| All year |
CQ DX Marathon All Year
|
| Mar. 26-27 |
CQ WW WPX SSB Contest
|
| Apr. 2 |
LZ Open 40m Sprint Contest
|
| Apr. 2-3 |
EA RTTY Contest
|
| Apr. 2-3 |
Mississippi QSO Party
|
| Apr. 2-3 |
Missouri QSO Party
|
| Apr.2-3 |
SP DX Contest
|
| April 2-3 |
QRP Spring QSO Party
|
| Apr. 6 |
UKEICC 80m Contests SSB
|
| Apr. 7 |
SARL 80m QSO Party
|
| Apr. 9-10 |
JIDX CW Contest
|
| Apr. 9-10 |
Georgia QSO Party
|
| Apr. 10 |
Hungarian Straight Key Contest
|
| Apr. 15-16 |
Holyland DX Contest
|
| Apr. 16 |
ES Open HF Championship
|
| Apr. 16 |
TARA Skirmish Digital Prefix Contest
|
| Apr. 16-17 |
Michigan QSO Party
|
| Apr. 16-17 |
Ontario QSO Party
|
| Apr. 16-17 |
YU DX Contest
|
| Apr. 16-17 |
CQ Manchester Mineira DX Contest
|
| Apr. 16-17 |
Nebraska QSO Party
|
| ****Apr. 17 |
ARRL Rookie Roundup, SSB
|
| Apr. 23-24 |
10-10 Spring Digital Contest
|
| Apr. 23-24 |
SP DX RTTY Contest
|
| Apr. 23-24 |
Helvetia Contest
|
| Apr. 23-24 |
Florida QSO Party
|
| Apr. 27 |
UKEICC 80m Contests CW
|
| Apr. 30-May 1 |
Russian WW MultiMode Contest
|
| ***May 1 |
AGCW QRP/QRP Party
|
| May 7 |
FISTS Slow Speed Sprint
|
| May 7-8 |
7th Area QSO Party
|
| May 7-8 |
10-10 Spring CW Contest
|
| May 7-8 |
ARI DX Contest
|
| May 7-8 |
Delaware QSO Party
|
| May 7-8 |
Indiana QSO Party
|
| May 7-8 |
New England QSO Party
|
| May 28-29 |
CQ WW WPX CW CONTEST
|
