0001224133 2024-05-07 2024-05-07 0001224133 false 8-K 2024-05-07 Marchex, Inc. DE 000-50658 35-2194038 1200 5th Ave Suite 1300 Seattle WA 98101 206 331-3300 false false false false Class B Common Stock, par value $0.01 per share MCHX NASDAQ false