| Contest Calendar
(2025, May) | |
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| | Start | Finish | Modes | Contest | Link for Results | Link for rules | Deadline | Send Log | | 01 May, 2025 03:00 | 01 May, 2025 03:59 | CW | Monthly Mini-CWT (Session #3) | | Go to ... | 03 May, 2025 23:59UTC | | | 01 May, 2025 07:00 | 01 May, 2025 07:59 | CW | Monthly Mini-CWT (Session #4) | | Go to ... | 03 May, 2025 23:59UTC | | | 01 May, 2025 17:00 | 01 May, 2025 20:59 | CW,Phone,Digital | NRAU Activity 10m Contest | | Go to ... | 15 May, 2025 23:59UTC | | | 01 May, 2025 19:00 | 01 May, 2025 20:59 | CW | Straight Key Sprint Europe | | Go to ... | 08 May, 2025 23:59UTC | | | 02 May, 2025 01:00 | 02 May, 2025 01:29 | FT4/FT8 | NCCC FT4 Sprint | | Go to ... | 03 May, 2025 23:59UTC | | | 02 May, 2025 01:45 | 02 May, 2025 02:14 | RTTY | Weekly RTTY Test | | Go to ... | 02 May, 2025 23:59UTC | | | 02 May, 2025 02:30 | 02 May, 2025 02:59 | CW | NCCC Sprint | | Go to ... | 03 May, 2025 23:59UTC | | | 02 May, 2025 20:00 | 02 May, 2025 20:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 04 May, 2025 23:59UTC | | | 03 May, 2025 00:01 | 04 May, 2025 23:58 | CW | 10-10 International Spring CW QSO Party | | Go to ... | 12 May, 2025 23:59UTC | | | 03 May, 2025 03:00 | 03 May, 2025 08:59 | CW,SSB | RCC Cup | | | 10 May, 2025 23:59UTC | | | 03 May, 2025 12:00 | 04 May, 2025 11:59 | PSK | F9AA PSK Cup | | Go to ... | 03 June, 2025 23:59UTC | | | 03 May, 2025 12:00 | 04 May, 2025 11:59 | CW,SSB,RTTY | ARI International DX Contest | | Go to ... | 10 May, 2025 23:59UTC | | | 03 May, 2025 13:00 | 04 May, 2025 06:59 | CW,SSB,Digital | 7th Call Area QSO Party | | Go to ... | 14 May, 2025 23:59UTC | | | 03 May, 2025 15:00 | 04 May, 2025 02:59 | CW,SSB | Indiana QSO Party | | Go to ... | 01 June, 2025 23:59UTC | | | 03 May, 2025 17:00 | 04 May, 2025 23:59 | CW,Phone,Digital | Delaware QSO Party | | Go to ... | 10 June, 2025 23:59UTC | | | 03 May, 2025 20:00 | 04 May, 2025 04:59 | CW,Phone,Digital | New England QSO Party (Session #1) | | Go to ... | 03 June, 2025 23:59UTC | | | 03 May, 2025 23:00 | 04 May, 2025 02:59 | CW,Phone | All Mie 33 Contest | | Go to ... | 31 May, 2025 23:59UTC | | | 04 May, 2025 10:00 | 04 May, 2025 13:59 | SSB | WAB 7 MHz Phone Contest | | Go to ... | 14 May, 2025 23:59UTC | | | 04 May, 2025 13:00 | 04 May, 2025 23:59 | CW,Phone,Digital | New England QSO Party (Session #2) | | Go to ... | 03 June, 2025 23:59UTC | | | 05 May, 2025 00:00 | 05 May, 2025 00:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 07 May, 2025 23:59UTC | | | 05 May, 2025 13:00 | 05 May, 2025 13:59 | CW | ICWC Medium Speed Test (Session #1) | | Go to ... | 08 