Year

January, 2016
+ AGB New Year Snowball Contest0000Z-0100Z, Jan 1
+ NCCC RTTY Sprint0145Z-0215Z, Jan 1
+ NCCC Sprint0230Z-0300Z, Jan 1
+ SARTG New Year RTTY Contest0800Z-1100Z, Jan 1
+ AGCW Happy New Year Contest0900Z-1200Z, Jan 1
+ AGCW VHF/UHF Contest1400Z-1700Z, Jan 1 (144) and
  1700Z-1800Z, Jan 1 (432)
+ PODXS 070 Club PSKFest0000Z-2400Z, Jan 2
+ WW PMC Contest1200Z, Jan 2 to 1200Z, Jan 3
+ Original QRP Contest1500Z, Jan 2 to 1500Z, Jan 3
+ ARRL RTTY Roundup1800Z, Jan 2 to 2400Z, Jan 3
+ EUCW 160m Contest2000Z-2300Z, Jan 2 and
  0400Z-0700Z, Jan 3
+ Kid's Day Contest1800Z-2359Z, Jan 3
+ ARS Spartan Sprint0200Z-0400Z, Jan 5
+ QRP Fox Hunt0200Z-0330Z, Jan 6
+ Phone Fray0230Z-0300Z, Jan 6
+ CWops Mini-CWT Test1300Z-1400Z, Jan 6 and
  1900Z-2000Z, Jan 6 and
  0300Z-0400Z, Jan 7
+ UKEICC 80m Contest2000Z-2100Z, Jan 6
+ NRAU 10m Activity Contest1800Z-1900Z, Jan 7 (CW) and
  1900Z-2000Z, Jan 7 (SSB) and
  2000Z-2100Z, Jan 7 (FM) and
  2100Z-2200Z, Jan 7 (Dig)
+ NCCC RTTY Sprint0145Z-0215Z, Jan 8
+ QRP Fox Hunt0200Z-0330Z, Jan 8
+ NCCC Sprint Ladder0230Z-0300Z, Jan 8
+ Old New Year Contest0500Z-0900Z, Jan 9
+ SKCC Weekend Sprintathon1200Z, Jan 9 to 2400Z, Jan 10
+ UBA PSK63 Prefix Contest1200Z, Jan 9 to 1200Z, Jan 10
+ North American QSO Party, CW1800Z, Jan 9 to 0559Z, Jan 10
+ NRAU-Baltic Contest, SSB0630Z-0830Z, Jan 10
+ DARC 10-Meter Contest0900Z-1059Z, Jan 10
+ NRAU-Baltic Contest, CW0900Z-1100Z, Jan 10
+ NAQCC CW Sprint0130Z-0330Z, Jan 13
+ QRP Fox Hunt0200Z-0330Z, Jan 13
+ Phone Fray0230Z-0300Z, Jan 13
+ CWops Mini-CWT Test1300Z-1400Z, Jan 13 and
  1900Z-2000Z, Jan 13 and
  0300Z-0400Z, Jan 14
+ AWA Linc Cundall Memorial CW Contest2300Z, Jan 13 to 2300Z, Jan 14 and
  2300Z, Jan 16 to 2300Z, Jan 17
+ NCCC RTTY Sprint0145Z-0215Z, Jan 15
+ QRP Fox Hunt0200Z-0330Z, Jan 15
+ NCCC Sprint Ladder0230Z-0300Z, Jan 15
+ LZ Open Contest1800Z-2200Z, Jan 15
+ Hungarian DX Contest1200Z, Jan 16 to 1159Z, Jan 17
+ North American QSO Party, SSB1800Z, Jan 16 to 0559Z, Jan 17
+ Feld Hell Sprint2000Z-2359Z, Jan 16 (EU/AF/MidEast) and
  2300Z, Jan 16 to 0259Z, Jan 17 (ENA/SA/Carib) and
  0200Z-0559Z, Jan 17 (WNA/AS/OC)
+ Run for the Bacon QRP Contest0200Z-0400Z, Jan 18
+ QRP Fox Hunt0200Z-0330Z, Jan 20
