A1 Club Contest First Sunday of June
Alessandro Volta RTTY Contest Second weekend of May
All Asian DX CW Contest Third weekend of June
All Asian DX SSB Contest First weekend of September
All MIE 33 Contest Fourth weekend of January
A.R.I. International DX Contest First full weekend of May
ARRL International DX CW Contest Third full weekend of February
ARRL International DX Phone Contest First full weekend of March
Asia-Pacific Fall Sprint Third Sunday of October (15m/20m CW)
Asia-Pacific Spring Sprint Second Saturday of February (20m/40m CW)
Asia-Pacific Summer Sprint Second Saturday of June (15m/20m SSB)
Australian Postal Code Contest Third Saturday of April
Australian Shires Contest The weekend before the second Monday of June every year
Baltic Contest Third weekend of May
BARTG Contests
Batavia DX Contest Second weekend in June
Batavia FT8 Contest First weekend in August
Bucharest HF Contest Romanian Society of Radioamateurs - YO3KSR Club
CAV Contest once per year, September 28 (the Day of Czech Statehood)
CCCC PSK-31 Contest First Saturday of September
Celtic Connections Weekend Third full weekend of April
Championship Guadeloupe 10M SSB Last full weekend of June
Classic Exchange "CX" February
Collegiate Championship
CQ-M International DX Contest Second full weekend of May
CQ World Wide 160m CW Contest Last full weekend of January
CQ World Wide 160m SSB Contest Last full weekend of February
CQ World Wide DX CW Contest Last full weekend of November
CQ World Wide DX Phone Contest Last full weekend of October
CQ World Wide RTTY Contest Last full weekend of September
CQ World Wide VHF Contest Third weekend of July
CQ World Wide WPX CW Contest Last full weekend of May
CQ World Wide WPX SSB Contest Last full weekend of March
Croatian (9A) CW Contest Third full weekend of December
Danish SSTV Contest First weekend of May
DARC-10m Contest Second Sunday of January
DARC-XMAS Contest December 26th
DIE - Spanish Islands Contest
DIG QSO Party - CW Second weekend of April
DIG QSO Party - SSB Second weekend of March
EA RTTY Contest First full weekend of April
ES Open HF Championship Third Saturday of April
EU DX Contest First weekend of February
EU HF Championship First Saturday of August
EU PSK DX Contest Scottish-Russian ARS - Third weekend of May
EU Sprint Contest - Autumn CW Second Saturday of October
EU Sprint Contest - Autumn SSB First Saturday of October
EU Sprint Contest - Spring CW Third Saturday of April
EU Sprint Contest - Spring SSB Second Saturday of April
European Castles Day (ECD) Each 3rd Sunday of May
FMRE International RTTY Contest Click on "Concursos"
GACW WWSA CW Contest Second Weekend of June, each year
Greek QSO Party
HA DX Contest Third full weekend of January
HA QRP Contest Yearly 0000Z Nov 1 - 2400Z Nov 7
Helvetia Contest Last full weekend of April
Holyland DX Contest Third Saturday of April
HPC World Wide DX Contest Second weekend of May (Hellenic PSK Club)
Hunting LIONS in the Air Contest Second full weekend of January
IARU HF World Championship Second full weekend of July
IARU Region 1 Fieldday - CW First full weekend of June
IARU Region 1 Fieldday - SSB First full weekend of September
IARU Region 2 & USA National ARDF Championships July 31 - August 6, 2017
IBM QSO Party February
IG-RY World Wide RTTY Contest Second full weekend of April
International Hell-Schreiber Contest First full weekend of October
International VHF, UHF and SHF Contest First full weekend of July
IOTA - Islands On The Air Contest Last full weekend of July
Italian YLRC Elettra Marconi International Contest First full weekend of April
Japan International DX CW Contest Second full weekend of April
Japan International DX SSB Contest Second full weekend of November
John Moyle Memorial Field Day Third full weekend of March
KCJ Contest Third full weekend of August
KCJ World Wide Top Band Contest February
Kulikovo Polye Contest Second Saturday of September
Kid's Day Contest
LY Activity Contest
LZ DX Contest The weekend before the last full weekend of November
LZ Open Contest - 80/40M Every 3rd Saturday of January
LZ Open 40m Sprint Every 1st Saturday of April
LZ Open 80m Sprint Every 3rd Saturday of October
MARAC County Hunters CW Contest First full weekend of May
Manchester Mineira CW Contest Third full weekend of May
Marconi Memorial HF Contest Fourth full weekend of June
Mediterranean Islands Contest
Mexico Sponsored Contests FMRE
Nauryz DX Contest International Nowruz Day Annually
North American CW QSO Party - Summer First full weekend of August
North American CW QSO Party - Winter Second full weekend of January
North American RTTY QSO Party - Summer Third full weekend of July
