| ICAO | IATA | Name | Type | City | Country | Latitude | Longitude | Timezone |
|---|---|---|---|---|---|---|---|---|
| 1NR1 | — | Chowan Hospital Heliport | heliport | Edenton | US | 36.0691 | -76.6113 | — |
| 1NR7 | — | Boyd Field | small_airport | Henderson | US | 36.2741 | -78.4686 | — |
| 1NV1 | — | Fallon Southwest Airpark | small_airport | Fallon | US | 39.4153 | -118.8370 | — |
| 1NV2 | — | Lake Las Vegas Heliport | heliport | Henderson | US | 36.1248 | -114.9090 | — |
| 1NY0 | — | Woodlawn Beach State Park Heliport | heliport | Hamburg | US | 42.7881 | -78.8495 | — |
| 1NY1 | — | Seatuck Cove Heliport | heliport | Eastport | US | 40.8168 | -72.7308 | — |
| 1NY2 | — | Kidder Field | closed | Pulaski | US | 43.6167 | -76.1627 | — |
| 1NY3 | — | Richland Airpark | small_airport | Richland | US | 43.5667 | -76.0330 | — |
| 1NY4 | — | High Banks Farm Landing Area Airport | small_airport | Saranac | US | 44.6175 | -73.9110 | — |
| 1NY5 | — | Sherman Field | closed | Poughkeepsie | US | 41.6390 | -73.7429 | — |
| 1NY6 | — | Tgp-249 Heliport | heliport | Carlisle | US | 42.7540 | -74.4007 | — |
| 1NY7 | — | Minard Farms Airport | closed | Clinton Dale | US | 41.7084 | -74.0618 | — |
| 1NY8 | — | Killian Airfield | closed | Scipio | US | 42.8001 | -76.5830 | — |
| 1NY9 | — | Caughdenoy Airport | closed | Caughdenoy | US | 43.2659 | -76.1880 | — |
| 1O6 | MHS | Dunsmuir Muni-Mott Airport | small_airport | Dunsmuir | US | 41.2632 | -122.2720 | — |
| 1OA1 | — | Bashore Airport | small_airport | Pleasant Hill | US | 40.0459 | -84.3344 | — |
| 1OA2 | — | Mole Airport | small_airport | Grafton | US | 41.2612 | -81.9909 | — |
| 1OA3 | — | Barnett Airpark | closed | Blanchester | US | 39.3339 | -83.8555 | — |
| 1OA4 | — | Kepes Flying Field | small_airport | Springfield | US | 39.9236 | -83.6617 | — |
| 1OA5 | — | Double J Airport | small_airport | Fayetteville | US | 39.2195 | -83.9527 | — |
| 1OA6 | — | Frith Airport | small_airport | Morrow | US | 39.3362 | -84.0458 | — |
| 1OA7 | — | Yoder Airport | small_airport | Louisville | US | 40.8417 | -81.2415 | — |
| 1OA8 | — | Erdy Farm Airport | closed | Kilbourne | US | 40.3459 | -82.9049 | — |
| 1OH0 | — | Clinton Memorial Hospital Heliport | heliport | Wilmington | US | 39.4442 | -83.8402 | — |
| 1OH1 | — | S and S Field | small_airport | Quincy | US | 40.3014 | -83.9761 | — |
| 1OH2 | — | Dougherty Airport | small_airport | Bellevue | US | 41.2440 | -82.8663 | — |
| 1OH3 | — | Mather Field | small_airport | Castalia | US | 41.3892 | -82.7627 | — |
| 1OH4 | — | Richard E. Jacobs Health Center Heliport | heliport | Avon | US | 41.4700 | -81.9812 | — |
| 1OH5 | — | Minit-Men Inc Heliport | closed | San Marghareta | US | 39.9973 | -83.0852 | — |
| 1OH6 | — | Odot Heliport | heliport | Sidney | US | 40.2976 | -84.1634 | — |
| 1OH7 | — | Derry Landing Strip | closed | Sonora | US | 39.9940 | -81.8637 | — |
| 1OH8 | — | Lisbon Airfield | small_airport | South Charleston | US | 39.8667 | -83.6333 | — |
| 1OH9 | — | Lewis Airport | small_airport | Peebles | US | 38.9351 | -83.3994 | — |
| 1OI0 | — | Manairco Heliport | heliport | Mansfield | US | 40.8048 | -82.5113 | — |
| 1OI1 | — | Pauls Airport | closed | Middlefield | US | 41.4284 | -81.0640 | — |
| 1OI4 | — | Som Jackson Heliport | heliport | Moreland Hills | US | 41.4409 | -81.4432 | — |
| 1OI6 | — | Stone Airport | small_airport | New Lebanon | US | 39.7701 | -84.4166 | — |
| 1OI7 | — | Knight Airport | closed | Norwalk | US | 41.1591 | -82.5696 | — |
| 1OI9 | — | Mc Colloch's Airport | small_airport | Piqua | US | 40.1773 | -84.2944 | — |
| 1OK0 | — | Neversweat Airport | small_airport | Bristow | US | 35.8943 | -96.2798 | — |
| 1OK1 | — | Dave's Place Airport | small_airport | Kingfisher | US | 35.8250 | -97.8059 | — |
| 1OK2 | — | Wyatt Airport | closed | Goldsby | US | 35.0987 | -97.4698 | — |
| 1OK3 | — | Wolfe Field Airport | small_airport | Bray | US | 34.5761 | -97.8141 | — |
| 1OK4 | — | McCurtain Memorial Hospital Heliport | heliport | Idabel | US | 33.8833 | -94.8106 | — |
| 1OK5 | — | Hohman Airport | small_airport | Lone Wolf | US | 34.9829 | -99.2288 | — |
| 1OK6 | — | HSH Airstrip | small_airport | Luther | US | 35.7219 | -97.2047 | — |
| 1OK7 | — | Grimes Airport | small_airport | Maysville | US | 34.8001 | -97.4822 | — |
| 1OK8 | — | 5B Ranch Airport | small_airport | Edmond | US | 35.7298 | -97.5414 | — |
| 1OK9 | — | Hankins Airport | small_airport | Marietta | US | 33.9751 | -97.0892 | — |
| 1OL2 | — | Steciak Strip | small_airport | Harrah | US | 35.4890 | -97.1920 | — |