| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| KNA (VINA DEL MAR) | airport | Chile | -32.95 | -71.48 | 461 | 0 | |
| KNAPE | airport | United States | 29.22 | -95.31 | 20 | 0 | |
| KNAPP | airport | United States | 42.63 | -74.82 | 1300 | 0 | |
| KNAPP MEDICAL CENTER | airport | United States | 26.15 | -97.98 | 78 | 0 | |
| KNAPP PECAN ORCHARD AIRPARK | airport | United States | 31.97 | -96.68 | 450 | 0 | |
| KNAPP PERSONAL USE | airport | United States | 46.28 | -96.33 | 1018 | 0 | |
| KNB (KANAB MUNI) | airport | United States | 37.01 | -112.53 | 4868 | 0 | |
| KNBC (BEAUFORT MCAS) | airport | United States | 32.48 | -80.72 | 37 | 0 | |
| KNBG (NEW ORLEANS NAS JRB) | airport | United States | 29.83 | -90.03 | 3 | 0 | |
| KNBU (Naval Air Station Glenview) | airport | 42.09 | -87.82 | 0 | |||
| KNCA (NEW RIVER MCAS) | airport | United States | 34.71 | -77.44 | 26 | 0 | |
| KND (KINDU) | airport | Congo (Dem. Republic of The)-(Zaire) | -2.92 | 25.92 | 1630 | 0 | |
| KNE (Kanainj Airport) | airport | -5.29 | 144.71 | 4064 | 0 | ||
| KNEELAND | airport | United States | 40.72 | -123.93 | 2737 | 0 | |
| KNEL (LAKEHURST NAES) | airport | United States | 40.03 | -74.35 | 103 | 0 | |
| KNEVICHI | airport | Russia | 43.40 | 132.15 | 46 | 0 | |
| KNEW (LAKEFRONT) | airport | United States | 30.04 | -90.03 | 8 | 0 | |
| KNF (MARHAM) | airport | United Kingdom | 52.65 | 0.55 | 75 | 0 | |
| KNFG (CAMP PENDLETON MCAS) | airport | United States | 33.30 | -117.36 | 78 | 0 | |
| KNFL (FALLON NAS) | airport | United States | 39.42 | -118.70 | 3934 | 0 | |
| KNG (KAIMANA) | airport | Indonesia | -3.64 | 133.70 | 19 | 0 | |
| KNGP (CORPUS CHRISTI NAS) | airport | United States | 27.69 | -97.29 | 19 | 0 | |
| KNGU (NORFOLK NS) | airport | United States | 36.94 | -76.29 | 15 | 0 | |
| KNGZ (Naval Air Station Alameda) | airport | 37.79 | -122.32 | 0 | |||
| KNH (SHANG YI) | airport | Taiwan | 24.43 | 118.36 | 93 | 0 | |
| KNHK (PATUXENT RIVER NAS) | airport | United States | 38.29 | -76.41 | 39 | 0 | |
| KNHZ (BRUNSWICK NAS) | airport | United States | 43.89 | -69.94 | 75 | 0 | |
| KNI (Katanning Airport) | airport | -33.72 | 117.63 | 0 | |||
| KNIGHT | airport | United States | 41.16 | -82.57 | 925 | 0 | |
| KNIGHT AIRE | airport | United States | 45.30 | -89.64 | 1605 | 0 | |
| KNIGHT SKY | airport | United States | 45.03 | -89.40 | 1475 | 0 | |
| KNIGHT'S LANDING LLC | airport | United States | 36.56 | -76.12 | 11 | 0 | |
| KNIP (JACKSONVILLE NAS) | airport | United States | 30.24 | -81.68 | 22 | 0 | |
| KNJ (Kindamba Airport) | airport | -3.95 | 14.52 | 1460 | 0 | ||
| KNJK (EL CENTRO NAF) | airport | United States | 32.83 | -115.67 | -42 | 0 | |
| KNJP (Naval Air Warfare Center Warminster) | airport | 40.18 | -75.07 | 0 | |||
| KNK (KOKHANOK) | airport | United States | 59.43 | -154.80 | 115 | 0 | |
| KNKT (CHERRY POINT MCAS) | airport | United States | 34.90 | -76.88 | 29 | 0 | |
| KNKX (MIRAMAR MCAS) | airport | United States | 32.87 | -117.14 | 478 | 0 | |
| KNL (Kelanoa Airport) | airport | -6.01 | 147.49 | 40 | 0 | ||
| KNM (Kaniama Airport) | airport | -7.58 | 24.15 | 2772 | 0 | ||
