| Click on the link to view detailed information about a contest. | |
| Weekly Contests | |
| K1USN Slow Speed Test | 0000Z-0100Z, Monday ( Jun 23) |
| ICWC Medium Speed Test | 1300Z-1400Z, Monday ( Jun 23) |
| OK1WC Memorial | 1630Z-1729Z, Monday ( Jun 23) |
| ICWC Medium Speed Test | 1900Z-2000Z, Monday ( Jun 23) |
| Worldwide Sideband Activity Contest | 0100Z-0159Z, Tuesday ( Jun 24) |
| ICWC Medium Speed Test | 0300Z-0400Z, Tuesday ( Jun 24) |
| Phone Weekly Test | 0230Z-0300Z, Wednesday ( Jun 25) |
| A1Club AWT | 1145Z-1300Z, Wednesday ( Jun 25) |
| CWops Test | 1300Z-1400Z, Wednesday ( Jun 25) |
| Mini-Test 40 | 1700Z-1759Z, Wednesday ( Jun 25) |
| Mini-Test 80 | 1800Z-1859Z, Wednesday ( Jun 25) |
| CWops Test | 1900Z-2000Z, Wednesday ( Jun 25) |
| CWops Test | 0300Z-0400Z, Thursday ( Jun 26) |
| CWops Test | 0700Z-0800Z, Thursday ( Jun 26) |
| QRP Fox Hunt | 0100Z-0230Z, Friday ( Jun 27) |
| NCCC FT4 Sprint | 0100Z-0130Z, Friday ( Jun 27) |
| Weekly RTTY Test | 0145Z-0215Z, Friday ( Jun 27) |
| NCCC Sprint | 0230Z-0300Z, Friday ( Jun 27) |
| K1USN Slow Speed Test | 2000Z-2100Z, Friday ( Jun 27) |
| June 23 - 29 | |
| SKCC Sprint | 0000Z-0200Z, Jun 25 |
| RSGB 80m Club Championship, SSB | 1900Z-2030Z, Jun 26 |
| UFT QRP Contest | 0600Z-0900Z, Jun 28 and 1400Z-1700Z, Jun 28 |
| His Maj. King of Spain Contest, SSB | 1200Z, Jun 28 to 1200Z, Jun 29 |
| ARRL Field Day | 1800Z, Jun 28 to 2100Z, Jun 29 |
| June 30 - July 6 | |
| QCX Challenge | 1300Z-1400Z, Jun 30 |
| QCX Challenge | 1900Z-2000Z, Jun 30 |
| RAC Canada Day Contest | 0000Z-2359Z, Jul 1 |
| QCX Challenge | 0300Z-0400Z, Jul 1 |
| VHF-UHF FT8 Activity Contest | 1700Z-2100Z, Jul 2 |
| Walk for the Bacon QRP Contest | 0000Z-0100Z, Jul 3 and 0200Z-0300Z, Jul 4 |
| NRAU 10m Activity Contest | 1800Z-1900Z, Jul 3 (CW) and 1900Z-2000Z, Jul 3 (SSB) and 2000Z-2100Z, Jul 3 (FM) and 2100Z-2200Z, Jul 3 (Dig) |
| SKCC Sprint Europe | 1900Z-2100Z, Jul 3 |
| Venezuelan Ind. Day Contest | 0000Z-2359Z, Jul 5 |
| FOC Old School Classic 1960s QSO Party | 0000Z-2359Z, Jul 5 |
| NZART Memorial Contest | 0800Z-0829Z, Jul 5 (CW) and 0830Z-0859Z, Jul 5 (SSB) and 0900Z-0929Z, Jul 5 (CW) and 0930Z-0959Z, Jul 5 (SSB) and 1000Z-1029Z, Jul 5 (CW) and 1030Z-1059Z, Jul 5 (SSB) and 0800Z-0829Z, Jul 6 (CW) and 0830Z-0859Z, Jul 6 (SSB) and 0900Z-0929Z, Jul 6 (CW) and 0930Z-0959Z, Jul 6 (SSB) and 1000Z-1029Z, Jul 6 (CW) and 1030Z-1059Z, Jul 6 (SSB) |