+ Phone Fray0230Z-0300Z, Jan 20
+ CWops Mini-CWT Test1300Z-1400Z, Jan 20 and
  1900Z-2000Z, Jan 20 and
  0300Z-0400Z, Jan 21
+ NAQCC CW Sprint0130Z-0330Z, Jan 21
+ NCCC RTTY Sprint0145Z-0215Z, Jan 22
+ QRP Fox Hunt0200Z-0330Z, Jan 22
+ NCCC Sprint Ladder0230Z-0300Z, Jan 22
+ YL-ISSB QSO Party, CW/SSB0000Z, Jan 23 to 2359Z, Jan 24
+ Montana QSO Party0000Z-2400Z, Jan 23
+ BARTG RTTY Sprint1200Z, Jan 23 to 1200Z, Jan 24
+ UK/EI DX Contest, CW1200Z, Jan 23 to 1200Z, Jan 24
+ WAB 1.8 MHz Phone1900Z-2300Z, Jan 23
+ SKCC Sprint0000Z-0200Z, Jan 27
+ QRP Fox Hunt0200Z-0330Z, Jan 27
+ Phone Fray0230Z-0300Z, Jan 27
+ CWops Mini-CWT Test1300Z-1400Z, Jan 27 and
  1900Z-2000Z, Jan 27 and
  0300Z-0400Z, Jan 28
+ UKEICC 80m Contest2000Z-2100Z, Jan 27
+ NCCC RTTY Sprint0145Z-0215Z, Jan 29
+ QRP Fox Hunt0200Z-0330Z, Jan 29
+ NCCC Sprint Ladder0230Z-0300Z, Jan 29
+ CQ 160-Meter Contest, CW2200Z, Jan 29 to 2200Z, Jan 31
+ Feld Hell Sprint0000Z-2359Z, Jan 30
+ REF Contest, CW0600Z, Jan 30 to 1800Z, Jan 31
+ UBA DX Contest, SSB1300Z, Jan 30 to 1300Z, Jan 31
+ Winter Field Day1700Z, Jan 30 to 1700Z, Jan 31
+ ARRL January VHF Contest1900Z, Jan 30 to 0359Z, Feb 1
+ Classic Exchange, CW1400Z, Jan 31 to 0800Z, Feb 1 and
  1400Z, Feb 2 to 0800Z, Feb 3
 
February, 2016
+ Iranian Ham Radio Contest0000Z, Feb 1 to 2359Z, Feb 11
+ RSGB 80m Club Championship, SSB2000Z-2130Z, Feb 1
+ ARS Spartan Sprint0200Z-0400Z, Feb 2
+ QRP Fox Hunt0200Z-0330Z, Feb 3
+ Phone Fray0230Z-0300Z, Feb 3
+ CWops Mini-CWT Test1300Z-1400Z, Feb 3 and
  1900Z-2000Z, Feb 3 and
  0300Z-0400Z, Feb 4
+ UKEICC 80m Contest2000Z-2100Z, Feb 3
+ NRAU 10m Activity Contest1800Z-1900Z, Feb 4 (CW) and
  1900Z-2000Z, Feb 4 (SSB) and
  2000Z-2100Z, Feb 4 (FM) and
  2100Z-2200Z, Feb 4 (Dig)
+ NCCC RTTY Sprint0145Z-0215Z, Feb 5
+ QRP Fox Hunt0200Z-0330Z, Feb 5
+ NCCC Sprint Ladder0230Z-0300Z, Feb 5
+ YLRL YL-OM Contest1400Z, Feb 5 to 0200Z, Feb 7
+ Triathlon DX Contest0000Z-0759Z, Feb 6 (CW) and
  0800Z-1559Z, Feb 6 (SSB) and
  1600Z-2359Z, Feb 6 (RTTY)
+ Vermont QSO Party0000Z, Feb 6 to 2400Z, Feb 7
+ 10-10 Int. Winter Contest, SSB0001Z, Feb 6 to 2359Z, Feb 7
+ F9AA Cup, CW1200Z, Feb 6 to 1200Z, Feb 7
+ Black Sea Cup International1200Z, Feb 6 to 1159Z, Feb 7
