| February 2023 | |
| CWops Test | 1300Z-1400Z, Feb 1 |
| CWops Test | 1900Z-2000Z, Feb 1 |
| CWops Test | 0300Z-0400Z, Feb 2 |
| CWops Test | 0700Z-0800Z, Feb 2 |
| Vermont QSO Party | 0000Z, Feb 4 to 2400Z, Feb 5 |
| 10-10 Int. Winter Contest, SSB | 0001Z, Feb 4 to 2359Z, Feb 5 |
| FYBO Winter QRP Sprint | 1400Z-2400Z, Feb 4 |
| Minnesota QSO Party | 1400Z-2400Z, Feb 4 |
| British Columbia QSO Party | 1600Z, Feb 4 to 0359Z, Feb 5 and 1600Z-2359Z, Feb 5 |
| AGCW Straight Key Party | 1600Z-1900Z, Feb 4 |
| North American Sprint, CW | 0000Z-0359Z, Feb 5 |
| ARS Spartan Sprint | 0200Z-0400Z, Feb 7 |
| NAQCC CW Sprint | 0130Z-0330Z, Feb 8 |
| CWops Test | 1300Z-1400Z, Feb 8 |
| CWops Test | 1900Z-2000Z, Feb 8 |
| CWops Test | 0300Z-0400Z, Feb 9 |
| CWops Test | 0700Z-0800Z, Feb 9 |
| SARL Field Day Contest | 1000Z, Feb 11 to 1000Z, Feb 12 |
| Dutch PACC Contest | 1200Z, Feb 11 to 1200Z, Feb 12 |
| CQC Winter QSO Party | 0100Z-0259Z, Feb 13 |
| PODXS 070 Club Valentine Sprint | 0000Z-2359Z, Feb 14 |
| CWops Test | 1300Z-1400Z, Feb 15 |
| CWops Test | 1900Z-2000Z, Feb 15 |
| CWops Test | 0300Z-0400Z, Feb 16 |
| CWops Test | 0700Z-0800Z, Feb 16 |
| ARRL Inter. DX Contest, CW | 0000Z, Feb 18 to 2400Z, Feb 19 |
| Run for the Bacon QRP Contest | 2300Z, Feb 19 to 0100Z, Feb 20 |
| CWops Test | 1300Z-1400Z, Feb 22 |
| CWops Test | 1900Z-2000Z, Feb 22 |
| CWops Test | 0300Z-0400Z, Feb 23 |
| CWops Test | 0700Z-0800Z, Feb 23 |
| CQ 160-Meter Contest, SSB | 2200Z, Feb 24 to 2200Z, Feb 26 |
| REF Contest, SSB | 0600Z, Feb 25 to 1800Z, Feb 26 |
| UBA DX Contest, CW | 1300Z, Feb 25 to 1300Z, Feb 26 |
| North American QSO Party, RTTY | 1800Z, Feb 25 to 0559Z, Feb 26 |
| High Speed Club CW Contest | 1400Z-1700Z, Feb 26 |
| North Carolina QSO Party | 1500Z, Feb 26 to 0100Z, Feb 27 |
| March 2023 | |
| CWops Test | 1300Z-1400Z, Mar 1 |
| CWops Test | 1900Z-2000Z, Mar 1 |
| CWops Test | 0300Z-0400Z, Mar 2 |
| CWops Test | 0700Z-0800Z, Mar 2 |
| ARRL Inter. DX Contest, SSB | 0000Z, Mar 4 to 2400Z, Mar 5 |
| Wake-Up! QRP Sprint | 0600Z-0629Z, Mar 4 and 0630Z-0659Z, Mar 4 and 0700Z-0729Z, Mar 4 and 0730Z-0800Z, Mar 4 |
| UBA Spring Contest, CW | 0700Z-1100Z, Mar 5 |
| ARS Spartan Sprint | 0200Z-0400Z, Mar 7 |
| CWops Test | 1300Z-1400Z, Mar 8 |
| CWops Test | 1900Z-2000Z, Mar 8 |
| CWops Test | 0300Z-0400Z, Mar 9 |
