| 2201 | KHTI | K & H TRUCKING INC | | | SCAC4 |
| 2202 | KHTR | K H TRANSPORT INC | | | SCAC3 |
| 2203 | KHTV | KHALSA TRANSPORT SERVICE KTS | | | SCAC4 |
| 2204 | KHUT | KILTHAU TRANSPORT | | | SCAC4 |
| 2205 | KHV | Aircompany Airlines Kharkov | Callsign: Air Kharkov, Ceased operations. | UA | AVCODES |
| 2206 | KHV | Cambodia Angkor Air Ltd. | IATA: K6, Callsign: Cambodia Air, IATA Prefix: 188, | K | AVCODES |
| 2207 | KHV | Cambodia Angkor Air | | K | TRAFFIC |
| 2208 | KHVN | KUHL HORSE VANS | | | SCAC3 |
| 2209 | KHWE | KINGS HIGHWAY EXPRESS | | | SCAC3 |
| 2210 | KHX | Knighthawk Express | Callsign: Rizz, | USA | AVCODES |
| 2211 | KHX | Knighthawk Express | | | ICAO1 |
| 2212 | KHY | Khyber Afghan Airlines | Callsign: Khyber, | AFG | AVCODES |
| 2213 | KHY | Khyber Afghan Airlines | | | ICAO1 |
| 2214 | KI | Canadian Regional Airlines (1998) Ltd. | ICAO: CDR, Callsign: Canadian Regional, Merged into Air Canada Jazz | CDN | AVCODES |
| 2215 | KI | Skyway Enterprises, Inc. | ICAO: SKZ, Callsign: Skyway-Inc, Designator KI* recalled by IATA. Designator KI* reinstated by IATA | USA | AVCODES |
| 2216 | KI | Time Air, Inc. | ICAO: TAF, Callsign: Time Air, Canadian Partner | CDN | AVCODES |
| 2217 | KI | Air Atlantique / Air Publicité | ICAO: APB, Callsign: Charente, Designator KI recalled by IATA | F | AVCODES |
| 2218 | KI | Trabajos Aéreos del Sahara, S.A. | ICAO: TGE, Callsign: Tasa, | E | AVCODES |
| 2219 | KI | Contactair Flugdienst and Co. | ICAO: KIS, Callsign: Contactair, Designator KI recalled by IATA | D | AVCODES |
| 2220 | KI | Adam SkyConnection Airlines PT | ICAO: DHI, Callsign: Adam Sky, AOC suspended on 18 March 2008. | RI | AVCODES |
| 2221 | KI | Aviatrans K Ltd, Air Company | ICAO: KCA, Callsign: Trans Kiev, Name changed from Trans-Kiev. | UA | AVCODES |
| 2222 | KI | KaiserAir, Inc. | ICAO: KAI, Callsign: Kaiser, Designator KI recalled by IATA | USA | AVCODES |
| 2223 | KI | Krasavia, State Enterprise of Krasnoyarsk Territory | ICAO: SSJ, Callsign: Siberian Sky, Designator KI recalled by IATA. Founded in 1956 as part of Aeroflot. Became independent in 1992. | RUS | AVCODES |
| 2224 | KI | SKS Airways Sdn Bhd. | ICAO: SJB, Callsign: Southern Tiger, | MAL | AVCODES |
| 2225 | KI | Kockums Industrier AB | | SE | VKM |
| 2226 | KIA | Kiwi International Air Lines | IATA: KP, Callsign: Kiwi Air, IATA Prefix: 538, Ceased operations | USA | AVCODES |
| 2227 | KIA | Inter City Air | Callsign: Intercity, | USA | AVCODES |
| 2228 | KIA | Kiwi International Air Lines | IATA: KP | | ICAO1 |
| 2229 | KIAF | KING, GEORGE W TRUCKING | | | SCAC4 |
| 2230 | KIAP | KIA SHIPPING (BVI) LIMITED | | | SCAC4 |
| 2231 | KIAT | KIRSCH TRANSPORTATION SERVICES INC | | | SCAC4 |
| 2232 | KIBC | KIRCHWEHM BROS CARTAGE CO INC | | | SCAC3 |
| 2233 | KIBE | KRISCAS CO | | | SCAC4 |
| 2234 | KIBI | K-I-B INTERSTATE TRANSPORTATION INC | | | SCAC3 |
| 2235 | KIBI | KRAZY K INC | | | SCAC4 |
| 2236 | KIBJ | KIRK, B J TRANSPORTATION CO | | | SCAC3 |
| 2237 | KIBL | KILLIAN BULK TRANSPORT INC | | | SCAC3 |
| 2238 | KIBM | KIBBEE, MELVIN E | | | SCAC3 |
| 2239 | KIBO | KBT INC | | | SCAC3 |
| 2240 | KIBO | KBT INC | | | SCAC4 |
| 2241 | KIBS | KIEBLER & SONS TRUCKING | | | SCAC3 |
