| Call Sign | Name |
|---|---|
| W1OD | Mike Kaczynski (SK) |
| W8KUX | Charles S. Kadesch |
| OK1BB | Jaroslav Kadlcak |
| PZ5RA | Ramon Kaesenhout |
| WA4HDH | Abbott Kagan |
| K1DK | Daniel Kahn |
| K4FW | Al Kahn |
| K2UVG | John H. Kahrs |
| AL7HG | David R. Kaiser |
| K9VBD | Lyle Kaiser |
| KX2X | Russell C. Kaiser |
| N6FVJ | C. F. Kalakowsky |
| N4UUQ | Paul T. Kalamaras |
| WB6OJB | Arnold "Doc" Kalan |
| W2LK | Leslie P. Kalmus |
| JH3XCU | Joly Hideo Kambayashi |
| KI4T | Joel Kandel |
| K2QIL | John Kane |
| K9TVN | Donita E. Kane |
| N4MM | John C. Kanode |
| W1DUB | James G. Kantargis |
| KE6JA | Bennett W. Kantola |
| W9QKE | Jordan Kaplan |
| WB9RQR | Stanley Kaplan |
| K8QKN | Werner Kappeli |
| K2ZD | Mario L. Karcich |
| KØTI | Daniel A. Karg |
| W3ZUH | Richard J. Karl |
| N2FM | Michael Karp |
| K4ON | Okiver C. Karpathy |
| K1THP | David Karpiej |
| K8MFO | Donald A. Karvonen |
| S53R | Robert Kaska |
| W3ZGG | Stanley F. Kasper |
| K9RJO | Raymond P. Kasprzak |
| W4AIW | Mitchell J. Kasriel |
| W5VBO | Brian Kassel |
| N4DK | Donald A. Kasten |
| VE3NGW | Chris Katsoufis |
| K2EWB | Leon A. Katz |
| WA2HZU | Jack Katz |
| W3KLE | C. Paul Kauffman |
| W6RCL | Alan Kaul |
| VK6XX | I. Kauler |
| G3AAE | J. Douglas Kay |
| W5APX | Arthur P. Kay, Jr. |
| VA3LK | Larry Kayser |
| UA3FT | Ivan Kazansky |
| KR1S | James E. Kearman |
| GM3DZG | J. A. Keating |
| W9AUN | Wilbur L. Keaton |
| OE1RKA | Raimund Keck |
| W9YYG | Norman A. Keck, Jr. |
| KP2HC | Brian J. Keegan |
| KP2YL | Ann Z. Keegan |
| KBØZE | Aubrey E. Keel |
| N6RO | Kenneth E. Keeler |
| W8VSK | Joe F. Keese |
| K8EXF | James A. Keesler |
| KA5AZK | Jo Ann Keith |
| KF6ZXO | Guss O. Keith |
| WD9FJL | Stephen D. Keithley |
| W4ZC | John J. Kelleher |
| WØDU | Raymond L. Keller |
| XE1VIC | Victor Keller |
| W2RQ | William S. Keller, III |
| K1VCO | Howard C. Kelley |
| ND4E | Roger T. Kelley |
| AE4IC | Robert L. Kellogg |
| K3ASK | Andrew S. Kelly |
| K7RM | Donald R. Kelly |
| VP9GE | Ed Kelly |
| NN5G | Paul J. Kelly, Jr. |
| W2TXB | Albert S. Keltz |
| KG1D | Lester R. Kemble, Jr. |
| W9RSX | Larry M. Kemmer |
| W6OV | Richard P. Kemp |
| KH6OO | William N. Kendall |
| K5NX | Bill Kennamer |
| N4GG | Harold E. Kennedy |
| W7MID | James F. Kennedy |
| WA9EZP | Irene E. Kennedy |
| N7CUN | Evelyn M. Kent |
| WB4PTH | Scott F. Kenward |
| KH6BFZ | Joseph K. Keola, Jr. |
| AB4PP | John-Paul J. Keon |
| W5XX | Malcolm Keown |