May, 2025 03:59UTC | | | 05 May, 2025 16:30 | 05 May, 2025 17:29 | CW,SSB | OK1WC Memorial Contest | | Go to ... | 09 May, 2025 05:59UTC | | | 05 May, 2025 19:00 | 05 May, 2025 19:59 | CW | ICWC Medium Speed Test (Session #2) | | Go to ... | 08 May, 2025 03:59UTC | | | 06 May, 2025 01:00 | 06 May, 2025 01:59 | SSB | Worldwide Sideband Activity Contest | | Go to ... | 07 May, 2025 01:59UTC | | | 06 May, 2025 01:00 | 06 May, 2025 02:59 | CW | ARS Spartan Sprint | | Go to ... | 07 May, 2025 23:59UTC | | | 06 May, 2025 03:00 | 06 May, 2025 03:59 | CW | ICWC Medium Speed Test (Session #3) | | Go to ... | 08 May, 2025 03:59UTC | | | 07 May, 2025 02:30 | 07 May, 2025 03:59 | SSB | Phone Weekly Test | | Go to ... | 09 May, 2025 03:59UTC | | | 07 May, 2025 12:00 | 07 May, 2025 12:59 | CW | A1CLUB Weekly Test | | Go to ... | 11 May, 2025 03:59UTC | | | 07 May, 2025 13:00 | 07 May, 2025 13:59 | CW | Monthly Mini-CWT (Session #1) | | Go to ... | 10 May, 2025 23:59UTC | | | 07 May, 2025 17:00 | 07 May, 2025 17:59 | CW | Wednesday mini-contest 40m | | | 09 May, 2025 23:59UTC | | | 07 May, 2025 18:00 | 07 May, 2025 18:59 | CW | Wednesday mini-contest 80m | | | 09 May, 2025 23:59UTC | | | 07 May, 2025 19:00 | 07 May, 2025 19:59 | CW | Monthly Mini-CWT (Session #2) | | Go to ... | 10 May, 2025 23:59UTC | | | 08 May, 2025 00:00 | 08 May, 2025 00:59 | CW | Walk for the Bacon 40M QRP Contest (Session #1) | | Go to ... | 14 May, 2025 23:59UTC | | | 08 May, 2025 03:00 | 08 May, 2025 03:59 | CW | Monthly Mini-CWT (Session #3) | | Go to ... | 10 May, 2025 23:59UTC | | | 08 May, 2025 07:00 | 08 May, 2025 07:59 | CW | Monthly Mini-CWT (Session #4) | | Go to ... | 10 May, 2025 23:59UTC | | | 09 May, 2025 01:00 | 09 May, 2025 01:29 | FT4/FT8 | NCCC FT4 Sprint | | Go to ... | 10 May, 2025 23:59UTC | | | 09 May, 2025 01:45 | 09 May, 2025 02:14 | RTTY | Weekly RTTY Test | | Go to ... | 09 May, 2025 23:59UTC | | | 09 May, 2025 02:00 | 09 May, 2025 02:59 | CW | Walk for the Bacon 40M QRP Contest (Session #2) | | Go to ... | 14 May, 2025 23:59UTC | | | 09 May, 2025 02:30 | 09 May, 2025 02:59 | CW | NCCC Sprint | | Go to ... | 10 May, 2025 23:59UTC | | |
| 09 May, 2025 20:00 | 09 May, 2025 20:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 11 May, 2025 23:59UTC | | | 10 May, 2025 00:00 | 10 May, 2025 23:59 | CW | FISTS Saturday Sprint | | Go to ... | 17 May, 2025 23:59UTC | | | 10 May, 2025 12:00 | 11 May, 2025 11:59 | CW,SSB | CQ-M International DX Contest | | | 21 May, 2025 11:59UTC | | | 10 May, 2025 12:00 | 11 May, 2025 11:59 | RTTY | Alessandro Volta RTTY DX Contest | | Go to ... | 25 May, 2025 23:59UTC | | | 10 May, 2025 12:00 | 11 May, 2025 23:59 | CW | SKCC's Weekend Sprintathon | | Go to ... | 18 May, 2025 23:59UTC | | | 10 May, 2025 17:00 | 11 May, 2025 02:59 | CW,Phone | Canadian Prairies QSO Party | | Go to ... | 26 May, 2025 23:59UTC | | | 12 May, 2025 00:00 | 12 May, 2025 00:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 14 May, 2025 23:59UTC | | | 12 May, 2025 00:00 | 12 May, 2025 01:59 | CW,SSB | Four States QRP Group Second Sunday Sprint | | Go to ... | 13 May, 2025 23:59UTC | | | 12 May, 2025 13:00 | 12 May, 2025 13:59 | CW | ICWC Medium Speed Test (Session #1) | | Go to ... | 15 May, 2025 03:59UTC | | | 12 May, 2025 16:30 | 12 May, 2025 17:29 | CW,SSB | OK1WC Memorial Contest | | Go to ... | 16 May, 2025 05:59UTC | | | 12 May, 2025 19:00 | 12 May, 2025 19:59 | CW | ICWC Medium Speed Test (Session #2) | | Go to ... | 15 May, 2025 03:59UTC | | | 12 May, 2025 19:00 | 12 May, 2025 20:29 | SSB | RSGB 3.5MHz Club Championship Contest SSB
The contest organizers violate the principles of Ham Spirit | | Go to ... | 13 May, 2025 23:59UTC | | | 13 May, 2025 01:00 | 13 May, 2025 01:59 | SSB | Worldwide Sideband Activity Contest | | Go to ... | 14 May, 2025 01:59UTC | | | 13 May, 2025 03:00 | 13 May, 2025 03:59 | CW | ICWC Medium Speed Test (Session #3) | | Go to ... | 15 May, 2025 03:59UTC | | | 13 May, 2025 19:00 | 13 May, 2025 20:29 | FT4/FT8 | DARC FT4 Contest | | Go to ... | 20 May, 2025 20:29UTC | | | 14 May, 2025 02:30 | 14 May, 2025 03:59 | SSB | Phone Weekly Test | | Go to ... | 16 May, 2025 03:59UTC | | | 14 May, 2025 12:00 | 14 May, 2025 12:59 | CW | A1CLUB Weekly Test | | Go to ... | 18 May, 2025 03:59UTC | | | 14 May, 2025 13:00 | 14 May, 2025 13:59 | CW | Monthly Mini-CWT (Session #1) | | Go to ... | 17 May, 2025 23:59UTC | | | 14 May, 2025 17:00 | 14 May, 2025 17:59 | CW | Wednesday mini-contest 40m | | | 16 May, 2025 23:59UTC | | | 14 May, 2025 18:00 | 14 May, 2025 18:59 | CW | Wednesday mini-contest 80m | | | 16 May, 2025 23:59UTC | | | 14 May, 2025 19:00 | 14 May, 2025 19:59 | CW | Monthly Mini-CWT (Session #2) | | Go to ... | 17 May, 2025 23:59UTC | | | 15 May, 2025 03:00 | 15 May, 2025 03:59 | CW | Monthly Mini-CWT (Session #3) | | Go to ... | 17 May, 2025 23:59UTC | | | 15 May, 2025 07:00 | 15 May, 2025 07:59 | CW | Monthly Mini-CWT (Session #4) | | Go to ... | 17 May, 2025 23:59UTC | | | 15 May, 2025 19:00 | 15 May, 2025 19:59 | CW | NTC QSO Party | | Go to ... | 18 May, 2025 23:59UTC | | |
| 16 May, 2025 01:00 | 16 May, 2025 01:29 | FT4/FT8 | NCCC FT4 Sprint | | Go to ... | 17 May, 2025 23:59UTC | | | 16 May, 2025 01:45 | 16 May, 2025 02:14 | RTTY | Weekly RTTY Test | | Go to ... | 16 May, 2025 23:59UTC | | | 16 May, 2025 02:30 | 16 May, 2025 02:59 | CW | NCCC Sprint | | Go to ... | 17 May, 2025 23:59UTC | | |
