ARRL INTERNATIONAL DX CONTEST
Object of the contest is for W/VE amateurs to work as many stations in as many DXCC Entities as possible on 160,80, 40, 20, 15 and 10 metres, while DX stations work as many W/VE amateurs in as many of the 48 contiguous states and provinces as possible (see https://www.arrl.org/arrl-dx for the rules). This year's event will be held on 17-18 February (CW) and 2-3 March (SSB). Give a look at the Announced Operations listings maintained by Bill, NG3K: https://www.ng3k.com/Contest/.