Pick your language
| Date start | UTC start | Date end | UTC end | Contest name + link | Mode |
| 1-2-2023 | 20:00 | 1-2-2023 | 21:00 | UKEICC 80m contests | SSB |
| 4-2-2023 | 00:00 | 5-2-2023 | 23:59 | Vermont QSO Party | CW/SSB/Digital |
| 4-2-2023 | 08:00 | 4-2-2023 | 16:59 | EURASIA HF Championship | CW/SSB |
| 4-2-2023 | 14:00 | 4-2-2023 | 23:59 | Minnesota QSO Party | CW/SSB/Digital |
| 4-2-2023 | 16:00 | 4-2-2023 | 18:00 | FIST Winter Sprint | CW |
| 4-2-2023 | 16:00 | 4-2-2023 | 19:00 | AGCW Straight Key Party 80m | CW |
| 4-2-2023 | 18:00 | 5-2-2023 | 18:00 | European Union DX Contest | CW/SSB |
| 4-2-2023 | 18:00 | 5-2-2023 | 23:59 | Mexico International RTTY Contest | RTTY |
| 6-2-2023 | 16:30 | 6-2-2023 | 17:29 | OK1WC Memorial (MWC) Contest | CW |
| 11-2-2023 | 00:00 | 12-2-2023 | 23:59 | CQ World Wide WPX Contest | RTTY |
| 11-2-2023 | 12:00 | 12-2-2023 | 12:00 | Dutch PACC Contest | CW/SSB |
| 11-2-2023 | 19:00 | 11-2-2023 | 23:00 | RSGB1,8 MHz Contest | CW |
| 13-2-2023 | 16:30 | 13-2-2023 | 17:29 | OK1WC Memorial (MWC) Contest | CW |
| 15-2-2023 | 19:00 | 15-2-2023 | 20:30 | AGCW Semi Automatic Key Evening | CW |
| 18-2-2023 | 00:00 | 19-2-2023 | 23:59 | ARRL International DX Contest | CW |
| 18-2-2023 | 12:00 | 19-2-2023 | 11:59 | Russian WW PSK Contest | BPSK31, 63, 125 |
| 19-2-2023 | 17:00 | 19-2-2023 | 21:00 | FIST Winter Sprint | CW |
| 20-2-2023 | 16:30 | 20-2-2023 | 17:29 | OK1WC Memorial (MWC) Contest | CW |
| 22-2-2023 | 20:00 | 22-2-2023 | 21:00 | UKEICC 80m contests | CW |
| 24-2-2023 | 22:00 | 26-2-2023 | 22:00 | CQ WW 160-Meter Contest | SSB |
| 25-2-2023 | 06:00 | 26-2-2023 | 18:00 | REF Contest | SSB |
| 25-2-2023 | 13:00 | 26-2-2023 | 13:00 | UBA DX Contest (**) | CW |
| 26-2-2023 | 15:00 | 26-2-2023 | 18:00 | High Speed Club CW Contest | CW |
| 27-2-2023 | 16:30 | 27-2-2023 | 17:29 | OK1WC Memorial (MWC) Contest | CW |