Aggregated 12-month totals by ZIP/postal area.
| ZIP | Area | Carriers | Crashes | Inspections | OOS% |
|---|---|---|---|---|---|
| US 51454 | Manilla, IA | 18 | 0 | 7 | 0.00 |
| US 51455 | Manning, IA | 48 | 0 | 24 | 0.00 |
| US 51459 | Ralston, IA | 3 | 0 | 0 | 0.00 |
| US 51460 | Ricketts, IA | 2 | 0 | 1 | 0.00 |
| US 51462 | Scranton, IA | 24 | 0 | 27 | 22.22 |
| US 51463 | Templeton, IA | 20 | 0 | 13 | 15.38 |
| US 51465 | Vail, IA | 23 | 0 | 5 | 0.00 |
| US 51520 | Arion, IA | 6 | 0 | 10 | 30.00 |
| US 51523 | Blencoe, IA | 10 | 0 | 0 | 0.00 |
| US 51525 | Carson, IA | 23 | 0 | 2 | 150.00 |
| US 51527 | Defiance, IA | 19 | 0 | 45 | 17.78 |
| US 51530 | Earling, IA | 13 | 0 | 11 | 9.09 |
| US 51531 | Elk Horn, IA | 9 | 0 | 8 | 0.00 |
| US 51532 | Elliott, IA | 15 | 0 | 4 | 0.00 |
| US 51533 | Emerson, IA | 24 | 0 | 6 | 16.67 |
| US 51536 | Hancock, IA | 6 | 0 | 0 | 0.00 |
| US 51540 | Hastings, IA | 5 | 0 | 2 | 0.00 |
| US 51541 | Henderson, IA | 10 | 0 | 1 | 0.00 |
| US 51542 | Honey Creek, IA | 14 | 0 | 2 | 0.00 |
| US 51543 | Kimballton, IA | 7 | 0 | 1 | 0.00 |
| US 51544 | Lewis, IA | 13 | 0 | 3 | 0.00 |
| US 51545 | Little Sioux, IA | 6 | 0 | 3 | 0.00 |
| US 51546 | Logan, IA | 55 | 0 | 13 | 23.08 |
| US 51549 | Macedonia, IA | 7 | 0 | 0 | 0.00 |
| US 51552 | Marne, IA | 8 | 0 | 0 | 0.00 |
| US 51553 | Minden, IA | 21 | 0 | 9 | 11.11 |
| US 51554 | Mineola, IA | 4 | 0 | 2 | 50.00 |
| US 51556 | Modale, IA | 12 | 0 | 13 | 38.46 |
| US 51557 | Mondamin, IA | 26 | 0 | 10 | 40.00 |
| US 51558 | Moorhead, IA | 15 | 0 | 1 | 0.00 |
| US 51559 | Neola, IA | 39 | 0 | 12 | 33.33 |
| US 51562 | Panama, IA | 18 | 0 | 51 | 7.84 |
| US 51566 | Red Oak, IA | 67 | 0 | 27 | 25.93 |
| US 51570 | Shelby, IA | 17 | 0 | 3 | 0.00 |
| US 51571 | Silver City, IA | 15 | 0 | 0 | 0.00 |
| US 51572 | Soldier, IA | 4 | 0 | 0 | 0.00 |
| US 51573 | Stanton, IA | 12 | 0 | 2 | 0.00 |
| US 51574 | , | 1 | 0 | 0 | 0.00 |
| US 51578 | Westphalia, IA | 2 | 0 | 0 | 0.00 |
| US 51579 | Woodbine, IA | 45 | 0 | 19 | 26.32 |
| US 51603 | Shenandoah, IA | 1 | 0 | 9 | 0.00 |
| US 51630 | Blanchard, IA | 4 | 0 | 4 | 50.00 |
| US 51631 | Braddyville, IA | 7 | 0 | 1 | 100.00 |
| US 51636 | Coin, IA | 6 | 0 | 1 | 0.00 |
| US 51638 | Essex, IA | 21 | 0 | 3 | 0.00 |
| US 51639 | Farragut, IA | 14 | 0 | 2 | 0.00 |
| US 51647 | Northboro, IA | 2 | 0 | 0 | 0.00 |
| US 51648 | Percival, IA | 7 | 0 | 0 | 0.00 |
