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1
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ICWC Medium Speed Test
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OK1WC Memorial (MWC)
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ICWC Medium Speed Test
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ARS Spartan Sprint
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Worldwide Sideband Activity Contest
Worldwide Sideband Activity Contest
December 1, 2025 8:00 PM - 8:59 PM
See more details
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ICWC Medium Speed Test
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2
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QRP Fox Hunt
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Phone Weekly Test
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3
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A1Club AWT
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CWops Test (CWT)
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Mini-Test 40
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VHF-UHF FT8 Activity Contest
VHF-UHF FT8 Activity Contest
December 3, 2025 12:00 PM - 4:00 PM
See more details
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Mini-Test 80
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CWops Test (CWT)
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QRP ARCI Topband Sprint
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Walk for the Bacon QRP Contest
Walk for the Bacon QRP Contest
December 3, 2025 7:00 PM - 8:00 PM
See more details
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CWops Test (CWT)
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4
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CWops Test (CWT)
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NRAU 10m Activity Contest
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SKCC Sprint Europe
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NCCC FT4 Sprint
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Weekly RTTY Test
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QRP Fox Hunt
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Walk for the Bacon QRP Contest
Walk for the Bacon QRP Contest
December 4, 2025 9:00 PM - 10:00 PM
See more details
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NCCC Sprint
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5
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K1USN Slow Speed Test
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ARRL 160-Meter Contest
ARRL 160-Meter Contest
December 5, 2025 5:00 PM - December 7, 2025 11:00 AM
See more details
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Kalbar Contest
Kalbar Contest
December 5, 2025 7:00 PM - December 7, 2025 6:59 PM
See more details
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6
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ARRL 160-Meter Contest
ARRL 160-Meter Contest
December 5, 2025 5:00 PM - December 7, 2025 11:00 AM
See more details
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Kalbar Contest
Kalbar Contest
December 5, 2025 7:00 PM - December 7, 2025 6:59 PM
See more details
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Wake-Up! QRP Sprint
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PRO CW Contest
PRO CW Contest
December 6, 2025 7:00 AM - December 7, 2025 6:59 AM
See more details
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INORC Contest
INORC Contest
December 6, 2025 9:00 AM - December 7, 2025 8:59 AM
See more details
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FT Challenge
FT Challenge
December 6, 2025 1:00 PM - December 7, 2025 6:59 PM
See more details
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7
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FT Challenge
FT Challenge
December 6, 2025 1:00 PM - December 7, 2025 6:59 PM
See more details
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K1USN Slow Speed Test
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8
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ICWC Medium Speed Test
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OK1WC Memorial (MWC)
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ICWC Medium Speed Test
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Worldwide Sideband Activity Contest
Worldwide Sideband Activity Contest
December 8, 2025 8:00 PM - 8:59 PM
See more details
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ICWC Medium Speed Test
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9
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DARC CW-Training Contest
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NAQCC CW Sprint
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QRP Fox Hunt
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Phone Weekly Test
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10
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A1Club AWT
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CWops Test (CWT)
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Mini-Test 40
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VHF-UHF FT8 Activity Contest
VHF-UHF FT8 Activity Contest
December 10, 2025 12:00 PM - 4:00 PM
See more details
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Mini-Test 80
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CWops Test (CWT)
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CWops Test (CWT)
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11
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CWops Test (CWT)
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NCCC FT4 Sprint
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Weekly RTTY Test
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QRP Fox Hunt
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NCCC Sprint
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12
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K1USN Slow Speed Test
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ARRL 10-Meter Contest
ARRL 10-Meter Contest
December 12, 2025 7:00 PM - December 14, 2025 6:59 PM
See more details
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PODXS 070 Club Triple Play Low Band Sprint
PODXS 070 Club Triple Play Low Band Sprint
December 12, 2025 7:00 PM - December 15, 2025 6:59 PM
See more details
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13
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ARRL 10-Meter Contest
ARRL 10-Meter Contest
December 12, 2025 7:00 PM - December 14, 2025 6:59 PM
See more details
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PODXS 070 Club Triple Play Low Band Sprint
PODXS 070 Club Triple Play Low Band Sprint
December 12, 2025 7:00 PM - December 15, 2025 6:59 PM
See more details
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TRC Digi Contest
TRC Digi Contest
December 13, 2025 1:00 AM - December 14, 2025 1:00 PM
See more details
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SKCC Weekend Sprintathon
SKCC Weekend Sprintathon
December 13, 2025 7:00 AM - December 14, 2025 6:59 PM
See more details
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ARI 40/80 Contest
ARI 40/80 Contest
December 13, 2025 8:00 AM - December 14, 2025 8:59 AM
See more details
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International Naval Contest
International Naval Contest
December 13, 2025 11:00 AM - December 14, 2025 10:59 AM
See more details
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14
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PODXS 070 Club Triple Play Low Band Sprint
PODXS 070 Club Triple Play Low Band Sprint
December 12, 2025 7:00 PM - December 15, 2025 6:59 PM
See more details
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TRC Digi Contest
TRC Digi Contest
December 13, 2025 1:00 AM - December 14, 2025 1:00 PM
See more details
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SKCC Weekend Sprintathon
SKCC Weekend Sprintathon
December 13, 2025 7:00 AM - December 14, 2025 6:59 PM
See more details
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ARI 40/80 Contest
ARI 40/80 Contest
December 13, 2025 8:00 AM - December 14, 2025 8:59 AM
See more details
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QRP ARCI Holiday Spirits Sprint
QRP ARCI Holiday Spirits Sprint