| W5MWK | Joyce M. Kepler |
| W5MWO | Jimmie Kepler |
| W7KBC | John Kepus |
| W4EDE | Leopold J. Kerbel |
| K9NR | Donald L. Kerouac |
| ZS1VM | Rolf Kersandt |
| W3FSY | Ronald Kerstetter |
| ES1DZ | Endel Kesker |
| KØGU | James A. Kesterson |
| NBØZ | James Kew |
| N5KEY | Michael W. Key |
| K8OHW | Karl Keyes |
| WB8NNI | Archie Keyes |
| K8WMX | William (Jack) Kibler |
| KK6H | Paul R. Kidd |
| K7CW | Paul Kiesel |
| KE7V | John S. Kiesel |
| WAØFKD | Emory M. Kiger, III |
| KC2PUF | Sheppard R. Kilby |
| KB6NAN | Dianna R. Killeen |
| VE3KK | Marshall S. Killin |
| K9JXW | James C. Kimball |
| K5TGA | Charles F. Kimmerly |
| W5KP | Jerry G. Kincade |
| K4VD | Kevin Kinderen |
| AA7XA | Frank King |
| K5CEK | Clifton E. King |
| K5CPZ | Carol King |
| K5NA | Richard L. King |
| W1UBG | Robert P. King |
| W3GH | Robert W. King |
| W4KR | Stanley King |
| W6SZ | John W. King |
| WD4NKP | Martha King |
| WB5DCU | Wilmer Kinsey |
| WA4ZHC | William S. Kinsland |
| K4MTI | Michael T. Kirby |
| WA8DTG | Raymond L. Kirby, Jr. |
| KF1L | Nancy Kirch |
| VK4TJ | John Kirk |
| K8EMT | James D. Kirklin |
| W4WDH | Jonathan L. Kirkman |
| WA8PWB | James P. Kistner |
| AD8T | Morris G. Kittle |
| K7SU | Kelly V. Klaas |
| W8MH | George Klassen |
| K9BLX | Sherman M. Klausner |
| KJ4AMH | Paul H. Klawunn |
| K9VV | Frederick H. Kleber |
| K2HK | Howard M. Klein |
| K7ER | Elliott K. Klein |
| OE1TKW | Helmut Klein |
| W4GC | Eugene W. Klein |
| WD8AUB | Doug Klein |
| W2ON | Richard C. Kleinberger |
| W2XX | J. P. Kleinhaus |
| AE2N | William Klemmer |
| OE6KCG | Jng. Erich Klenert |
| W9DBO | Elmer F. Kleppin |
| N7HRK | Richard M. Klin |
| K1IMP | Herbert D. Kline |
| K7NJ | Richard M. Kline |
| W9BEA | Walter E. Klinger |
| W5VIR | Sheldon C. Klock, Jr. |
| SP2Y | Marek Klonowski |
| DK7PE | Rudolf Klos |
| KA1GEK | Karen Klucznik |
| KEØa | Rodney B. Klug |
| WA4ONO | James W. Kluttz |
| N1JX | Arnold J. Knadle |
| W4OMW | Robert H. Knapp |
| W4DK | H.C. "Duke" Knief |
| NT7C | Monroe Knight |
| W4ZJY | David H. Knight |
| W5PDY | Joe T. Knight |
| W6YY | John Knight |
| KC4A | Robert W. Knighton |
| DJ3HJ | Rudolf Knobloch |
| W3OP | Edgar J. Knoll, Jr. |
| K7ZUM | Ken Knopp |
| WA6DNH | Edward G. Knox |
| WB2MRA | Samuel J. Knox |
| N5TY | Ken Knudson |
| K3SGE | Harvey Knupp |
| KB8ZYY | Raymond H. Knuth |
| JA1EL | Nobuo Kobayashi |
| WA2FIJ | Jay Kobelin |
| K3UA | Phil Koch |
| W4UOC | Thomas E. Koch |