| 16 May, 2025 20:00 | 16 May, 2025 20:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 18 May, 2025 23:59UTC | | | 17 May, 2025 06:00 | 17 May, 2025 20:59 | CW,SSB | UN DX Contest | | | 01 June, 2025 23:59UTC | | | 17 May, 2025 08:00 | 17 May, 2025 10:59 | CW | Sangster Shield Contest (Session #1) | | Go to ... | 14 June, 2025 23:59UTC | | | 17 May, 2025 12:00 | 17 May, 2025 15:59 | Any modes | High Road Sprint | | Go to ... | 21 May, 2025 23:59UTC | | | 17 May, 2025 12:00 | 18 May, 2025 11:59 | CW | His Majesty The King of Spain CW Contest | | Go to ... | 02 June, 2025 23:59UTC | | | 17 May, 2025 12:00 | 18 May, 2025 11:59 | BPSK | EU PSK DX Contest | | | 23 May, 2025 23:59UTC | | | 17 May, 2025 14:00 | 18 May, 2025 01:59 | CW,Phone,Digital | Arkansas QSO Party | | Go to ... | 31 May, 2025 23:59UTC | | | 17 May, 2025 21:00 | 18 May, 2025 01:59 | CW,SSB | Baltic Contest
The contest organizers violate the principles of Ham Spirit | | Go to ... | 01 June, 2025 23:59UTC | | | 18 May, 2025 00:00 | 18 May, 2025 23:59 | CW | FISTS Sunday Sprint | | Go to ... | 25 May, 2025 23:59UTC | | | 18 May, 2025 08:00 | 18 May, 2025 10:59 | CW | Sangster Shield Contest (Session #2) | | Go to ... | 14 June, 2025 23:59UTC | | | 18 May, 2025 15:00 | 18 May, 2025 18:59 | CW,SSB | UA2 QSO Party | | | 01 June, 2025 23:59UTC | | | 19 May, 2025 00:00 | 19 May, 2025 00:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 21 May, 2025 23:59UTC | | | 19 May, 2025 13:00 | 19 May, 2025 13:59 | CW | ICWC Medium Speed Test (Session #1) | | Go to ... | 22 May, 2025 03:59UTC | | | 19 May, 2025 16:30 | 19 May, 2025 17:29 | CW,SSB | OK1WC Memorial Contest | | Go to ... | 23 May, 2025 05:59UTC | | | 19 May, 2025 19:00 | 19 May, 2025 19:59 | CW | ICWC Medium Speed Test (Session #2) | | Go to ... | 22 May, 2025 03:59UTC | | | 19 May, 2025 19:00 | 19 May, 2025 20:59 | FT4/FT8 | RSGB FT4 Contest
The contest organizers violate the principles of Ham Spirit | | Go to ... | 20 May, 2025 20:59UTC | | | 20 May, 2025 01:00 | 20 May, 2025 01:59 | SSB | Worldwide Sideband Activity Contest | | Go to ... | 21 May, 2025 01:59UTC | | | 20 May, 2025 03:00 | 20 May, 2025 03:59 | CW | ICWC Medium Speed Test (Session #3) | | Go to ... | 22 May, 2025 03:59UTC | | | 21 May, 2025 02:30 | 21 May, 2025 03:59 | SSB | Phone Weekly Test | | Go to ... | 23 May, 2025 03:59UTC | | | 21 May, 2025 12:00 | 21 May, 2025 12:59 | CW | A1CLUB Weekly Test | | Go to ... | 25 May, 2025 03:59UTC | | | 21 May, 2025 13:00 | 21 May, 2025 13:59 | CW | Monthly Mini-CWT (Session #1) | | Go to ... | 24 May, 2025 23:59UTC | | | 21 May, 2025 17:00 | 21 May, 2025 17:59 | CW | Wednesday mini-contest 40m | | | 23 May, 2025 23:59UTC | | | 21 May, 2025 18:00 | 21 May, 2025 18:59 | CW | Wednesday mini-contest 80m | | | 23 May, 2025 23:59UTC | | | 21 May, 2025 19:00 | 21 May, 2025 19:59 | CW | Monthly Mini-CWT (Session #2) | | Go to ... | 24 May, 2025 23:59UTC | | | 21 May, 2025 19:00 | 21 May, 2025 20:29 | RTTY,PSK | RSGB 3.5MHz Club Championship Contest Data
