| Concurso | Data | Site |
| All Asian DX Contest, Phone | 0000Z, Sep 5 to 2359Z, Sep 6 | https://www.jarl.org/English/4_Library/A-4-3_Contests/aadx_eng.html |
| Wake-Up! QRP Sprint | 0600Z-0800Z, Sep 5 | http://qrp.ru/contest/wakeup/333-wakeup-eng |
| SARL VHF/UHF FM Contest | 0800Z, Sep 5 to 1000Z, Sep 6 | https://mysarl.org.za/contest-resources/ |
| CWOps CW Open | 1200Z-1559Z, Sep 5 | https://cwops.org/cwops-tests/cw-open/ |
| AGCW Straight Key Party | 1300Z-1600Z, Sep 5 | https://www.agcw.de/contest/htp/htp-en/ |
| IARU Region 1 Field Day, SSB | 1300Z, Sep 5 to 1259Z, Sep 6 | https://www.darc.de/der-club/referate/conteste/iaru-region-1-fieldday/en/ |
| IARU Region 1 145 MHz Contest | 1400Z, Sep 5 to 1400Z, Sep 6 | https://www.iaru-r1.org/wp-content/uploads/2021/03/Rules-2021.pdf |
| PODXS 070 Club Jay Hudak Memorial 80m Sprint | 2000Z, Sep 5 to 1959Z, Sep 6 | http://www.podxs070.com/o7o-club-sponsored-contests/jay-hudak-memorial-80m-sprint |
| Tennessee QSO Party | 1700Z, Sep 6 to 0300Z, Sep 7 | https://tnqp.org/rules/ |
| MI QRP Labor Day CW Sprint | 2300Z, Sep 7 to 0300Z, Sep 8 | https://miqrp.net/contest |
| ARS Spartan Sprint | 0000Z-0200Z, Sep 8 | http://ars-qrp.com/Spartan_Sprint/Spartan_Sprint.html |
| K1USN SST Open | 2000Z-2359Z, Sep 11 | http://www.k1usn.com/sso_rules.html |
| WAE DX Contest, SSB | 0000Z, Sep 12 to 2359Z, Sep 13 | https://www.darc.de/der-club/referate/referat-conteste/worked-all-europe-dx-contest/en/ |
| SKCC Weekend Sprintathon | 1200Z, Sep 12 to 2359Z, Sep 13 | https://www.skccgroup.com/operating_activities/weekend_sprintathon/ |
| Colorado QSO Party | 1400Z, Sep 12 to 0359Z, Sep 13 | https://coloradoqsoparty.org/ |
| Africa FT4 DX Contest | 1500Z-1800Z, Sep 12 | https://mysarl.org.za/contest-resources/ |
| ARRL September VHF Contest | 1800Z, Sep 12 to 0300Z, Sep 14 | https://www.arrl.org/10-ghz-up |
| North American Sprint, CW | 0000Z-0400Z, Sep 13 | https://ncjweb.com/Sprint-Rules.pdf |
| 4 States QRP Group Second Sunday Sprint | 0000Z-0200Z, Sep 14 | http://www.4sqrp.com/SSS/sss_rules_revised_02_2026.pdf |
| NTC QSO Party | 1900Z-2000Z, Sep 17 | https://pi4ntc.nl/ntcqp/ |
| AGB NEMIGA Contest | 1600Z-1700Z, Sep 18 | http://ev5agb.com/contest/contests.htm |
| ARRL 10 GHz and Up Contest | 0900 local, Sep 19 to 0759 local, Sep 21 | https://www.arrl.org/10-ghz-up |
| Scandinavian Activity Contest, CW | 1200Z, Sep 19 to 1200Z, Sep 20 | https://www.sactest.net/blog/scandinavian-activity-contest-2025-rules/ |
| Iowa QSO Party | 1400Z, Sep 19 to 0200Z, Sep 20 | http://www.w0yl.com/IAQP |
| Texas QSO Party | 1400Z, Sep 19 to 2000Z, Sep 20 | https://www.txqp.net/ |
| QRP Afield | 1500Z-2100Z, Sep 19 | https://www.newenglandqrp.org/qrp-afield-2018/ |
| New Hampshire QSO Party | 1600Z, Sep 19 to 2200Z, Sep 20 | https://w1wqm.org/wp-content/uploads/2026/08/NHQP_Rules.pdf |
| Washington State Salmon Run | 1600Z, Sep 19 to 2359Z, Sep 20 | http://salmonrun.wwdxc.org/ |
| Wisconsin Parks on the Air | 1600Z-2300Z, Sep 19 | http://wipota.com/files/WIPOTA_contest_rules.pdf |
| North American Sprint, RTTY | 0000Z-0400Z, Sep 20 | https://ncjweb.com/Sprint-Rules.pdf |
| BARTG Sprint PSK63 Contest | 1700Z-2059Z, Sep 20 | http://bartg.org.uk/wp/bartg-sprint-psk63-contest/ |
| ARS Flight of the Bumblebees | 1700Z-2100Z, Sep 20 | http://ars-qrp.com/FOBB/FOBB.html |
| Run for the Bacon QRP Contest | 2300Z, Sep 20 to 0100Z, Sep 21 | http://qrpcontest.com/pigrun/ |
| SKCC Sprint | 0000Z-0200Z, Sep 23 | https://www.skccgroup.com/operating_activities/weekday_sprint/ |
| CQ Worldwide DX Contest, RTTY | 0000Z, Sep 26 to 2359Z, Sep 27 | https://www.cqwwrtty.com/ |
| Maine QSO Party | 1200Z, Sep 26 to 1200Z, Sep 27 | http://www.ws1sm.com/MEQP.html |
| YU DX Contest | 1200Z, Sep 26 to 1159Z, Sep 27 | https://www.yudx.yu1srs.org.rs/ |
| AGCW VHF/UHF Contest | 1400Z-1800Z, Sep 26 | https://www.agcw.de/contest/vhf-uhf/ |