| W6MND | John B. Koch |
| W8UDB | John J. Koch |
| K9BWJ | Mary A. Koctur |
| KØLR | Lyle Koehler |
| WA3OFR | Mark A. Koehnke |
| W3EOB | Fred P. Koeng |
| F2RK | Rene Koenig |
| K6XK | Roy C. Koeppe |
| JA3ECO | Ichiro Kohda |
| K4TTG | Juanita H. Kohl |
| K4YEP | Jeff Kohl |
| K8DD | Henry R. Kohl |
| NT5W | Atlee M. Kohl |
| W7JG | Del Kohler |
| KH6SK | Stanley Kohn |
| JH3AIU | Kenji Koishi |
| JA3KWJ | Kazuo Kokaji |
| W8CXS | Paul J. Kollar |
| K4XS | Wilbert E. Kollenbaum |
| UA9MA | Gennady Kolmakov |
| W1JK | Jordan Koltz |
| AC2K | Alan Komenski |
| N9FOY | Stephen A. Konopka |
| WØAYL | Ella F. Koons |
| ZL2BLF | Willem Kooy |
| KØPP | Kenneth G. Kopp |
| WØSU | Joseph Koppi |
| K2IC | Earl W. Korf |
| K2QBV | Joel H. Kornreich |
| JAØBBB | Hideyuki Koshimizu |
| OH2BW | Erkki Koskinen |
| W3ZT | Joel L. Kosoff |
| SP5AFL | Leon Kossobudzki |
| N2AD | Gary W. Koster |
| SMØJHF | Henryk Kotowski |
| WZ8C | Nancy Kott |
| HA5UK | Gyorgy Kovacs |
| W8RSW | Frank M. Koval (SK) |
| W1TEE | Eugene M. Kowalewski |
| KØXX | Thomas M. Kowalski |
| W8RCM | Richard W. Kowitz |
| K8OUA | Peter C. Kozup |
| DL4MBE | Jakob Kraemer |
| KB3NTJ | Kathy A. Krajewski |
| W4JRK | Jon Kramer |
| W9HPP | Leanard J. Kramer |
| WJ1B | Harold Kramer |
| K6QAX | Lee Krank |
| OK1RR | Martin Kratoska |
| W9JK | Jack Kraus |
| DJ9SB | Renata Krause (SK) |
| KAØW | Kenneth W. Kreis |
| NR2B | Edwin W. Krenceski |
| OK1HCG | Karel Krenek |
| WW3A | Reed O. Krenn |
| NØKQY | Gary Krenzel |
| KK4AJQ | Ryan Krenzischek |
| K6ENL | Aleta B. Kresge |
| ABØS | Robert T. Kresky, III |
| NØKE | Philip F. Krichbaum |
| WB9VGO | Robert P. Kriegseis |
| VU2KMK | K. M. Krishnan-Nambudiripad |
| K5SVC | Frank Krize, III |
| DJ1KE | Hans Kroeger |
| K8LJG | John Kroll |
| WA2SPL | Joseph B. Krone |
| PAØIF | J. Kroon |
| WB2VJB | Kenneth M. Kroth |
| WB8AAX | Kenneth A. Kruger |
| DJ2EL | Guenter Krummel |
| K8GTQ | Richard J. Kruse |
| K9GDQ | Daniel Kruss |
| K1TG | Roger W. Kuchera |
| K6MA | Stan L. Kuhl |
| KØTK | Thomas M. Kulas |
| K8JK | Julius Kulcsar |
| DL2JB | Karl-Heinz Kummerle |
| JA1AG | Akira Kurokawa |
| WCØM | Roger W. Kurtti |
| W3NHI | Ruth Marion Kurtzner |
| WB8LFO | Jerry Kurucz |
| N2TN | Stefan Kurylko |
| DJ1YFK | Fabian Kurz |
| K3SWZ | Glenn R. Kurzenknabe |
| WD6FXK | Eliot Kushner |
| W3QA | Loring A. Kutchins |
| KX9X | Sean E. Kutzko |
| W8YNY | Wilbur J. Kuure |
| W5WLA | Randy Kuykendall |
| WA4FHJ | James R. Kyler |