| CWops Test | 0700Z-0800Z, Mar 9 |
| SARL Field Day Contest | 0800Z, Mar 11 to 1000Z, Mar 12 |
| AGCW QRP Contest | 1400Z-2000Z, Mar 11 |
| Oklahoma QSO Party | 1500Z, Mar 11 to 0200Z, Mar 12 and 1500Z-2100Z, Mar 12 |
| Idaho QSO Party | 1900Z, Mar 11 to 1900Z, Mar 12 |
| North American Sprint, RTTY | 0000Z-0359Z, Mar 12 |
| UBA Spring Contest, 2m | 0700Z-1100Z, Mar 12 |
| Wisconsin QSO Party | 1800Z, Mar 12 to 0100Z, Mar 13 |
| CWops Test | 1300Z-1400Z, Mar 15 |
| CWops Test | 1900Z-2000Z, Mar 15 |
| NAQCC CW Sprint | 0030Z-0230Z, Mar 16 |
| CWops Test | 0300Z-0400Z, Mar 16 |
| CWops Test | 0700Z-0800Z, Mar 16 |
| Russian DX Contest | 1200Z, Mar 18 to 1200Z, Mar 19 |
| AGCW VHF/UHF Contest | 1400Z-1700Z, Mar 18 (144) and 1700Z-1800Z, Mar 18 (432) |
| Virginia QSO Party | 1400Z, Mar 18 to 0400Z, Mar 19 and 1200Z-2400Z, Mar 19 |
| UBA Spring Contest, SSB | 0700Z-1100Z, Mar 19 |
| Run for the Bacon QRP Contest | 2300Z, Mar 19 to 0100Z, Mar 20 |
| Bucharest Digital Contest | 1800Z-2059Z, Mar 20 |
| CWops Test | 1300Z-1400Z, Mar 22 |
| CWops Test | 1900Z-2000Z, Mar 22 |
| CWops Test | 0300Z-0400Z, Mar 23 |
| CWops Test | 0700Z-0800Z, Mar 23 |
| CQ WW WPX Contest, SSB | 0000Z, Mar 25 to 2359Z, Mar 26 |
| UBA Spring Contest, 6m | 0600Z-1000Z, Mar 26 |
| CWops Test | 1300Z-1400Z, Mar 29 |
| CWops Test | 1900Z-2000Z, Mar 29 |
| CWops Test | 0300Z-0400Z, Mar 30 |
| CWops Test | 0700Z-0800Z, Mar 30 |
| April 2023 | |
| PODXS 070 Club PSK 31 Flavors Contest | 1000Z, Apr 1 to 0400Z, Apr 2 |
| SP DX Contest | 1500Z, Apr 1 to 1500Z, Apr 2 |
| ARS Spartan Sprint | 0100Z-0300Z, Apr 4 |
| CWops Test | 1300Z-1400Z, Apr 5 |
| CWops Test | 1900Z-2000Z, Apr 5 |
| CWops Test | 0300Z-0400Z, Apr 6 |
| CWops Test | 0700Z-0800Z, Apr 6 |
| QRP ARCI Spring QSO Party | 0000Z-0600Z, Apr 8 |
| Georgia QSO Party | 1800Z, Apr 8 to 0359Z, Apr 9 and 1400Z-2359Z, Apr 9 |
| Hungarian Straight Key Contest | 1500Z-1600Z, Apr 9 |
| NAQCC CW Sprint | 0030Z-0230Z, Apr 12 |
| CWops Test | 1300Z-1400Z, Apr 12 |
| CWops Test | 1900Z-2000Z, Apr 12 |
| CWops Test | 0300Z-0400Z, Apr 13 |
| CWops Test | 0700Z-0800Z, Apr 13 |
| Holyland DX Contest | 2100Z, Apr 14 to 2059Z, Apr 15 |
| YU DX Contest | 0700Z, Apr 15 to 0659Z, Apr 16 |
| CQMM DX Contest | 0900Z, Apr 15 to 2359Z, Apr 16 |
| Michigan QSO Party | 1600Z, Apr 15 to 0400Z, Apr 16 |