+ FYBO Winter QRP Sprint1400Z-2400Z, Feb 6
+ Minnesota QSO Party1400Z-2400Z, Feb 6
+ AGCW Straight Key Party1600Z-1900Z, Feb 6
+ British Columbia QSO Party1600Z, Feb 6 to 0400Z, Feb 7
+ FISTS Winter Slow Speed Sprint1700Z-2100Z, Feb 6
+ Mexico RTTY International Contest1800Z, Feb 6 to 1759Z, Feb 7
+ North American Sprint, CW0000Z-0400Z, Feb 7
+ ARRL School Club Roundup1300Z, Feb 8 to 2359Z, Feb 12
+ NAQCC CW Sprint0130Z-0330Z, Feb 19
+ QRP Fox Hunt0200Z-0330Z, Feb 10
+ Phone Fray0230Z-0300Z, Feb 10
+ CWops Mini-CWT Test1300Z-1400Z, Feb 10 and
  1900Z-2000Z, Feb 10 and
  0300Z-0400Z, Feb 11
+ RSGB 80m Club Championship, Data2000Z-2130Z, Feb 10
+ NCCC RTTY Sprint0145Z-0215Z, Feb 12
+ QRP Fox Hunt0200Z-0330Z, Feb 12
+ NCCC Sprint Ladder0230Z-0300Z, Feb 12
+ CQ WW RTTY WPX Contest0000Z, Feb 13 to 2359Z, Feb 14
+ SARL Field Day Contest1000Z, Feb 13 to 1000Z, Feb 14
+ Asia-Pacific Spring Sprint, CW1100Z-1300Z, Feb 13
+ Dutch PACC Contest1200Z, Feb 13 to 1200Z, Feb 14
+ KCJ Topband Contest1200Z, Feb 13 to 1200Z, Feb 14
+ SKCC Weekend Sprintathon1200Z, Feb 13 to 2400Z, Feb 14
+ OMISS QSO Party1500Z, Feb 13 to 1500Z, Feb 14
+ FISTS Winter Unlimited Sprint1700Z-2100Z, Feb 13
+ RSGB 1st 1.8 MHz Contest1900Z-2300Z, Feb 13
+ PODXS 070 Club Valentine Sprint0000Z-2359Z, Feb 14
+ Balkan HF Contest1200Z-1800Z, Feb 14
+ Classic Exchange, Phone1400Z, Feb 14 to 0800Z, Feb 15 and
  1400Z, Feb 16 to 0800Z, Feb 17
+ QRP Fox Hunt0200Z-0330Z, Feb 17
+ Phone Fray0230Z-0300Z, Feb 17
+ CWops Mini-CWT Test1300Z-1400Z, Feb 17 and
  1900Z-2000Z, Feb 17 and
  0300Z-0400Z, Feb 18
+ AGCW Semi-Automatic Key Evening1900Z-2030Z, Feb 17
+ RSGB 80m Club Championship, CW2000Z-2130Z, Feb 18
+ NCCC RTTY Sprint0145Z-0215Z, Feb 19
+ QRP Fox Hunt0200Z-0330Z, Feb 19
+ NCCC Sprint Ladder0230Z-0300Z, Feb 19
+ ARRL Inter. DX Contest, CW0000Z, Feb 20 to 2400Z, Feb 21
+ SARL Youth Day Sprint0800Z-1000Z, Feb 20
+ Russian PSK WW Contest1200Z, Feb 20 to 1159Z, Feb 21
+ Feld Hell Sprint2000Z-2159Z, Feb 20
+ AWA Amplitude Modulation QSO Party2300Z, Feb 20 to 2300Z, Feb 21
+ CQC Winter QSO Party0100Z-0259Z, Feb 22
+ Run for the Bacon QRP Contest0200Z-0400Z, Feb 22
+ SKCC Sprint0000Z-0200Z, Feb 24
+ QRP Fox Hunt0200Z-0330Z, Feb 24
+ Phone Fray0230Z-0300Z, Feb 24
