170 | $1,815 | $10,676 |
| 50022 | Atlantic | Iowa | 790 | $8,402 | $10,635 |
| 52146 | Harpers Ferry | Iowa | 90 | $951 | $10,567 |
| 52314 | Mount Vernon | Iowa | 580 | $6,121 | $10,553 |
| 52144 | Fort Atkinson | Iowa | 180 | $1,894 | $10,522 |
| 52101 | Decorah | Iowa | 1,600 | $16,762 | $10,476 |
| 50576 | Rembrandt | Iowa | 30 | $314 | $10,467 |
| 51024 | Hinton | Iowa | 200 | $2,088 | $10,440 |
| 50275 | Woodburn | Iowa | 40 | $417 | $10,425 |
| 52536 | Blakesburg | Iowa | 90 | $934 | $10,378 |
| 51632 | Clarinda | Iowa | 560 | $5,759 | $10,284 |
| 50250 | Stuart | Iowa | 150 | $1,528 | $10,187 |
| 52162 | Postville | Iowa | 220 | $2,238 | $10,173 |
| 51034 | Mapleton | Iowa | 160 | $1,626 | $10,163 |
| 52552 | Drakesville | Iowa | 70 | $711 | $10,157 |
| 50211 | Norwalk | Iowa | 1,060 | $10,756 | $10,147 |
| 50263 | Waukee | Iowa | 1,750 | $17,718 | $10,125 |
| 52041 | Earlville | Iowa | 190 | $1,922 | $10,116 |
| 52040 | Dyersville | Iowa | 740 | $7,457 | $10,077 |
| 50265 | West Des Moines | Iowa | 3,950 | $39,585 | $10,022 |
| 51579 | Woodbine | Iowa | 200 | $1,994 | $9,970 |
| 52077 | Volga | Iowa | 30 | $299 | $9,967 |
| 50014 | Ames | Iowa | 2,270 | $22,529 | $9,925 |
| 50581 | Rolfe | Iowa | 60 | $592 | $9,867 |
| 52172 | Waukon | Iowa | 590 | $5,810 | $9,847 |
| 52171 | Waucoma | Iowa | 110 | $1,083 | $9,845 |
| 52068 | Peosta | Iowa | 500 | $4,903 | $9,806 |
| 52241 | Coralville | Iowa | 1,910 | $18,711 | $9,796 |
| 50613 | Cedar Falls | Iowa | 4,300 | $42,071 | $9,784 |
| 50588 | Storm Lake | Iowa | 810 | $7,893 | $9,744 |
| 52601 | Burlington | Iowa | 2,150 | $20,944 | $9,741 |
| 51639 | Farragut | Iowa | 60 | $584 | $9,733 |
| 50438 | Garner | Iowa | 450 | $4,371 | $9,713 |
| 50126 | Iowa Falls | Iowa | 660 | $6,370 | $9,652 |
| 51053 | Schaller | Iowa | 100 | $964 | $9,640 |
| 51535 | Griswold | Iowa | 150 | $1,437 | $9,580 |
| 51012 | Cherokee | Iowa | 590 | $5,645 | $9,568 |
| 50072 | Earlham | Iowa | 220 | $2,097 | $9,532 |
| 52537 | Bloomfield | Iowa | 560 | $5,331 | $9,520 |
| 51031 | Le Mars | Iowa | 1,140 | $10,820 | $9,491 |
| 52626 | Farmington | Iowa | 80 | $758 | $9,475 |
| 51360 | Spirit Lake | Iowa | 1,180 | $11,125 | $9,428 |
| 50130 | Jewell | Iowa | 140 | $1,319 | $9,421 |
| 50237 | Runnells | Iowa | 300 | $2,813 | $9,377 |
| 52501 | Ottumwa | Iowa | 1,660 | $15,495 | $9,334 |
| 52065 | New Vienna | Iowa | 140 | $1,306 | $9,329 |
| 51466 | Wall Lake | Iowa | 110 | $1,026 | $9,327 |