| EA-QRP CW Contest | 1700Z-1800Z, Apr 15 (10m) and 1800Z-1900Z, Apr 15 (15m) and 1900Z-2000Z, Apr 15 (20m) and 2000Z-2100Z, Apr 15 (40m) and 2100Z-2300Z, Apr 15 (80m) and 0700Z-0900Z, Apr 16 (40m) and 0900Z-1000Z, Apr 16 (20m) and 1000Z-1100Z, Apr 16 (15m) and 1100Z-1200Z, Apr 16 (10m) |
| North Dakota QSO Party | 1800Z, Apr 15 to 1800Z, Apr 16 |
| Ontario QSO Party | 1800Z, Apr 15 to 0500Z, Apr 16 and 1200Z-1800Z, Apr 16 |
| Run for the Bacon QRP Contest | 2300Z, Apr 16 to 0100Z, Apr 17 |
| CWops Test | 1300Z-1400Z, Apr 19 |
| CWops Test | 1900Z-2000Z, Apr 19 |
| CWops Test | 0300Z-0400Z, Apr 20 |
| CWops Test | 0700Z-0800Z, Apr 20 |
| QRP to the Field | 0800-1800 local, Apr 22 |
| North American SSB Sprint Contest | 0000Z-0400Z, Apr 23 |
| CWops Test | 1300Z-1400Z, Apr 26 |
| CWops Test | 1900Z-2000Z, Apr 26 |
| CWops Test | 0300Z-0400Z, Apr 27 |
| CWops Test | 0700Z-0800Z, Apr 27 |
| 10-10 Int. Spring Contest, Digital | 0001Z, Apr 29 to 2359Z, Apr 30 |
| Helvetia Contest | 1300Z, Apr 29 to 1259Z, Apr 30 |
| Florida QSO Party | 1600Z, Apr 29 to 0159Z, Apr 30 and 1200Z-2159Z, Apr 30 |
| May 2023 | |
| AGCW QRP/QRP Party | 1300Z-1900Z, May 1 |
| ARS Spartan Sprint | 0100Z-0300Z, May 2 |
| CWops Test | 1300Z-1400Z, May 3 |
| CWops Test | 1900Z-2000Z, May 3 |
| CWops Test | 0300Z-0400Z, May 4 |
| CWops Test | 0700Z-0800Z, May 4 |
| 10-10 Int. Spring Contest, CW | 0001Z, May 6 to 2359Z, May 7 |
| 7th Call Area QSO Party | 1300Z, May 6 to 0700Z, May 7 |
| Indiana QSO Party | 1500Z, May 6 to 0300Z, May 7 |
| Delaware QSO Party | 1700Z, May 6 to 2359Z, May 7 |
| New England QSO Party | 2000Z, May 6 to 0500Z, May 7 and 1300Z-2400Z, May 7 |
| CWops Test | 1300Z-1400Z, May 10 |
| CWops Test | 1900Z-2000Z, May 10 |
| CWops Test | 0300Z-0400Z, May 11 |
| CWops Test | 0700Z-0800Z, May 11 |
| CQ-M International DX Contest | 1200Z, May 13 to 1159Z, May 14 |
| CWops Test | 1300Z-1400Z, May 17 |
| CWops Test | 1900Z-2000Z, May 17 |
| NAQCC CW Sprint | 0030Z-0230Z, May 18 |
| CWops Test | 0300Z-0400Z, May 18 |
| CWops Test | 0700Z-0800Z, May 18 |
| QRP Minimal Art Session | 1400Z-2200Z, May 18 |
| Arkansas QSO Party | 1400Z, May 20 to 0200Z, May 21 |
| Run for the Bacon QRP Contest | 2300Z, May 21 to 0100Z, May 22 |
| QRP ARCI Hootowl Sprint | 0000Z-0100Z, May 22 |
| CWops Test | 1300Z-1400Z, May 24 |