+ CWops Mini-CWT Test1300Z-1400Z, Feb 24 and
  1900Z-2000Z, Feb 24 and
  0300Z-0400Z, Feb 25
+ UKEICC 80m Contest2000Z-2100Z, Feb 24
+ NCCC RTTY Sprint0145Z-0215Z, Feb 26
+ QRP Fox Hunt0200Z-0330Z, Feb 26
+ NCCC Sprint Ladder0230Z-0300Z, Feb 26
+ CQ 160-Meter Contest, SSB2200Z, Feb 26 to 2200Z, Feb 28
+ REF Contest, SSB0600Z, Feb 27 to 1800Z, Feb 28
+ UBA DX Contest, CW1300Z, Feb 27 to 1300Z, Feb 28
+ South Carolina QSO Party1400Z, Feb 27 to 0059Z, Feb 28
+ North American QSO Party, RTTY1800Z, Feb 27 to 0559Z, Feb 28
+ High Speed Club CW Contest0900Z-1100Z, Feb 28 and
  1500Z-1700Z, Feb 28
+ SARL Digital Contest1300Z-1600Z, Feb 28
+ North Carolina QSO Party1500Z, Feb 28 to 0059Z, Feb 29
 
March, 2016
+ AGCW YL-CW Party1900Z-2100Z, Mar 1
+ QRP Fox Hunt0200Z-0330Z, Mar 2
+ Phone Fray0230Z-0300Z, Mar 2
+ CWops Mini-CWT Test1300Z-1400Z, Mar 2 and
  1900Z-2000Z, Mar 2 and
  0300Z-0400Z, Mar 3
+ UKEICC 80m Contest2000Z-2100Z, Mar 2
+ NRAU 10m Activity Contest1800Z-1900Z, Mar 3 (CW) and
  1900Z-2000Z, Mar 3 (SSB) and
  2000Z-2100Z, Mar 3 (FM) and
  2100Z-2200Z, Mar 3 (Dig)
+ NCCC RTTY Sprint0145Z-0215Z, Mar 4
+ QRP Fox Hunt0200Z-0330Z, Mar 4
+ NCCC Sprint0230Z-0300Z, Mar 4
+ ARRL Inter. DX Contest, SSB0000Z, Mar 5 to 2400Z, Mar 6
+ Wake-Up! QRP Sprint0600Z-0629Z, Mar 5 and
  0630Z-0659Z, Mar 5 and
  0700Z-0729Z, Mar 5 and
  0730Z-0800Z, Mar 5
+ Open Ukraine RTTY Championship1800Z-2059Z, Mar 5 (Low Band) and
  2100Z-2359Z, Mar 5 (Low Band) and
  0800Z-1059Z, Mar 6 (High Band) and
  1100Z-1359Z, Mar 6 (High Band)
+ UBA Spring Contest, CW0700Z-1100Z, Mar 6
+ DARC 10-Meter Digital Contest1100Z-1700Z, Mar 6
+ NSARA Contest1200Z-1600Z, Mar 6 and
  1800Z-2200Z, Mar 6
+ SARL Hamnet 40m Simulated Emerg Contest1200Z-1400Z, Mar 6
+ RSGB 80m Club Championship, Data2000Z-2130Z, Mar 7
+ ARS Spartan Sprint0200Z-0400Z, Mar 8
+ QRP Fox Hunt0200Z-0330Z, Mar 9
+ Phone Fray0230Z-0300Z, Mar 9
+ CWops Mini-CWT Test1300Z-1400Z, Mar 9 and
  1900Z-2000Z, Mar 9 and
  0300Z-0400Z, Mar 10
+ AWA John Rollins Memorial DX Contest2300Z, Mar 9 to 2300Z, Mar 10 and
  2300Z, Mar 12 to 2300Z, Mar 13
+ NCCC RTTY Sprint0145Z-0215Z, Mar 11
+ QRP Fox Hunt0200Z-0330Z, Mar 11
+ NCCC Sprint0230Z-0300Z, Mar 11
+ Nauryz DX Contest0800Z-1359Z, Mar 12
