OM, or Operation Mobilization, is an international Christian mission organization founded in 1957. The organization mobilizes believers to share the Gospel and build communities of Jesus followers among the world's least reached people. Its work spans religious missions, church planting, Bible distribution, relief and development, and ministry among Muslim peoples. OM operates in more than 110 countries with a workforce of approximately 5,000 workers from over 130 nationalities, supported by its US headquarters in Tyrone, Georgia.
The organization employs technology and media in its mission. A notable initiative is the Logos Hope, a ship ministry that has welcomed over 39 million visitors across 497 port cities. OM's stated vision includes catalyzing 25,000 new vibrant communities of Jesus followers every year by 2030.
OM is a registered 501(c)(3) nonprofit and is accredited by the Evangelical Council for Financial Accountability, reflecting its commitment to financial integrity and transparency.