| CQ Worldwide VHF SSB/CW Contest | 1200Z, Jul 5 to 1200Z, Jul 6 |
| TA VHF/UHF Contest | 1200Z, Jul 5 to 1200Z, Jul 6 |
| Marconi Memorial HF Contest | 1400Z, Jul 5 to 1400Z, Jul 6 |
| Original QRP Contest | 1500Z, Jul 5 to 1500Z, Jul 6 |
| PODXS 070 Club 40m Firecracker Sprint | 2000Z, Jul 5 to 2000Z, Jul 6 |
| July 7 - 13 | |
| RSGB 80m Club Championship, CW | 1900Z-2030Z, Jul 7 |
| ARS Spartan Sprint | 0000Z-0200Z, Jul 8 |
| DARC RTTY Sprint | 1800Z-1929Z, Jul 8 |
| VHF-UHF FT8 Activity Contest | 1700Z-2100Z, Jul 9 |
| SKCC Weekend Sprintathon | 1200Z, Jul 12 to 2400Z, Jul 13 |
| IARU HF World Championship | 1200Z, Jul 12 to 1200Z, Jul 13 |
| QRP ARCI Summer Homebrew Sprint | 2000Z-2300Z, Jul 13 |
| July 14 - 20 | |
| 4 States QRP Group Second Sunday Sprint | 0000Z-0200Z, Jul 14 |
| VHF-UHF FT8 Activity Contest | 1700Z-2100Z, Jul 16 |
| RSGB 80m Club Championship, SSB | 1900Z-2030Z, Jul 16 |
| Walk for the Bacon QRP Contest | 0000Z-0100Z, Jul 17 and 0200Z-0300Z, Jul 18 |
| NAQCC CW Sprint | 0030Z-0230Z, Jul 17 |
| NTC QSO Party | 1900Z-2000Z, Jul 17 |
| LABRE DX Contest | 0000Z, Jul 19 to 2359Z, Jul 20 |
| Russian Radio Team Championship | 0700Z-1459Z, Jul 19 |
| Trans-Tasman Low-Bands Challenge | 0800Z-1400Z, Jul 19 |
| YOTA Contest | 1000Z-2159Z, Jul 19 |
| Feld Hell Sprint | 1200Z-1359Z, Jul 19 |
| CQ Worldwide VHF Digital Contest | 1200Z, Jul 19 to 1200Z, Jul 20 |
| IARU Region 1 70 MHz Contest | 1400Z, Jul 19 to 1400Z, Jul 20 |
| North American QSO Party, RTTY | 1800Z, Jul 19 to 0559Z, Jul 20 |
| RSGB International Low Power Contest | 0900Z-1200Z and 1300Z-1600Z, Jul 20 |
| Run for the Bacon QRP Contest | 2300Z, Jul 20 to 0100Z, Jul 21 |
| July 21 - 27 | |
| SKCC Sprint | 0000Z-0200Z, Jul 23 |
| RSGB 80m Club Championship, Data | 1900Z-2030Z, Jul 24 |
| MARAC US Counties QSO Party | 0000Z, Jul 26 to 2400Z, Jul 27 |
| FRAPR 10M Contest | 0000Z, Jul 26 to 2359Z, Jul 27 |
| RSGB IOTA Contest | 1200Z, Jul 26 to 1200Z, Jul 27 |
| ARAM 50 MHz Contest | 1200Z, Jul 26 to 1200Z, Jul 27 |
| Alabama QSO Party | 1500Z, Jul 26 to 0300Z, Jul 27 |
| ARS Flight of the Bumblebees | 1700Z-2100Z, Jul 27 |