+ RSGB Commonwealth Contest1000Z, Mar 12 to 1000Z, Mar 13
+ SKCC Weekend Sprintathon1200Z, Mar 12 to 2400Z, Mar 13
+ South America 10 Meter Contest1200Z, Mar 12 to 1200Z, Mar 13
+ Oklahoma QSO Party1400Z, Mar 12 to 0200Z, Mar 13 and
  1400Z-2000Z, Mar 13
+ AGCW QRP Contest1400Z-2000Z, Mar 12
+ Stew Perry Topband Challenge1500Z, Mar 12 to 1500Z, Mar 13
+ EA PSK63 Contest1600Z, Mar 12 to 1600Z, Mar 13
+ TESLA Memorial HF CW Contest1800Z, Mar 12 to 0559Z, Mar 13
+ QCWA QSO Party1800Z, Mar 12 to 1800Z, Mar 13
+ Idaho QSO Party1900Z, Mar 12 to 1900Z, Mar 13
+ North American Sprint, RTTY0000Z-0400Z, Mar 13
+ UBA Spring Contest, 2m0700Z-1100Z, Mar 13
+ F9AA Cup, SSB1200Z, Mar 13 to 1200Z, Mar 14
+ WAB 3.5 MHz Phone1800Z-2200Z, Mar 13
+ Wisconsin QSO Party1800Z, Mar 13 to 0100Z, Mar 14
+ CLARA Chatter Party1700Z, Mar 15 to 1700Z, Mar 16 and
  1700Z, Mar 19 to 1700Z, Mar 20
+ QRP Fox Hunt0100Z-0230Z, Mar 16
+ Phone Fray0230Z-0300Z, Mar 16
+ CWops Mini-CWT Test1300Z-1400Z, Mar 16 and
  1900Z-2000Z, Mar 16 and
  0300Z-0400Z, Mar 17
+ RSGB 80m Club Championship, CW2000Z-2130Z, Mar 16
+ NAQCC CW Sprint0030Z-0230Z, Mar 17
+ QRP Fox Hunt0100Z-0230Z, Mar 18
+ NCCC RTTY Sprint0145Z-0215Z, Mar 18
+ NCCC Sprint0230Z-0300Z, Mar 18
+ BARTG HF RTTY Contest0200Z, Mar 19 to 0200Z, Mar 21
+ SARL VHF/UHF Analogue/Digital Contest1000Z, Mar 19 to 1000Z, Mar 20
+ Russian DX Contest1200Z, Mar 19 to 1200Z, Mar 20
+ Virginia QSO Party1400Z, Mar 19 to 0200Z, Mar 20 and
  1200Z-2400Z, Mar 20
+ AGCW VHF/UHF Contest1400Z-1700Z, Mar 19 (144) and
  1700Z-1800Z, Mar 19 (432)
+ Louisiana QSO Party1400Z, Mar 19 to 0200Z, Mar 20
+ Feld Hell Sprint1700Z-1859Z, Mar 19
+ UBA Spring Contest, SSB0700Z-1100Z, Mar 20
+ Run for the Bacon QRP Contest0100Z-0300Z, Mar 21
+ Bucharest Contest1800Z-2059Z, Mar 21
+ SKCC Sprint0000Z-0200Z, Mar 23
+ QRP Fox Hunt0100Z-0230Z, Mar 23
+ Phone Fray0230Z-0300Z, Mar 23
+ CWops Mini-CWT Test1300Z-1400Z, Mar 23 and
  1900Z-2000Z, Mar 23 and
  0300Z-0400Z, Mar 24
+ RSGB 80m Club Championship, SSB2000Z-2130Z, Mar 24
+ QRP Fox Hunt0100Z-0230Z, Mar 25
+ NCCC RTTY Sprint0145Z-0215Z, Mar 25
+ NCCC Sprint0230Z-0300Z, Mar 25
+ CQ WW WPX Contest, SSB0000Z, Mar 26 to 2359Z, Mar 27
+ FOC QSO Party0000Z-2359Z, Mar 26