| US 51649 | Randolph, IA | 7 | 0 | 0 | 0.00 |
| US 51650 | Riverton, IA | 4 | 0 | 0 | 0.00 |
| US 51652 | Sidney, IA | 23 | 0 | 5 | 100.00 |
| US 51653 | Tabor, IA | 18 | 0 | 9 | 0.00 |
| US 51656 | Yorktown, IA | 3 | 0 | 1 | 0.00 |
| US 52000 | , | 1 | 0 | 0 | 0.00 |
| US 52004 | Dubuque, IA | 5 | 0 | 7 | 28.57 |
| US 52021 | , | 1 | 0 | 0 | 0.00 |
| US 52030 | Andrew, IA | 3 | 0 | 0 | 0.00 |
| US 52035 | Colesburg, IA | 7 | 0 | 2 | 100.00 |
| US 52036 | Delaware, IA | 3 | 0 | 1 | 200.00 |
| US 52038 | Dundee, IA | 5 | 0 | 1 | 0.00 |
| US 52039 | Durango, IA | 20 | 0 | 14 | 21.43 |
| US 52041 | Earlville, IA | 24 | 0 | 27 | 18.52 |
| US 52043 | Elkader, IA | 28 | 0 | 27 | 3.70 |
| US 52044 | Elkport, IA | 1 | 0 | 0 | 0.00 |
| US 52047 | Farmersburg, IA | 14 | 0 | 6 | 50.00 |
| US 52048 | Garber, IA | 4 | 0 | 1 | 0.00 |
| US 52050 | Greeley, IA | 12 | 0 | 1 | 100.00 |
| US 52052 | Guttenberg, IA | 33 | 0 | 29 | 37.93 |
| US 52056 | Luxemburg, IA | 5 | 0 | 6 | 116.67 |
| US 52057 | Manchester, IA | 88 | 0 | 71 | 14.08 |
| US 52064 | Miles, IA | 10 | 0 | 0 | 0.00 |
| US 52066 | North Buena Vista, IA | 1 | 0 | 0 | 0.00 |
| US 52070 | Sabula, IA | 12 | 0 | 7 | 0.00 |
| US 52071 | Saint Donatus, IA | 3 | 0 | 0 | 0.00 |
| US 52072 | Saint Olaf, IA | 9 | 0 | 0 | 0.00 |
| US 52073 | Sherrill, IA | 22 | 0 | 6 | 16.67 |
| US 52074 | Spragueville, IA | 6 | 0 | 0 | 0.00 |
| US 52075 | Springbrook, IA | 2 | 0 | 1 | 0.00 |
| US 52077 | Volga, IA | 4 | 0 | 0 | 0.00 |
| US 52078 | Worthington, IA | 17 | 0 | 9 | 22.22 |
| US 52079 | Zwingle, IA | 11 | 0 | 4 | 150.00 |
| US 52133 | Castalia, IA | 11 | 0 | 2 | 50.00 |
| US 52134 | Chester, IA | 11 | 0 | 3 | 100.00 |
| US 52135 | Clermont, IA | 16 | 0 | 10 | 0.00 |
| US 52140 | Dorchester, IA | 19 | 0 | 6 | 83.33 |
| US 52141 | Elgin, IA | 22 | 0 | 12 | 41.67 |
| US 52142 | Fayette, IA | 15 | 0 | 6 | 0.00 |
| US 52146 | Harpers Ferry, IA | 11 | 0 | 1 | 200.00 |
| US 52147 | Hawkeye, IA | 28 | 0 | 8 | 37.50 |
| US 52151 | Lansing, IA | 23 | 0 | 6 | 0.00 |
| US 52157 | Mc Gregor, IA | 26 | 0 | 7 | 42.86 |
| US 52158 | Marquette, IA | 2 | 0 | 1 | 0.00 |
| US 52160 | New Albin, IA | 14 | 0 | 2 | 50.00 |
| US 52163 | Protivin, IA | 7 | 0 | 1 | 0.00 |
| US 52164 | Randalia, IA | 6 | 0 | 1 | 0.00 |
| US 52168 | Spillville, IA | 4 | 0 | 0 | 0.00 |
| US 52169 | Wadena, IA | 6 | 0 | 3 | 100.00 |
| US 52176 | , | 2 | 0 | 0 | 0.00 |
| US 52201 | Ainsworth, IA | 34 | 0 | 7 | 42.86 |