| 52052 | Guttenberg | Iowa | 330 | $3,075 | $9,318 |
| 51230 | Alvord | Iowa | 40 | $370 | $9,250 |
| 50025 | Audubon | Iowa | 330 | $3,052 | $9,248 |
| 50213 | Osceola | Iowa | 440 | $4,068 | $9,245 |
| 52031 | Bellevue | Iowa | 610 | $5,638 | $9,243 |
| 50701 | Waterloo | Iowa | 2,660 | $24,424 | $9,182 |
| 52738 | Columbus Junction | Iowa | 200 | $1,832 | $9,160 |
| 50021 | Ankeny | Iowa | 2,610 | $23,888 | $9,152 |
| 52753 | Le Claire | Iowa | 640 | $5,854 | $9,147 |
| 51050 | Remsen | Iowa | 260 | $2,373 | $9,127 |
| 50060 | Corydon | Iowa | 180 | $1,638 | $9,100 |
| 50585 | Sioux Rapids | Iowa | 80 | $721 | $9,013 |
| 50577 | Renwick | Iowa | 30 | $270 | $9,000 |
| 50638 | Grundy Center | Iowa | 330 | $2,957 | $8,961 |
| 50171 | Montezuma | Iowa | 250 | $2,235 | $8,940 |
| 50131 | Johnston | Iowa | 2,700 | $24,120 | $8,933 |
| 51546 | Logan | Iowa | 250 | $2,221 | $8,884 |
| 50428 | Clear Lake | Iowa | 1,080 | $9,571 | $8,862 |
| 52328 | Robins | Iowa | 480 | $4,250 | $8,854 |
| 50322 | Urbandale | Iowa | 3,570 | $31,587 | $8,848 |
| 50845 | Diagonal | Iowa | 70 | $616 | $8,800 |
| 52722 | Bettendorf | Iowa | 4,920 | $43,256 | $8,792 |
| 50010 | Ames | Iowa | 3,040 | $26,631 | $8,760 |
| 51450 | Lake View | Iowa | 190 | $1,662 | $8,747 |
| 52773 | Walcott | Iowa | 220 | $1,919 | $8,723 |
| 50511 | Algona | Iowa | 860 | $7,486 | $8,705 |
| 52035 | Colesburg | Iowa | 90 | $782 | $8,689 |
| 52630 | Hillsboro | Iowa | 30 | $259 | $8,633 |
| 52060 | Maquoketa | Iowa | 730 | $6,291 | $8,618 |
| 52766 | Nichols | Iowa | 60 | $514 | $8,567 |
| 51351 | Milford | Iowa | 550 | $4,709 | $8,562 |
| 51401 | Carroll | Iowa | 1,380 | $11,811 | $8,559 |
| 50501 | Fort Dodge | Iowa | 1,980 | $16,941 | $8,556 |
| 50851 | Lenox | Iowa | 170 | $1,451 | $8,535 |
| 52045 | Epworth | Iowa | 210 | $1,783 | $8,490 |
| 50436 | Forest City | Iowa | 510 | $4,317 | $8,465 |
| 50595 | Webster City | Iowa | 710 | $5,965 | $8,401 |
| 50483 | Wesley | Iowa | 100 | $831 | $8,310 |
| 52079 | Zwingle | Iowa | 70 | $581 | $8,300 |
| 51442 | Denison | Iowa | 690 | $5,680 | $8,232 |
| 52151 | Lansing | Iowa | 220 | $1,804 | $8,200 |
| 52333 | Solon | Iowa | 880 | $7,189 | $8,169 |
| 50167 | Minburn | Iowa | 60 | $489 | $8,150 |
| 52141 | Elgin | Iowa | 180 | $1,458 | $8,100 |
| 50058 | Coon Rapids | Iowa | 160 | $1,286 | $8,038 |
| 50682 | Winthrop | Iowa | 160 | $1,278 | $7,988 |