+ Low Power Spring Sprint1400Z-2000Z, Mar 28
+ Phone Fray0230Z-0300Z, Mar 30
+ CWops Mini-CWT Test1300Z-1400Z, Mar 30 and
  1900Z-2000Z, Mar 30 and
  0300Z-0400Z, Mar 31
+ UKEICC 80m Contest2000Z-2100Z, Mar 30
 
April, 2016
+ NCCC RTTY Sprint0145Z-0215Z, Apr 1
+ NCCC Sprint0230Z-0300Z, Apr 1
+ 15-Meter SSTV Dash Contest0000Z, Apr 2 to 2359Z, Apr 3
+ LZ Open 40m Sprint Contest0400Z-0800Z, Apr 2
+ Mississippi QSO Party1400Z, Apr 2 to 0200Z, Apr 3
+ Missouri QSO Party1400Z, Apr 2 to 0400Z, Apr 3 and
  1400Z-2000Z, Apr 3
+ SP DX Contest1500Z, Apr 2 to 1500Z, Apr 3
+ EA RTTY Contest1600Z, Apr 2 to 1600Z, Apr 3
+ North American SSB Sprint Contest0000Z-0400Z, Apr 3
+ UBA Spring Contest, 6m0600Z-1000Z, Apr 3
+ RSGB RoLo SSB1900Z-2030Z, Apr 3
+ RSGB 80m Club Championship, CW1900Z-2030Z, Apr 4
+ ARS Spartan Sprint0100Z-0300Z, Apr 5
+ Phone Fray0230Z-0300Z, Apr 6
+ CWops Mini-CWT Test1300Z-1400Z, Apr 6 and
  1900Z-2000Z, Apr 6 and
  0300Z-0400Z, Apr 7
+ UKEICC 80m Contest2000Z-2100Z, Apr 6
+ SARL 80m QSO Party1700Z-2000Z, Apr 7
+ NRAU 10m Activity Contest1800Z-1900Z, Apr 7 (CW) and
  1900Z-2000Z, Apr 7 (SSB) and
  2000Z-2100Z, Apr 7 (FM) and
  2100Z-2200Z, Apr 7 (Dig)
+ NCCC RTTY Sprint0145Z-0215Z, Apr 8
+ NCCC Sprint0230Z-0300Z, Apr 8
+ JIDX CW Contest0700Z, Apr 9 to 1300Z, Apr 10
+ PODXS 070 Club PSK 31 Flavors Contest1000Z, Apr 9 to 0400Z, Apr 10
+ OK/OM DX Contest, SSB1200Z, Apr 9 to 1200Z, Apr 10
+ SKCC Weekend Sprintathon1200Z, Apr 9 to 2400Z, Apr 10
+ QRP ARCI Spring QSO Party1200Z, Apr 9 to 2359Z, Apr 10
+ New Mexico QSO Party1400Z, Apr 9 to 0200Z, Apr 10
+ RSGB International Sprint Contest, CW1700Z-2100Z, Apr 9
+ Georgia QSO Party1800Z, Apr 9 to 0359Z, Apr 10 and
  1400Z-2359Z, Apr 10
+ Yuri Gagarin International DX Contest2100Z, Apr 9 to 2100Z, Apr 10
+ International Vintage Contest HF1300Z-1900Z, Apr 10
+ Hungarian Straight Key Contest1500Z-1700Z, Apr 10
+ 144 MHz Spring Sprint1900 local - 2300 local, Apr 11
+ NAQCC CW Sprint0030Z-0230Z, Apr 13
+ Phone Fray0230Z-0300Z, Apr 13
+ CWops Mini-CWT Test1300Z-1400Z, Apr 13 and
  1900Z-2000Z, Apr 13 and
  0300Z-0400Z, Apr 14
+ RSGB 80m Club Championship, SSB1900Z-2030Z, Apr 13
+ NCCC RTTY Sprint0145Z-0215Z, Apr 15
+ NCCC Sprint0230Z-0300Z, Apr 15