| CWops Test | 1900Z-2000Z, May 24 |
| CWops Test | 0300Z-0400Z, May 25 |
| CWops Test | 0700Z-0800Z, May 25 |
| CQ WW WPX Contest, CW | 0000Z, May 27 to 2359Z, May 28 |
| CWops Test | 1300Z-1400Z, May 31 |
| CWops Test | 1900Z-2000Z, May 31 |
| June 2023 | |
| Wake-Up! QRP Sprint | 0600Z-0800Z, Jun 3 |
| GACW WWSA CW DX Contest | 1500Z, Jun 10 to 1500Z, Jun 11 |
| AGCW VHF/UHF Contest | 1400Z-1800Z, Jun 17 |
| West Virginia QSO Party | 1600Z, Jun 17 to 0400Z, Jun 18 |
| ARRL Field Day | 1800Z, Jun 24 to 2100Z, Jun 25 |
| July 2023 | |
| RAC Canada Day Contest | 0000Z-2359Z, Jul 1 |
| Marconi Memorial HF Contest | 1400Z, Jul 1 to 1400Z, Jul 2 |
| IARU HF World Championship | 1200Z, Jul 8 to 1200Z, Jul 9 |
| QRP ARCI Summer Homebrew Sprint | 2000Z-2300Z, Jul 9 |
| CQ Worldwide VHF Contest | 1800Z, Jul 15 to 2100Z, Jul 16 |
| North American QSO Party, RTTY | 1800Z, Jul 15 to 0600Z, Jul 16 |
| RSGB IOTA Contest | 1200Z, Jul 29 to 1200Z, Jul 30 |
| August 2023 | |
| 10-10 Int. Summer Contest, SSB | 0001Z, Aug 5 to 2359Z, Aug 6 |
| North American QSO Party, CW | 1800Z, Aug 5 to 0600Z, Aug 6 |
| Maryland-DC QSO Party | 1400Z, Aug 12 to 0400Z, Aug 13 |
| North American QSO Party, SSB | 1800Z, Aug 19 to 0600Z, Aug 20 |
| Hawaii QSO Party | 0400Z, Aug 26 to 0400Z, Aug 28 |
| Kansas QSO Party | 1400Z, Aug 26 to 2000Z, Aug 27 |
| Ohio QSO Party | 1600Z, Aug 26 to 0400Z, Aug 27 |
| September 2023 | |
| Wake-Up! QRP Sprint | 0600Z-0800Z, Sep 2 |
| SARL Field Day Contest | 0800Z, Sep 2 to 1000Z, Sep 3 |
| Colorado QSO Party | 1300Z, Sep 2 to 0400Z, Sep 3 |
| AGCW Straight Key Party | 1300Z-1600Z, Sep 2 |
| PODXS 070 Club Jay Hudak Memorial 80m Sprint | 2000Z, Sep 2 to 2000Z, Sep 3 |
| Tennessee QSO Party | 1800Z, Sep 3 to 0300Z, Sep 4 |
| MI QRP Labor Day CW Sprint | 2300Z, Sep 4 to 0300Z, Sep 5 |
| North American Sprint, CW | 0000Z-0359Z, Sep 10 |
| AGB NEMIGA Contest | 2100Z-2400Z, Sep 15 |
| Scandinavian Activity Contest, CW | 1200Z, Sep 16 to 1200Z, Sep 17 |
| Texas QSO Party | 1400Z, Sep 16 to 2000Z, Sep 17 |
| QRP Afield | 1500Z, Sep 16 to 0300Z, Sep 17 |
| New Hampshire QSO Party | 1600Z, Sep 16 to 2200Z, Sep 17 |
| Washington State Salmon Run | 1600Z, Sep 16 to 2400Z, Sep 17 |
| North American Sprint, RTTY | 0000Z-0359Z, Sep 17 |
| AGCW VHF/UHF Contest | 1400Z-1800Z, Sep 23 |
| October 2023 | |