| 51104 | Sioux City | Iowa | 1,640 | $13,018 | $7,938 |
| 50125 | Indianola | Iowa | 1,760 | $13,957 | $7,930 |
| 52140 | Dorchester | Iowa | 70 | $555 | $7,929 |
| 50208 | Newton | Iowa | 1,490 | $11,771 | $7,900 |
| 51020 | Galva | Iowa | 50 | $395 | $7,900 |
| 51334 | Estherville | Iowa | 620 | $4,892 | $7,890 |
| 50112 | Grinnell | Iowa | 1,060 | $8,332 | $7,860 |
| 50261 | Van Meter | Iowa | 280 | $2,198 | $7,850 |
| 52073 | Sherrill | Iowa | 160 | $1,255 | $7,844 |
| 50238 | Russell | Iowa | 80 | $622 | $7,775 |
| 50659 | New Hampton | Iowa | 630 | $4,891 | $7,763 |
| 52069 | Preston | Iowa | 160 | $1,238 | $7,738 |
| 50518 | Barnum | Iowa | 30 | $231 | $7,700 |
| 52072 | Saint Olaf | Iowa | 40 | $308 | $7,700 |
| 52310 | Monticello | Iowa | 680 | $5,217 | $7,672 |
| 50149 | Lorimor | Iowa | 70 | $532 | $7,600 |
| 52577 | Oskaloosa | Iowa | 1,160 | $8,795 | $7,582 |
| 52551 | Douds | Iowa | 50 | $379 | $7,580 |
| 52057 | Manchester | Iowa | 790 | $5,978 | $7,567 |
| 52161 | Ossian | Iowa | 160 | $1,210 | $7,563 |
| 52001 | Dubuque | Iowa | 2,690 | $20,311 | $7,551 |
| 50274 | Wiota | Iowa | 30 | $225 | $7,500 |
| 52175 | West Union | Iowa | 320 | $2,400 | $7,500 |
| 51566 | Red Oak | Iowa | 560 | $4,154 | $7,418 |
| 51555 | Missouri Valley | Iowa | 400 | $2,959 | $7,398 |
| 51461 | Schleswig | Iowa | 140 | $1,027 | $7,336 |
| 50472 | Saint Ansgar | Iowa | 230 | $1,682 | $7,313 |
| 51534 | Glenwood | Iowa | 670 | $4,900 | $7,313 |
| 51054 | Sergeant Bluff | Iowa | 400 | $2,922 | $7,305 |
| 52349 | Vinton | Iowa | 700 | $5,096 | $7,280 |
| 50035 | Bondurant | Iowa | 380 | $2,762 | $7,268 |
| 50106 | Gilman | Iowa | 90 | $651 | $7,233 |
| 52218 | Coggon | Iowa | 140 | $1,011 | $7,221 |
| 50246 | Stanhope | Iowa | 30 | $216 | $7,200 |
| 50254 | Thayer | Iowa | 30 | $216 | $7,200 |
| 52247 | Kalona | Iowa | 530 | $3,816 | $7,200 |
| 52542 | Cantril | Iowa | 30 | $216 | $7,200 |
| 50622 | Denver | Iowa | 340 | $2,447 | $7,197 |
| 52347 | Victor | Iowa | 140 | $1,000 | $7,143 |
| 50133 | Kellerton | Iowa | 40 | $285 | $7,125 |
| 52076 | Strawberry Point | Iowa | 230 | $1,625 | $7,065 |
| 52301 | Marengo | Iowa | 270 | $1,903 | $7,048 |
| 52078 | Worthington | Iowa | 110 | $774 | $7,036 |
| 50801 | Creston | Iowa | 750 | $5,268 | $7,024 |
| 52338 | Swisher | Iowa | 490 | $3,441 | $7,022 |
| 50616 | Charles City | Iowa | 900 | $6,304 | $7,004 |
| 50273 | Winterset | Iowa | 710 | $4,968 | $6,997 |
| 51346 | Hartley | Iowa | 310 | $2,163 | $6,977 |