| US 52206 | Atkins, IA | 17 | 0 | 8 | 0.00 |
| US 52207 | Baldwin, IA | 5 | 0 | 1 | 0.00 |
| US 52209 | Blairstown, IA | 21 | 0 | 3 | 33.33 |
| US 52210 | Brandon, IA | 13 | 0 | 10 | 20.00 |
| US 52212 | Center Junction, IA | 15 | 0 | 5 | 0.00 |
| US 52214 | Central City, IA | 31 | 0 | 20 | 85.00 |
| US 52215 | Chelsea, IA | 12 | 0 | 0 | 0.00 |
| US 52216 | Clarence, IA | 30 | 0 | 10 | 50.00 |
| US 52217 | Clutier, IA | 17 | 0 | 3 | 0.00 |
| US 52218 | Coggon, IA | 23 | 0 | 7 | 42.86 |
| US 52220 | Conroy, IA | 3 | 0 | 11 | 18.18 |
| US 52221 | Guernsey, IA | 5 | 0 | 1 | 0.00 |
| US 52222 | Deep River, IA | 13 | 0 | 1 | 0.00 |
| US 52225 | Elberon, IA | 8 | 0 | 11 | 9.09 |
| US 52227 | Ely, IA | 11 | 0 | 14 | 35.71 |
| US 52228 | Fairfax, IA | 26 | 0 | 13 | 130.77 |
| US 52229 | Garrison, IA | 26 | 0 | 4 | 0.00 |
| US 52230 | , | 1 | 0 | 6 | 50.00 |
| US 52231 | Harper, IA | 7 | 0 | 3 | 0.00 |
| US 52232 | Hartwick, IA | 4 | 0 | 0 | 0.00 |
| US 52244 | Iowa City, IA | 3 | 0 | 2 | 50.00 |
| US 52245 | Iowa City, IA | 22 | 0 | 16 | 62.50 |
| US 52248 | Keota, IA | 35 | 0 | 15 | 13.33 |
| US 52251 | Ladora, IA | 8 | 0 | 5 | 0.00 |
| US 52253 | Lisbon, IA | 31 | 0 | 10 | 110.00 |
| US 52254 | Lost Nation, IA | 16 | 0 | 7 | 0.00 |
| US 52257 | Luzerne, IA | 6 | 0 | 1 | 0.00 |
| US 52305 | Martelle, IA | 7 | 0 | 0 | 0.00 |
| US 52308 | Millersburg, IA | 4 | 0 | 0 | 0.00 |
| US 52309 | Monmouth, IA | 10 | 0 | 2 | 100.00 |
| US 52313 | Mount Auburn, IA | 10 | 0 | 0 | 0.00 |
| US 52315 | Newhall, IA | 10 | 0 | 2 | 0.00 |
| US 52318 | Norway, IA | 8 | 0 | 3 | 0.00 |
| US 52321 | Onslow, IA | 9 | 0 | 5 | 0.00 |
| US 52322 | Oxford, IA | 18 | 0 | 5 | 140.00 |
| US 52325 | Parnell, IA | 12 | 0 | 1 | 0.00 |
| US 52326 | Quasqueton, IA | 12 | 0 | 10 | 0.00 |
| US 52328 | Robins, IA | 9 | 0 | 4 | 0.00 |
| US 52329 | Rowley, IA | 12 | 0 | 8 | 50.00 |
| US 52334 | South Amana, IA | 9 | 0 | 5 | 40.00 |
| US 52336 | Springville, IA | 14 | 0 | 6 | 33.33 |
| US 52337 | Stanwood, IA | 14 | 0 | 7 | 28.57 |
| US 52338 | Swisher, IA | 19 | 0 | 4 | 125.00 |
| US 52340 | Tiffin, IA | 20 | 0 | 29 | 41.38 |
| US 52341 | Toddville, IA | 7 | 0 | 5 | 40.00 |
| US 52344 | Troy Mills, IA | 5 | 0 | 1 | 100.00 |
| US 52345 | Urbana, IA | 18 | 0 | 7 | 57.14 |
| US 52346 | Van Horne, IA | 11 | 0 | 0 | 0.00 |
| US 52347 | Victor, IA | 26 | 0 | 15 | 33.33 |
| US 52351 | Walford, IA | 18 | 0 | 22 | 72.73 |
