Jaringan Nasional
Non-Interstate highways > Iowa

Note: Iowa State law allows STAA-dimensioned vehicles to operate on all highways in the state. The routes shown below were incorporated into the NN by the FHWA in 1984.
| Route | From | To |
| --- | --- | --- |
| US 6 | NE State Line | I-80 Council Bluffs |
| US 6 | IA 48 Lewis | I-80 N. of Wilton |
| US 6 | IA 130 Davenport | I-74 |
| US 18 | WCL Rock Valley | WI State Line |
| US 20 | I-29 Sioux City | IL State Line |
| US 30 | Missouri River Bridge (NE) | IL State Line Clinton |
| US 34 | Missouri River Bridge (NE) | IL State Line Burlington |
| US 52 | US 61 Dubuque | IA 386 N. Int. Sageville |
| US 52 | IA 3 Luxemburg | US 18 E. Int. |
| US 52 | ECL Calmar | Burr Oak |
| US 59 | IA 2 Shenandoah | IA 184 |
| US 59 | IA 92 Carson | US 6 N. Int. |
| US 59 | IA 83 Avoca | US 30 Denison |
| US 59 | US 20 Holstein | IA 3 |
| US 59 | IA 10 E. Int. W. of Sutherland | US 18 Sanborn |
| US 61 | Des Moines River Bridge (MO) Keokuk | WI State Line |
| US 63 | MO State Line | IA 146 New Sharon |
| US 63 | I-80 Malcom | NCL Chester |
| US 65 | US 34 N. Int. Lucas | IA 117/330 |
| US 65 | US 30 Colo | Sheffield |
| US 65 | SCL Mason City | IA 105 Northwood |
| US 67 | IL State Line Davenport | 4.64 miles N. of Clinton |
| US 69 | SCL Lamoni | I-35 |
| US 69 | US 6/65 Des Moines | IA 105 Lake Mills |
| US 71 | MO State Line | IA 196 Ulmer |
| US 71 | US 20 Early | MN State Line |
| US 75 | I-29 N. Int. Sioux City | IA 9 E. Int. |
| US 77 | NE State Line | I-29 Sioux City |
| US 136 | Des Moines River Bridge (MO) | Mississippi River Bridge Keokuk |
| US 151 | I-80 E. of Williamsburg | US 61 S. Int. |
| US 169 | SCL Arispe | IA 92 Winterset |
| US 169 | SCL De Soto | I-80 |
| US 169 | US 6 Adel | IA 141 Perry |
| US 169 | US 30 Beaver | IA 3 |
| US 169 | US 18 Algona | IA 9 W. Int. Swea City |
| US 218 | US 136 Keokuk | IA 92 Ainsworth |
| US 218 | IA 22 Riverside | IA 227 |
| IA 1 | IA 16 N. Int | IA 78 W. Int. Richland |
| IA 1 | IA 92 N. Int | IA 22 Kalona |
| IA 1 | US 6/218 N. Int. Iowa City | I-80 Iowa City |
| IA 1 | SCL Martelle | US 151 |
| IA 2 | NE State Line | IA 25 W. of Mt. Ayr |
| IA 2 | Decatur Co. Line | Mississippi River Bridge (IL) Ft. Madison |
| IA 3 | SD State Line | IA 12 N. Int. Akron |
| IA 3 | US 75 Le Mars | IA 7 |
| IA 3 | IA 17 E. Int. Goldfield | IA 13 W. Int. |
| IA 4 | IA 3 Pocahontas | US 18 E. Int. |
| IA 4 | SCL Wallingford | IA 9 Estherville |
| IA 5 | IA 2 Centerville | I-35 |
| IA 7 | IA 3 | US 71 N. Int. Storm Lake |
| IA 7 | Barnum | US 20 Fort Dodge |
| IA 8 | US 63 Traer | US 218 |
| IA 9 | IA 60 | IA 26 Lansing |
| IA 10 | US 59 E. Int | ECL Sutherland |
| IA 12 | US 20 | NCL Sioux City |
| IA 13 | US 30 Bertram | US 52 |
| IA 14 | IA 92/5 | NCL Newton |
| IA 14 | US 30 Marshalltown | US 20 S. Int. |
| IA 15 | US 18 Whittemore | IA 9 W. Int. |
| IA 16 | NCL Eldon | IA 1 N. Int. |
| IA 16 | Denmark | US 61 Wever |
| IA 17 | IA 141 Granger | IA 3 E. Int. |
| IA 21 | SCL What Cheer | IA 412 Waterloo |
| IA 22 | WCL Wellman | IA 70 W. Int. |
| IA 23 | US 63 Ottumwa | IA 137 Eddyville |
| IA 25 | IA 2 | IA 92 Greenfield |
| IA 25 | IA 925 W. Int | IA 44 Guthrie Center |
| IA 26 | IA 9 Lansing | New Albin |
| IA 28 | IA 92 | US 6 Des Moines |
| IA 31 | SCL Correctionville | US 59 |
| IA 37 | WCL Earling | US 59 |
| IA 38 | US 61 Muscatine | I-80 |
| IA 38 | SCL Tipton | US 30 E. Int. |
| IA 39 | US 59 Denison | Deloit |
| IA 44 | US 71 Hamlin | IA 141 |