The contest organizers violate the principles of Ham Spirit | | Go to ... | 22 May, 2025 23:59UTC | | | 22 May, 2025 00:00 | 22 May, 2025 00:59 | CW | Walk for the Bacon 20M QRP Contest (Session #1) | | Go to ... | 28 May, 2025 23:59UTC | | | 22 May, 2025 00:30 | 22 May, 2025 02:29 | CW | NAQCC Straight Key/Bug Sprint | | Go to ... | 25 May, 2025 23:59UTC | | | 22 May, 2025 03:00 | 22 May, 2025 03:59 | CW | Monthly Mini-CWT (Session #3) | | Go to ... | 24 May, 2025 23:59UTC | | | 22 May, 2025 07:00 | 22 May, 2025 07:59 | CW | Monthly Mini-CWT (Session #4) | | Go to ... | 24 May, 2025 23:59UTC | | | 23 May, 2025 01:00 | 23 May, 2025 01:29 | FT4/FT8 | NCCC FT4 Sprint | | Go to ... | 24 May, 2025 23:59UTC | | | 23 May, 2025 01:45 | 23 May, 2025 02:14 | RTTY | Weekly RTTY Test | | Go to ... | 23 May, 2025 23:59UTC | | | 23 May, 2025 02:00 | 23 May, 2025 02:59 | CW | Walk for the Bacon 20M QRP Contest (Session #2) | | Go to ... | 28 May, 2025 23:59UTC | | | 23 May, 2025 02:30 | 23 May, 2025 02:59 | CW | NCCC Sprint | | Go to ... | 24 May, 2025 23:59UTC | | |
| 23 May, 2025 20:00 | 23 May, 2025 20:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 25 May, 2025 23:59UTC | | | 24 May, 2025 00:00 | 25 May, 2025 23:59 | CW | CQ WW WPX Contest CW | | Go to ... | 30 May, 2025 23:59UTC | | | 26 May, 2025 00:00 | 26 May, 2025 00:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 28 May, 2025 23:59UTC | | | 26 May, 2025 00:00 | 26 May, 2025 00:59 | CW | QRP ARCI Hoot Owl Shootout Sprint | | Go to ... | 09 June, 2025 23:59UTC | | | 26 May, 2025 13:00 | 26 May, 2025 13:59 | CW | ICWC Medium Speed Test (Session #1) | | Go to ... | 29 May, 2025 03:59UTC | | | 26 May, 2025 13:00 | 26 May, 2025 13:59 | CW | QCX Challenge (Session #1) | | Go to ... | 01 June, 2025 03:59UTC | | | 26 May, 2025 16:30 | 26 May, 2025 17:29 | CW,SSB | OK1WC Memorial Contest | | Go to ... | 30 May, 2025 05:59UTC | | | 26 May, 2025 19:00 | 26 May, 2025 19:59 | CW | ICWC Medium Speed Test (Session #2) | | Go to ... | 29 May, 2025 03:59UTC | | | 26 May, 2025 19:00 | 26 May, 2025 19:59 | CW | QCX Challenge (Session #2) | | Go to ... | 01 June, 2025 03:59UTC | | | 27 May, 2025 01:00 | 27 May, 2025 01:59 | SSB | Worldwide Sideband Activity Contest | | Go to ... | 28 May, 2025 01:59UTC | | | 27 May, 2025 03:00 | 27 May, 2025 03:59 | CW | ICWC Medium Speed Test (Session #3) | | Go to ... | 29 May, 2025 03:59UTC | | | 27 May, 2025 03:00 | 27 May, 2025 03:59 | CW | QCX Challenge (Session #3) | | Go to ... | 01 June, 2025 03:59UTC | | | 28 May, 2025 00:00 | 28 May, 2025 01:59 | CW | Straight Key Sprint | | Go to ... | 01 June, 2025 23:59UTC | | | 28 May, 2025 02:30 | 28 May, 2025 03:59 | SSB | Phone Weekly Test | | Go to ... | 30 May, 2025 03:59UTC | | | 28 May, 2025 12:00 | 28 May, 2025 12:59 | CW | A1CLUB Weekly Test | | Go to ... | 01 June, 2025 03:59UTC | | | 28 May, 2025 13:00 | 28 May, 2025 13:59 | CW | Monthly Mini-CWT (Session #1) | | Go to ... | 31 May, 2025 23:59UTC | | | 28 May, 2025 17:00 | 28 May, 2025 17:59 | CW | Wednesday mini-contest 40m | | | 30 May, 2025 23:59UTC | | | 28 May, 2025 18:00 | 28 May, 2025 18:59 | CW | Wednesday mini-contest 80m | | | 30 May, 2025 23:59UTC | | | 28 May, 2025 19:00 | 28 May, 2025 19:59 | CW | Monthly Mini-CWT (Session #2) | | Go to ... | 31 May, 2025 23:59UTC | | | 29 May, 2025 03:00 | 29 May, 2025 03:59 | CW | Monthly Mini-CWT (Session #3) | | Go to ... | 31 May, 2025 23:59UTC | | | 29 May, 2025 07:00 | 29 May, 2025 07:59 | CW | Monthly Mini-CWT (Session #4) | | Go to ... | 31 May, 2025 23:59UTC | | | 29 May, 2025 14:00 | 29 May, 2025 21:59 | CW | QRP-Minimal Art-Session | | Go to ... | 12 June, 2025 23:59UTC | | | 29 May, 2025 19:00 | 29 May, 2025 20:29 | CW | RSGB 3.5MHz Club Championship Contest CW
The contest organizers violate the principles of Ham Spirit | | Go to ... | 30 May, 2025 23:59UTC | | | 30 May, 2025 00:00 | 01 June, 2025 23:59 | PSK | PODXS 070 Club Three Day Weekend | | Go to ... | 08 June, 2025 23:59UTC | | | 30 May, 2025 01:00 | 30 May, 2025 01:29 | FT4/FT8 | NCCC FT4 Sprint | | Go to ... | 31 May, 2025 23:59UTC | | | 30 May, 2025 01:45 | 30 May, 2025 02:14 | RTTY | Weekly RTTY Test | | Go to ... | 30 May, 2025 23:59UTC | | | 30 May, 2025 02:30 | 30 May, 2025 02:59 | CW | NCCC Sprint | | Go to ... | 31 May, 2025 23:59UTC | | | 30 May, 2025 20:00 | 30 May, 2025 20:59 | CW | K1USN’s Slow Speed Test | | Go to ... | 01 June, 2025 23:59UTC | | | 30 May, 2025 20:00 | 30 May, 2025 22:59 | CW,SSB | PVRC Reunion (Session #1) | | Go to ... | 30 June, 2025 23:59UTC | | | 31 May, 2025 00:00 | 31 May, 2025 23:59 | Any modes | Full Day of Hell Sprint | | Go to ... | 05 Oct, 2025 23:59UTC | | | 31 May, 2025 05:00 | 31 May, 2025 06:59 | CW,SSB | Border Guard Day | | | 04 June, 2025 23:59UTC | | | 31 May, 2025 12:00 | 01 June, 2025 11:59 | CW,SSB,RTTY,BPSK | Russian WW MultiMode Contest | | | 06 June, 2025 23:59UTC | |
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