+ Holyland DX Contest2100Z, Apr 15 to 2100Z, Apr 16
+ TARA Skirmish Digital Prefix Contest0000Z-2359Z, Apr 16
+ ES Open HF Championship0500Z-0559Z, Apr 16 and
  0600Z-0659Z, Apr 16 and
  0700Z-0759Z, Apr 16 and
  0800Z-0859Z, Apr 16
+ Worked All Provinces of China DX Contest0600Z, Apr 16 to 0559Z, Apr 17
+ CQ Manchester Mineira DX Contest1200Z, Apr 16 to 2359Z, Apr 17
+ Nebraska QSO Party1400Z, Apr 16 to 0200Z, Apr 17 and
  1400Z-2300Z, Apr 17
+ Michigan QSO Party1600Z, Apr 16 to 0400Z, Apr 17
+ EA-QRP CW Contest1700Z-2000Z, Apr 16 (10-20m) and
  2000Z-2300Z, Apr 16 (40-80m) and
  0700Z-0900Z, Apr 17 (40m) and
  0900Z-1200Z, Apr 17 (20-10m)
+ RSGB International Sprint Contest, SSB1700Z-2100Z, Apr 16
+ Ontario QSO Party1800Z, Apr 16 to 0500Z, Apr 17 and
  1200Z-1800Z, Apr 17
+ North Dakota QSO Party1800Z, Apr 16 to 1800Z, Apr 17
+ Feld Hell Sprint2000Z-2359Z, Apr 16
+ YU DX Contest2100Z, Apr 16 to 0500Z, Apr 17 and
  0900Z-1700Z, Apr 17
+ WAB 3.5/7/14 MHz Data Modes1200Z-1400Z, Apr 17 (RTTY) and
  1400Z-1600Z, Apr 17 (PSK) and
  1800Z-2000Z, Apr 17 (RTTY) and
  2000Z-2200Z, Apr 17 (PSK)
+ ARRL Rookie Roundup, SSB1800Z-2359Z, Apr 17
+ Run for the Bacon QRP Contest0100Z-0300Z, Apr 18
+ 222 MHz Spring Sprint1900 local - 2300 local, Apr 19
+ Phone Fray0230Z-0300Z, Apr 20
+ CWops Mini-CWT Test1300Z-1400Z, Apr 20 and
  1900Z-2000Z, Apr 20 and
  0300Z-0400Z, Apr 21
+ RSGB 80m Club Championship, Data1900Z-2030Z, Apr 21
+ NCCC RTTY Sprint0145Z-0215Z, Apr 22
+ NCCC Sprint0230Z-0300Z, Apr 22
+ 10-10 Int. Spring Contest, Digital0001Z, Apr 23 to 2359Z, Apr 24
+ SP DX RTTY Contest1200Z, Apr 23 to 1200Z, Apr 24
+ Helvetia Contest1300Z, Apr 23 to 1259Z, Apr 24
+ BARTG Sprint 751700Z-2100Z, Apr 24
+ SKCC Sprint0000Z-0200Z, Apr 27
+ Phone Fray0230Z-0300Z, Apr 27
+ CWops Mini-CWT Test1300Z-1400Z, Apr 27 and
  1900Z-2000Z, Apr 27 and
  0300Z-0400Z, Apr 28
+ 432 MHz Spring Sprint1900 local - 2300 local, Apr 27
+ UKEICC 80m Contest2000Z-2100Z, Apr 27
+ NCCC RTTY Sprint0145Z-0215Z, Apr 29
+ NCCC Sprint0230Z-0300Z, Apr 29
+ SBMS 2.3 GHz and Up Contest and Club Challenge0600 local, Apr 30 to 2359 local, May 1
+ Russian WW MultiMode Contest1200Z, Apr 30 to 1159Z, May 1
+ Florida QSO Party1600Z, Apr 30 to 0159Z, May 1 and
  1200Z-2159Z, May 1