| KNMM (MERIDIAN NAS) | airport | United States | 32.55 | -88.56 | 317 | 0 | |
| KNN (Kankan Airport) | airport | 10.39 | -9.30 | 1234 | 0 | ||
| KNO (POLONIA) | airport | Indonesia | 3.56 | 98.67 | 114 | 0 | |
| KNOBEL | airport | United States | 28.25 | -80.66 | 38 | 0 | |
| KNOELL-MAIN OFFICE | airport | United States | 33.43 | -112.03 | 1140 | 0 | |
| KNOLLWOOD FARM | airport | United States | 39.56 | -75.83 | 100 | 0 | |
| KNORE | airport | United States | 38.84 | -82.83 | 674 | 0 | |
| KNORR FARM | airport | United States | 40.40 | -75.83 | 825 | 0 | |
| KNOT 2 SHABBY | airport | United States | 31.93 | -99.89 | 1820 | 0 | |
| KNOWLESVILLE | airport | United States | 43.22 | -78.32 | 555 | 0 | |
| KNOX | airport | United States | 42.73 | -74.16 | 1130 | 0 | |
| KNOX AHP | airport | United States | 31.32 | -85.67 | 225 | 0 | |
| KNOX CO | airport | United States | 40.33 | -82.52 | 1192 | 0 | |
| KNOX CO RGNL | airport | United States | 44.06 | -69.10 | 56 | 0 | |
| KNOX LANDING | airport | United States | 40.81 | -97.59 | 1638 | 0 | |
| KNOX LANDING | airport | United States | 42.58 | -78.56 | 1845 | 0 | |
| KNOX'S PRIVATE AIRSTRIP | airport | United States | 44.29 | -123.13 | 313 | 0 | |
| KNOXVILLE AREA COMMUNITY HOSPITAL | airport | United States | 41.32 | -93.10 | 927 | 0 | |
| KNOXVILLE DOWNTOWN ISLAND | airport | United States | 35.96 | -83.87 | 833 | 0 | |
| KNOXVILLE MUNI | airport | United States | 41.30 | -93.11 | 928 | 0 | |
| KNP (Capanda Airport) | airport | -9.77 | 15.46 | 3366 | 0 | ||
| KNPA (PENSACOLA NAS) | airport | United States | 30.35 | -87.32 | 28 | 0 | |
| KNQ (KONE) | airport | New Caledonia | -21.05 | 164.84 | 23 | 0 | |
| KNQA (MILLINGTON RGNL JETPORT) | airport | United States | 35.36 | -89.87 | 320 | 0 | |
| KNQI (KINGSVILLE NAS) | airport | United States | 27.51 | -97.81 | 50 | 0 | |
| KNQX (KEY WEST NAS) | airport | United States | 24.58 | -81.69 | 6 | 0 | |
| KNR (JAM) | airport | Iran | 27.82 | 52.35 | 2173 | 0 | |
| KNS (KING ISLAND) | airport | Australia | -39.88 | 143.88 | 132 | 0 | |
| KNT (KENNETT MEM) | airport | United States | 36.23 | -90.04 | 262 | 0 | |
| KNTD (POINT MUGU NAS) | airport | United States | 34.12 | -119.12 | 13 | 0 | |
| KNTU (OCEANA NAS) | airport | United States | 36.82 | -76.03 | 22 | 0 | |
| KNU (KANPUR) | airport | India | 26.44 | 80.36 | 411 | 0 | |
| KNUQ (MOFFETT FEDERAL AFLD) | airport | United States | 37.42 | -122.05 | 32 | 0 | |
| KNUTSON | airport | United States | 47.79 | -97.15 | 880 | 0 | |
| KNUTSON FARMS | airport | United States | 45.24 | -91.71 | 1035 | 0 | |
| KNUTSON FIELD | airport | United States | 43.48 | -89.32 | 875 | 0 | |
| KNW (New Stuyahok Airport) | airport | 59.45 | -157.37 | 0 | |||
| KNX (KUNUNURRA) | airport | Australia | -15.78 | 128.71 | 145 | 0 | |
| KNXX (WILLOW GROVE NAS JRB) | airport | United States | 40.20 | -75.15 | 358 | 0 | |
| KNZ (Kenieba Airport) | airport | 12.83 | -11.25 | 449 | 0 | ||
| KNZJ (Marine Corps Air Station El Toro) | airport | 33.68 | -117.73 | 0 | |||
| KNZW (Naval Air Station South Weymouth) | airport | 42.15 | -70.94 | 0 | |||
| KNZY (NORTH ISLAND NAS) | airport | United States | 32.70 | -117.22 | 26 | 0 |