North American RTTY QSO Party - Winter Last full weekend of February
North American SSB QSO Party - Summer Third full weekend of August
North American SSB QSO Party - Winter Third full weekend of January
North American CW Sprint - Fall First Sunday following first Monday of September
North American CW Sprint - Spring Sunday of first full weekend of February
North American RTTY Sprint - Fall Sunday of second full weekend in October
North American RTTY Sprint - Spring Sunday of second full weekend of March
North American SSB Sprint - Fall Second Sunday following first Monday of September
North American SSB Sprint - Winter Sunday of second full weekend of January
Oceania DX Contest - CW Second full weekend of October
Oceania DX Contest - Phone First full weekend of October
PACC (Dutch) Contest Second full weekend of February
Pears National VHF/UHF Contest (SARL) January
Portugal Day Contest Second Saturday of June
Puerto Rico Straight Key Party - SKP Second Sunday of April
QCWA QSO Party First full weekend of April
RDA Contest Third full weekend of August
REF CW Contest Last full weekend of January
REF SSB Contest Last full weekend of February
Remembrance Day Contest The weekend closest to the 15th of August
Ross Hull Memorial Contest Third full weekend of March
RSARS CW Awareness Day Contest (CWAD) Weekend nearest to July 26th
RSGB Commonwealth Contest Second weekend of March
Russian DX Contest Third weekend of March
Russian RTTY WW Contest First Saturday of September
SAC (Scandinavian Activity) CW Contest Third full weekend of September
SAC (Scandinavian Activity) SSB Contest Second full weekend of October
SARL 80-Meter QSO Party First Thursday of April and October
SARL HF CW Contest Last Sunday of August
SARL HF Phone Contest First Sunday of August
SARL Field Day Contest Second full weekend of February and November
SARL Kid's Day Second Saturday in February and Youth Day (16 June)
SARTG WW RTTY Contests
SCC RTTY Championship Last full weekend in August
SEANET Contest June
SETI League QSO Party First Saturday of or following 16 April
Silent Key Memorial Contest (SKMC) 1st November 0600 UTC to 0859 UTC every year
Six (6m) Club Contests
SOWP International QSO Roundup Begins the third Thursday of January
SP DX Contest First full weekend of April
SPDX RTTY Contest Fourth full weekend of April
SRARS CIS DX CW Contest Scottish-Russian ARS
Stew Perry Topband Distance Challenge 3rd weekend of June & October, last weekend of December
The Collegiate Championship Home Page Intercollegiate Amateur Radio Contesting
TARA Digital Grid Square Contest First Saturday of August
TARA PSK Rumble First Saturday of October
TARA RTTY Mêlée First Saturday of December
TARA "Skirmish" Digital Prefix Contest Third Saturday of April
TOEC WW Grid Contest Fourth weekend of August
TRC DX Contest First full weekend of October, annually
Triathlon DX Contest Saturday of the first full weekend of February, every year
UBA Candlelight Tests Micro power levels
UBA CW Contest Starting the last Saturday of February
UBA SSB Contest Starting the last Saturday of January
UK DX BPSK63 Every year on the second weekend of January
UK DX RTTY Contest Scottish-Russian ARS
Ukrainian DX Contest First full weekend of November
Ukrainian DX DIGI Contest Fourth full weekend of June
VK Shires QSO Party Held the weekend prior to the second Monday of June every year
Weekend of the Italian Castles First Sunday of September
Worked All Provinces of China (WAPC) DX Contest First Saturday of October
Worked All Europe DX Contest - CW Second full weekend of August
Worked All Europe DX Contest - RTTY Second full weekend of November
Worked All Europe DX Contest - SSB Second full weekend of September
Worked All Germany Contest - WAG Third full weekend of October
World Amateur Radio Day Contest HF April 18, 1600-1659 UTC, each year
World Amateur Radio Day Contest VHF April 18, 1500-1549 UTC, each year
World Lighthouses on the Air (WLOTA) Contest First full weekend of July
World Radiosport Team Championship (WRTC) 12-13 July 2014
World Wide Digi DX Contest Last full weekend of August
World Wide Locator (WWL) Contest Second full weekend of March
W/VE Islands Contest October each year
WW PMC Contest First weekend of February
YL & YL - OM Contests
YO-DX HF Contest Last weekend of August
YO DX VHF/UHF Contest First full weekend of July
YOTA Contest 3 rounds - May, July and December
YU DX Contest Third full weekend of April
ZL/VK Summer Sprint series CW - First Saturday in February; Phone - Second Saturday in February
4X Contests
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