December 14, 2025 3:00 PM - 6:00 PM
See more details
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K1USN Slow Speed Test
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4 States QRP Group Second Sunday Sprint
4 States QRP Group Second Sunday Sprint
December 14, 2025 8:00 PM - 10:00 PM
See more details
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15
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ICWC Medium Speed Test
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OK1WC Memorial (MWC)
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ICWC Medium Speed Test
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Worldwide Sideband Activity Contest
Worldwide Sideband Activity Contest
December 15, 2025 8:00 PM - 8:59 PM
See more details
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ICWC Medium Speed Test
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16
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NAQCC CW Sprint
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QRP Fox Hunt
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Phone Weekly Test
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17
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A1Club AWT
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CWops Test (CWT)
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Mini-Test 40
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VHF-UHF FT8 Activity Contest
VHF-UHF FT8 Activity Contest
December 17, 2025 12:00 PM - 4:00 PM
See more details
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Mini-Test 80
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CWops Test (CWT)
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Walk for the Bacon QRP Contest
Walk for the Bacon QRP Contest
December 17, 2025 7:00 PM - 8:00 PM
See more details
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CWops Test (CWT)
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18
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CWops Test (CWT)
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NTC QSO Party
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NCCC FT4 Sprint
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Weekly RTTY Test
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QRP Fox Hunt
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Walk for the Bacon QRP Contest
Walk for the Bacon QRP Contest
December 18, 2025 9:00 PM - 10:00 PM
See more details
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NCCC Sprint
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19
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AGB-Party Contest
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K1USN Slow Speed Test
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Feld Hell Sprint
Feld Hell Sprint
December 19, 2025 7:00 PM - December 20, 2025 6:59 PM
See more details
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OK DX RTTY Contest
OK DX RTTY Contest
December 19, 2025 7:00 PM - December 20, 2025 6:59 PM
See more details
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RAC Winter Contest
RAC Winter Contest
December 19, 2025 7:00 PM - December 20, 2025 6:59 PM
See more details
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20
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Croatian DX Contest
Croatian DX Contest
December 20, 2025 9:00 AM - December 21, 2025 9:00 AM
See more details
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21
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Croatian DX Contest
Croatian DX Contest
December 20, 2025 9:00 AM - December 21, 2025 9:00 AM
See more details
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ARRL Rookie Roundup, CW
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Run for the Bacon QRP Contest
Run for the Bacon QRP Contest
December 21, 2025 6:00 PM - 8:00 PM
See more details
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K1USN Slow Speed Test
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22
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ICWC Medium Speed Test
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OK1WC Memorial (MWC)
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ICWC Medium Speed Test
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Worldwide Sideband Activity Contest
Worldwide Sideband Activity Contest
December 22, 2025 8:00 PM - 8:59 PM
See more details
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ICWC Medium Speed Test
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23
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SKCC Sprint
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QRP Fox Hunt
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Phone Weekly Test
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24
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A1Club AWT
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CWops Test (CWT)
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Mini-Test 40
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Mini-Test 80
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CWops Test (CWT)
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CWops Test (CWT)
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25
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CWops Test (CWT)
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NCCC FT4 Sprint
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Weekly RTTY Test
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QRP Fox Hunt
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NCCC Sprint
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26
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DARC Christmas Contest
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K1USN Slow Speed Test
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27
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Original QRP Contest
Original QRP Contest
December 27, 2025 10:00 AM - December 28, 2025 10:00 AM
See more details
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Stew Perry Topband Challenge
Stew Perry Topband Challenge
December 27, 2025 10:00 AM - December 28, 2025 10:00 AM
See more details
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RAEM Contest
RAEM Contest
December 27, 2025 7:00 PM - December 28, 2025 6:59 AM
See more details
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28
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Original QRP Contest
Original QRP Contest
December 27, 2025 10:00 AM - December 28, 2025 10:00 AM
See more details
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Stew Perry Topband Challenge
Stew Perry Topband Challenge
December 27, 2025 10:00 AM - December 28, 2025 10:00 AM
See more details
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K1USN Slow Speed Test
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29
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YOTA Contest
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ICWC Medium Speed Test
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QCX Challenge
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OK1WC Memorial (MWC)
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ICWC Medium Speed Test
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QCX Challenge
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Worldwide Sideband Activity Contest
Worldwide Sideband Activity Contest
December 29, 2025 8:00 PM - 8:59 PM
See more details
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ICWC Medium Speed Test
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QCX Challenge
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30
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QRP Fox Hunt
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Phone Weekly Test
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31
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Bogor Old and New Contest
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A1Club AWT
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CWops Test (CWT)
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Mini-Test 40
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Mini-Test 80
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CWops Test (CWT)
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