All year
May 1
May 1 FISTS Spring Slow Speed Sprint
May 1
May 1
May 1-2 Araucaria World Wide VHF Contest
May 1-2 7th Area QSO Party
May 1-2
May 1-2 ARI DX Contest
May 1-2 Delaware QSO Party
May 1-2 Indiana QSO Party
May 1-2 New England QSO Party
May 1-2
May 4-5 MIE 33 Contest
May 5
May 8-9 Arkansas QSO Party
May 8-9 CQWW Foxhunting Weekend
May 8-9 CQ-M International DX Contest
May 8-9 Volta WW RTTY Contest
May 8-9 S
May 8-9
May 10
May 13 QRP Minimal Art Session
May 15-16 His Majesty King of Spain CW Contest
May 15-16
May 16 FISTS Spring Unlimited Sprint
May 19
May 22 Hamvention QSO Party
May 22-23 Baltic Contest
May 23-24 QRP ARCI Hoot Owl Sprint
May 27
May 29-30 CQWW WPX CW Contest
June 4-6
June 5-6 10-10 O
June 5-6
June 5-6 Kentucky QSO Party
June 5-6 Liga Radio Boga (LRB) HF Contest
June 5-6
June 5-6 Seanet Contest
June 5-6 Tisza Cup CW Contest
June 7
June 12
June 12 Asia-Pacific SSB Sprint
June 12-13 Portugal Day Contest
June 12-13 REF DDFM 6M Contest
June 12-13 GACW WWSA CW DX Contest
June 12-13 DRCG Long Distance Contest (RTTY)
June 12-13 VK Shires Contest
June 12-14 ARRL June VHF QSO Party
June 16
June 16
June 19 ARRL Kids Day Contest
June 19 FIRAC VHF Contest
June 19-20 All Asian CW DX Contest
June 19-20 Stew Perry Topband Challenge
June 19-20 Ukrainian DX classic RTTY Contest
June 19-20 West Virginia QSO Party
June 24
June 26-27 ARRL Field Day
June 26-27
June 26-27 Ukrainian DX DIGI Contest
June 28
July 17-18 CQWW VHF Contest