| IA 46 | IA 5 | IA 163 Des Moines |
| IA 48 | US 59 Shenandoah | NCL Essex |
| IA 48 | US 34 Red Oak | US 6 |
| IA 49 | SCL Lenox | US 34 |
| IA 51 | US 18 Postville | IA 9 |
| IA 55 | Seymour | IA 2 |
| IA 60 | US 75 Le Mars | MN State Line |
| IA 62 | US 61 Maquoketa | US 52 Bellevue |
| IA 64 | US 151 Anamosa | US 61 |
| IA 70 | Columbus City | IA 22 W. Int. |
| IA 77 | IA 92 | Keota |
| IA 78 | IA 149 | IA 249 Winfield |
| IA 78 | WCL Morning Sun | US 61 |
| IA 83 | S. of Walnut | US 6 Atlantic |
| IA 85 | US 63 Montezuma | IA 21 |
| IA 86 | US 71 | IA 9 Montgomery |
| IA 92 | NE State Line | IA 48 Griswold |
| IA 92 | WCL Fontanelle | IA 1 N. Int. |
| IA 92 | IA 1 S. Int | Cotter |
| IA 93 | WCL Sumner | IA 150 Fayette |
| IA 94 | I-380 Cedar Rapids | Palo |
| IA 96 | Gladbrook | US 63 Traer |
| IA 99 | Toolesboro | US 61 Wapello |
| IA 100 | IA 151 Cedar Rapids | I-380 |
| IA 103 | US 218 | US 61 Fort Madison |
| IA 105 | US 69 Lake Mills | US 218 St. Ansgar |
| IA 107 | SCL Thornton | US 18 Clear Lake |
| IA 110 | US 20 | IA 7 Storm Lake |
| IA 111 | US 18 Britt | Woden |
| IA 117 | IA 163 Prairie City | US 65 |
| IA 127 | IA 183 S. Int | US 30 Logan |
| IA 130 | US 61/67 Davenport | I-80 |
| IA 133 | US 30 | Nevada |
| IA 136 | ECL Delmar | WCL Lost Nation |
| IA 136 | SCL Worthington | US 52/IA 3 Luxemburg |
| IA 137 | IA 5 Albia | IA 23 |
| IA 141 | I-29 | US 30/59 Denison |
| IA 141 | WCL Manning | US 169 |
| IA 141 | IA 210 Woodward | I-35 Urbandale |
| IA 144 | IA 141 Perry | US 30 Grand Junction |
| IA 145 | I-29 | ECL Thurman |
| IA 146 | US 63 New Sharon | Dunbar |
| IA 148 | IA 2 Bedford | US 34 |
| IA 148 | IA 951 Carbon | I-80 |
| IA 149 | US 63 | IA 78 Martinsburg |
| IA 149 | SCL Williamsburg | I-80 |
| IA 150 | US 218 Vinton | IA 283 |
| IA 150 | US 20 | US 18 West Union |
| IA 150 (Old) | 0 Center Point | IA 150 |
| IA 157 | US 63 | Lime Springs |
| IA 160 | US 69/IA 415 | I-35 Ankeny |
| IA 163 | US 65 Des Moines | IA 92 Oskaloosa |
| IA 173 | IA 83 Atlantic | I-80 |
| IA 175 | NE State Line | ECL Onawa |
| IA 175 | US 71 S. Int | ECL Lake City |
| IA 175 | Gowrie | ECL Dayton |
| IA 175 | WCL Stratford | ECL Radcliffe |
| IA 175 | US 65 N. Int | US 63 Voorhies |
| IA 181 | Melcher-Dallas | IA 5/92 |
| IA 183 | IA 127 N. Int | NCL Pisgah |
| IA 184 | WCL Randolph | US 59 |
| IA 192 | I-29/80 | I-29 Council Bluffs |
| IA 196 | US 71 | US 20 Sac City |
| IA 210 | IA 141 | NCL Woodward |
| IA 210 | IA 17 N. Int | ECL Slater |
| IA 215 | Union | IA 175 Eldora |
| IA 221 | I-35 | Roland |
| IA 227 | US 218 | Stacyville |
| IA 244 | I-80 | IA 191 Neola |
| IA 249 | IA 78 | Winfield |
| IA 272 | Elma | US 63 |
| IA 273 | WCL Drakesville | US 63 |
| IA 276 | US 71 | IA 327 Orleans |
| IA 279 | US 30 | Atkins |
| IA 281 | WCL Fairbank | IA 150 |
| IA 283 | Brandon | IA 150 |
| IA 287 | US 30 | Newhall |
| IA 300 | Modale | I-29 |
| IA 316 | IA 5 Pleasantville | NCL Runnells |
| IA 330 | US 65 | US 30 Marshalltown |
| IA 363 | IA 101 | Urbana |
| IA 401 | US 6 | Johnston |
| IA 405 | Lone Tree | IA 22 |
| IA 406 | US 34 | US 61 Burlington |
| IA 415 | US 6 Des Moines | IA 160 |
| IA 927 | IA 38 Wilton | I-280 Davenport |
| IA 928 | US 20/IA 17 | US 20 Williams |
| IA 930 | US 30 | Ames |
| IA 939 | IA 150 Independence | IA 187 |
| IA 964 | IA 5/92 | IA 975/14 Knoxville |
| IA 967 | US 20 | Farley |
| IA 975 | IA 5/92 | IA 964/14 Knoxville |
| University Ave | US 20 SW. of Cedar Falls | US 218 Cedar Falls |