| 10-10 Int. Spring Contest, Digital | 0001Z, Apr 26 to 2359Z, Apr 27 |
| Tipalayo DX Contest | 0800Z, Apr 26 to 1159Z, Apr 27 |
| SP DX RTTY Contest | 1200Z, Apr 26 to 1200Z, Apr 27 |
| UK/EI DX Contest, CW | 1200Z, Apr 26 to 1200Z, Apr 27 |
| Helvetia Contest | 1300Z, Apr 26 to 1259Z, Apr 27 |
| Florida QSO Party | 1600Z, Apr 26 to 0159Z, Apr 27 and 1200Z-2159Z, Apr 27 |
| UA1DZ Memorial Cup | 1300Z-1859Z, Apr 27 |
| BARTG Sprint 75 | 1700Z-2059Z, Apr 27 |
| K1USN Slow Speed Test | 0000Z-0100Z, Apr 28 |
| QCX Challenge | 1300Z-1400Z, Apr 28 |
| ICWC Medium Speed Test | 1300Z-1400Z, Apr 28 |
| OK1WC Memorial (MWC) | 1630Z-1729Z, Apr 28 |
| QCX Challenge | 1900Z-2000Z, Apr 28 |
| RSGB FT4 Contest | 1900Z-2100Z, Apr 28 |
| ICWC Medium Speed Test | 1900Z-2000Z, Apr 28 |
| Worldwide Sideband Activity Contest | 0100Z-0159Z, Apr 29 |
| QCX Challenge | 0300Z-0400Z, Apr 29 |
| ICWC Medium Speed Test | 0300Z-0400Z, Apr 29 |
| ZL Sprint | 0800Z-0829Z (CW), Apr 29 and 0830Z-0859Z (SSB), Apr 29 and 0900Z-0929Z (SSB), Apr 29 |
| Phone Weekly Test | 0230Z-0300Z, Apr 30 |
| A1Club AWT | 1145Z-1300Z, Apr 30 |
| CWops Test (CWT) | 1300Z-1400Z, Apr 30 |
| Mini-Test 40 | 1700Z-1759Z, Apr 30 |
| Mini-Test 80 | 1800Z-1859Z, Apr 30 |
| CWops Test (CWT) | 1900Z-2000Z, Apr 30 |
| UKEICC 80m Contest | 2000Z-2100Z, Apr 30 |
| 432 MHz Spring Sprint | 2300Z, Apr 30 to 0600Z, May 1 |
| Walk for the Bacon QRP Contest | 0000Z-0100Z, May 1 and 0200Z-0300Z, May 2 |
| CWops Test (CWT) | 0300Z-0400Z, May 1 |
| CWops Test (CWT) | 0700Z-0800Z, May 1 |
| AGCW QRP/QRP Party | 1300Z-1900Z, May 1 |
| NRAU 10m Activity Contest | 1800Z-1900Z, May 1 (CW) and 1900Z-2000Z, May 1 (SSB) and 2000Z-2100Z, May 1 (FM) and 2100Z-2200Z, May 1 (Dig) |
| SKCC Sprint Europe | 1900Z-2100Z, May 1 |
| NCCC FT4 Sprint | 0100Z-0130Z, May 2 |
| Weekly RTTY Test | 0145Z-0215Z, May 2 |
| NCCC Sprint | 0230Z-0300Z, May 2 |
| K1USN Slow Speed Test | 2000Z-2100Z, May 2 |
| 10-10 Int. Spring Contest, CW | 0001Z, May 3 to 2359Z, May 4 |
| RCC Cup | 0300Z-0859Z, May 3 |
| SBMS 2.3 GHz and Up Contest and Club Challenge | 0600 local, May 3 to 2359 local, May 4 |
| Microwave Spring Sprint | 0800-1400 local, May 3 |
| ARI International DX Contest | 1200Z, May 3 to 1159Z, May 4 |
| F9AA Cup, PSK | 1200Z, May 3 to 1200Z, May 4 |
| 7th Call Area QSO Party | 1300Z, May 3 to 0700Z, May 4 |
| Indiana QSO Party | 1500Z, May 3 to 0300Z, May 4 |
| Delaware QSO Party | 1700Z, May 3 to 2359Z, May 4 |
| New England QSO Party | 2000Z, May 3 to 0500Z, May 4 and 1300Z-2400Z, May 4 |