| 2242 | KIBV | KIMBALL & BROWN MOVING & STORAGE CO | | | SCAC3 |
| 2243 | KIBY | KIRBERY TRANSPORTATION, INC | | | SCAC3 |
| 2244 | KIBY | KING JAMES LLC | | | SCAC4 |
| 2245 | KIC | Kiwi Travel International Airlines | IATA: KC, Callsign: Kaytac, Ceased operations | NZ | AVCODES |
| 2246 | KICA | KING, CLARENCE CARTAGE | | | SCAC3 |
| 2247 | KICA | KITE SHIPPING LLC | | | SCAC4 |
| 2248 | KICC | KING CARTAGE CO INC | | | SCAC3 |
| 2249 | KICEO | Compagnie des transports Golfe du Morbihan - Vannes Agglomération | City: Vannes | F | TRAFFIC |
| 2250 | KICF | KINCAID FURNITURE CO INC | | | SCAC3 |
| 2251 | KICG | KING CARRIAGE COMPANY | | | SCAC3 |
| 2252 | KICI | KERTON INDUSTRIAL CONTRACTORS INC | | | SCAC4 |
| 2253 | KICN | KIT CONSTRUCTION CO | | | SCAC3 |
| 2254 | KICO | KIRCHNER & CO. | | | PWRC |
| 2255 | KICO | KINSELLA CONSTRUCTION CO | | | SCAC3 |
| 2256 | KICO | KINSELLA CONSTRUCTION CO | | | SCAC4 |
| 2257 | KICS | KINGS CHARTER SERVICE | | | SCAC3 |
| 2258 | KICT | KING, I C TRUCKING INC | | | SCAC3 |
| 2259 | KIDE | KIDDY ENTERPRISES INC | | | SCAC3 |
| 2260 | KIDE | KIDD, ERIC TRUCKING | | | SCAC4 |
| 2261 | KIDG | KID GLOVES SERVICE INC | | | SCAC3 |
| 2262 | KIDG | KID GLOVES SERVICE INC | | | SCAC4 |
| 2263 | KIDI | KIDD & COMPANY INC | | | SCAC3 |
| 2264 | KIDJ | KING, D J, INCORPORATED | | | SCAC3 |
| 2265 | KIDK | KIDD, MACK TRUCKING COMPANY | | | SCAC3 |
| 2266 | KIDL | KIDD OIL CO INC | | | SCAC4 |
| 2267 | KIDM | KINDER MOVING & STORAGE INC | | | SCAC3 |
| 2268 | KIDM | KNIGHT INDUSTRIAL DE MEXICO S DE RL | | | SCAC4 |
| 2269 | KIDN | KIDD TRUCKING | | | SCAC3 |
| 2270 | KIDO | KIDD, JOHN MICHAEL | | | SCAC3 |
| 2271 | KIDQ | KIDCO TRUCKING | | | SCAC3 |
| 2272 | KIDR | KIDDER, JIM TRUCKING | | | SCAC3 |
| 2273 | KIDS | KIDS R US | | | SCAC3 |
| 2274 | KIDW | KIDD, W L OIL FIELD SERVICE INC | | | SCAC3 |
| 2275 | KIDY | KINDERSLEY TRANSPORT, LTD | | | SCAC3 |
| 2276 | KIDY | KINDERSLEY TRANSPORT LTD | | | SCAC4 |
| 2277 | KIE | Afit GmbH | Callsign: Tweety, | D | AVCODES |
| 2278 | KIE | Afit | | | ICAO1 |
| 2279 | KIEC | K & I EXPRESS INC | | | SCAC4 |
| 2280 | KIEE | KIESLER EXPRESS INC | | | SCAC3 |
| 2281 | KIEH | KIELSTRA, HENRY | | | SCAC4 |
| 2282 | KIEL | Kieler Verkehrsgesellschaft | Real: KVG, City: Kiel | D | TRAFFIC |
| 2283 | KIEL | Seehafen Kiel | | DE | VKM |
| 2284 | KIELCE | MPK Kielce | | PL | TRAFFIC |
| 2285 | KIEN | KINNIE TRANSPORTATION GROUP INC | | | SCAC4 |
| 2286 | KIER | KIER TRUCKING CO | | | SCAC3 |
| 2287 | KIER | KIERA, R D INCORPORATED | | | SCAC4 |
| 2288 | KIES | KIESEL COMPANY, THE | | | SCAC4 |
| 2289 | KIEU | KINECTRICS GMBH | | GB | BIC |
| 2290 | KIEV | Kievpastrans | City: Kiev | UA | TRAFFIC |
| 2291 | KIEW | KIESWETTER, CARL | | | SCAC4 |
| 2292 | KIEY | KINNEY TRUCK LINE INC | | | SCAC3 |
| 2293 | KIFC | KATANOS INTERNATIONAL FREIGHT LLC | | | SCAC4 |
| 2294 | KIFK | KINGDON, FRANK TRUCKING | | | SCAC3 |
| 2295 | KIFL | KINGSWAY FREIGHTLINES, LIMITED | | | SCAC3 |
| 2296 | KIFR | KIEFFER, RONALD L | | | SCAC3 |
| 2297 | KIFT | KINDRED FARMS TRUCKING | | | SCAC3 |
| 2298 | KIFT | KINDRED FARMS TRUCKING | | | SCAC4 |
| 2299 | KIGB | KING BRESLIN TRUCKING, INC | | | SCAC3 |
| 2300 | KIGB | KING BRESLIN TRUCKING INC | | | SCAC4 |