| 51106 | Sioux City | Iowa | 1,890 | $13,127 | $6,946 |
| 50055 | Collins | Iowa | 70 | $485 | $6,929 |
| 50597 | West Bend | Iowa | 190 | $1,315 | $6,921 |
| 50036 | Boone | Iowa | 1,320 | $9,132 | $6,918 |
| 50536 | Emmetsburg | Iowa | 380 | $2,626 | $6,911 |
| 50636 | Greene | Iowa | 230 | $1,589 | $6,909 |
| 52627 | Fort Madison | Iowa | 890 | $6,139 | $6,898 |
| 52327 | Riverside | Iowa | 330 | $2,276 | $6,897 |
| 50023 | Ankeny | Iowa | 2,970 | $20,457 | $6,888 |
| 52042 | Edgewood | Iowa | 170 | $1,170 | $6,882 |
| 50226 | Polk City | Iowa | 570 | $3,916 | $6,870 |
| 50675 | Traer | Iowa | 230 | $1,580 | $6,870 |
| 52223 | Delhi | Iowa | 180 | $1,233 | $6,850 |
| 51040 | Onawa | Iowa | 200 | $1,369 | $6,845 |
| 52136 | Cresco | Iowa | 550 | $3,761 | $6,838 |
| 52157 | Mc Gregor | Iowa | 160 | $1,094 | $6,838 |
| 52656 | West Point | Iowa | 290 | $1,980 | $6,828 |
| 51640 | Hamburg | Iowa | 110 | $751 | $6,827 |
| 52620 | Bonaparte | Iowa | 40 | $273 | $6,825 |
| 51463 | Templeton | Iowa | 60 | $408 | $6,800 |
| 52658 | Wever | Iowa | 110 | $747 | $6,791 |
| 51601 | Shenandoah | Iowa | 430 | $2,915 | $6,779 |
| 52353 | Washington | Iowa | 880 | $5,965 | $6,778 |
| 50327 | Des Moines | Iowa | 930 | $6,286 | $6,759 |
| 52730 | Camanche | Iowa | 320 | $2,161 | $6,753 |
| 52050 | Greeley | Iowa | 40 | $270 | $6,750 |
| 52732 | Clinton | Iowa | 1,600 | $10,772 | $6,733 |
| 50046 | Cambridge | Iowa | 120 | $799 | $6,658 |
| 52322 | Oxford | Iowa | 250 | $1,663 | $6,652 |
| 52227 | Ely | Iowa | 240 | $1,582 | $6,592 |
| 50138 | Knoxville | Iowa | 920 | $6,028 | $6,552 |
| 52032 | Bernard | Iowa | 150 | $980 | $6,533 |
| 51239 | Hull | Iowa | 280 | $1,828 | $6,529 |
| 52039 | Durango | Iowa | 160 | $1,038 | $6,488 |
| 50466 | Riceville | Iowa | 170 | $1,099 | $6,465 |
| 50482 | Ventura | Iowa | 110 | $711 | $6,464 |
| 50401 | Mason City | Iowa | 2,450 | $15,831 | $6,462 |
| 50598 | Whittemore | Iowa | 100 | $645 | $6,450 |
| 52046 | Farley | Iowa | 210 | $1,354 | $6,448 |
| 52341 | Toddville | Iowa | 160 | $1,028 | $6,425 |
| 50065 | Davis City | Iowa | 20 | $128 | $6,400 |
| 50158 | Marshalltown | Iowa | 2,030 | $12,986 | $6,397 |
| 51449 | Lake City | Iowa | 190 | $1,214 | $6,389 |
| 50219 | Pella | Iowa | 1,710 | $10,917 | $6,384 |
| 50650 | Lamont | Iowa | 70 | $445 | $6,357 |
| 50111 | Grimes | Iowa | 980 | $6,225 | $6,352 |
| 51537 | Harlan | Iowa | 710 | $4,504 | $6,344 |