| US 52354 | Watkins, IA | 8 | 0 | 0 | 0.00 |
| US 52355 | Webster, IA | 5 | 0 | 2 | 0.00 |
| US 52356 | Wellman, IA | 50 | 0 | 20 | 20.00 |
| US 52359 | West Chester, IA | 5 | 0 | 2 | 100.00 |
| US 52406 | Cedar Rapids, IA | 4 | 0 | 0 | 0.00 |
| US 52408 | Cedar Rapids, IA | 2 | 0 | 1 | 0.00 |
| US 52410 | Cedar Rapids, IA | 2 | 0 | 0 | 0.00 |
| US 52440 | , | 1 | 0 | 0 | 0.00 |
| US 52530 | Agency, IA | 8 | 0 | 1 | 0.00 |
| US 52533 | Batavia, IA | 15 | 0 | 9 | 11.11 |
| US 52534 | Beacon, IA | 5 | 0 | 2 | 0.00 |
| US 52535 | Birmingham, IA | 7 | 0 | 0 | 0.00 |
| US 52540 | Brighton, IA | 20 | 0 | 5 | 0.00 |
| US 52543 | Cedar, IA | 4 | 0 | 1 | 0.00 |
| US 52544 | Centerville, IA | 69 | 0 | 26 | 15.38 |
| US 52548 | Chillicothe, IA | 2 | 0 | 0 | 0.00 |
| US 52549 | Cincinnati, IA | 17 | 0 | 11 | 45.45 |
| US 52550 | Delta, IA | 9 | 0 | 0 | 0.00 |
| US 52551 | Douds, IA | 12 | 0 | 4 | 0.00 |
| US 52552 | Drakesville, IA | 16 | 0 | 1 | 100.00 |
| US 52553 | Eddyville, IA | 23 | 0 | 29 | 51.72 |
| US 52554 | Eldon, IA | 18 | 0 | 2 | 0.00 |
| US 52555 | Exline, IA | 4 | 0 | 0 | 0.00 |
| US 52560 | Floris, IA | 3 | 0 | 0 | 0.00 |
| US 52565 | Keosauqua, IA | 15 | 0 | 22 | 0.00 |
| US 52566 | Kirkville, IA | 1 | 0 | 0 | 0.00 |
| US 52567 | Libertyville, IA | 6 | 0 | 0 | 0.00 |
| US 52568 | Martinsburg, IA | 1 | 0 | 0 | 0.00 |
| US 52569 | Melrose, IA | 10 | 0 | 0 | 0.00 |
| US 52571 | Moravia, IA | 28 | 0 | 13 | 30.77 |
| US 52573 | Mount Sterling, IA | 4 | 0 | 6 | 33.33 |
| US 52574 | Mystic, IA | 12 | 0 | 25 | 4.00 |
| US 52576 | Ollie, IA | 11 | 0 | 3 | 0.00 |
| US 52581 | Plano, IA | 10 | 0 | 2 | 50.00 |
| US 52585 | Richland, IA | 20 | 0 | 6 | 16.67 |
| US 52586 | Rose Hill, IA | 4 | 0 | 1 | 0.00 |
| US 52588 | Selma, IA | 4 | 0 | 0 | 0.00 |
| US 52593 | Udell, IA | 1 | 0 | 0 | 0.00 |
| US 52594 | Unionville, IA | 7 | 0 | 2 | 0.00 |
| US 52595 | University Park, IA | 2 | 0 | 0 | 0.00 |
| US 52619 | Argyle, IA | 8 | 0 | 2 | 0.00 |
| US 52620 | Bonaparte, IA | 9 | 0 | 18 | 0.00 |
| US 52624 | Denmark, IA | 5 | 0 | 1 | 0.00 |
| US 52625 | Donnellson, IA | 37 | 0 | 11 | 54.55 |
| US 52626 | Farmington, IA | 12 | 0 | 2 | 0.00 |
| US 52630 | Hillsboro, IA | 5 | 0 | 0 | 0.00 |
| US 52631 | Houghton, IA | 9 | 0 | 19 | 0.00 |
| US 52632 | Keokuk, IA | 55 | 0 | 39 | 12.82 |
| US 52635 | Lockridge, IA | 9 | 0 | 3 | 0.00 |
| US 52638 | Middletown, IA | 2 | 0 | 0 | 0.00 |
| US 52639 | Montrose, IA | 10 | 0 | 4 | 0.00 |