| German Telegraphy Contest | 0700Z-0959Z, Oct 1 |
| California QSO Party | 1600Z, Oct 7 to 2159Z, Oct 8 |
| 10-10 Int. 10-10 Day Sprint | 0001Z-2359Z, Oct 10 |
| QRP ARCI Fall QSO Party | 0000Z-2359Z, Oct 14 |
| Scandinavian Activity Contest, SSB | 1200Z, Oct 14 to 1200Z, Oct 15 |
| Arizona QSO Party | 1500Z, Oct 14 to 0500Z, Oct 15 |
| Pennsylvania QSO Party | 1600Z, Oct 14 to 2200Z, Oct 15 |
| South Dakota QSO Party | 1800Z, Oct 14 to 1800Z, Oct 15 |
| 10-10 Int. Fall Contest, CW | 0001Z, Oct 21 to 2359Z, Oct 22 |
| New York QSO Party | 1400Z, Oct 21 to 0200Z, Oct 22 |
| Worked All Germany Contest | 1500Z, Oct 21 to 1459Z, Oct 22 |
| CQ Worldwide DX Contest, SSB | 0000Z, Oct 28 to 2400Z, Oct 29 |
| November 2023 | |
| Ukrainian DX Contest | 1200Z, Nov 4 to 1200Z, Nov 5 |
| ARRL Sweepstakes Contest, CW | 2100Z, Nov 4 to 0300Z, Nov 6 |
| High Speed Club CW Contest | 1400Z-1700Z, Nov 5 |
| 10-10 Int. Fall Contest, Digital | 0001Z, Nov 11 to 2359Z, Nov 12 |
| North American SSB Sprint Contest | 0000Z-0400Z, Nov 12 |
| SARL Field Day Contest | 1000Z, Nov 18 to 1000Z, Nov 19 |
| LZ DX Contest | 1200Z, Nov 18 to 1200Z, Nov 19 |
| ARRL Sweepstakes Contest, SSB | 2100Z, Nov 18 to 0300Z, Nov 20 |
| CQ Worldwide DX Contest, CW | 0000Z, Nov 25 to 2400Z, Nov 26 |
| December 2023 | |
| ARRL 160-Meter Contest | 2200Z, Dec 1 to 1600Z, Dec 3 |
| Wake-Up! QRP Sprint | 0600Z-0800Z, Dec 2 |
| PRO CW Contest | 1600Z, Dec 2 to 1559Z, Dec 3 |
| QRP ARCI Topband Sprint | 0000Z-0300Z, Dec 7 |
| ARRL 10-Meter Contest | 0000Z, Dec 9 to 2359Z, Dec 10 |
| QRP ARCI Holiday Spirits Sprint | 2000Z-2300Z, Dec 10 |
| Croatian CW Contest | 1400Z, Dec 16 to 1400Z, Dec 17 |
| RAC Winter Contest | 0000Z-2359Z, Dec 30 |
| January 2024 | |
| AGB New Year Snowball Contest | 0000Z-0100Z, Jan 1 |
| AGCW Happy New Year Contest | 0900Z-1200Z, Jan 1 |
| AGCW VHF/UHF Contest | 1400Z-1800Z, Jan 1 |
| WW PMC Contest | 1200Z, Jan 6 to 1200Z, Jan 7 |
| EUCW 160m Contest | 2000Z, Jan 6 to 0700Z, Jan 7 |
| North American QSO Party, CW | 1800Z, Jan 13 to 0600Z, Jan 14 |
| Hungarian DX Contest | 1200Z, Jan 20 to 1200Z, Jan 21 |
| North American QSO Party, SSB | 1800Z, Jan 20 to 0600Z, Jan 21 |
| CQ 160-Meter Contest, CW | 2200Z, Jan 26 to 2159Z, Jan 28 |
| REF Contest, CW | 0600Z, Jan 27 to 1800Z, Jan 28 |
| UBA DX Contest, SSB | 1300Z, Jan 27 to 1300Z, Jan 28 |