What does the abbreviation CO stand for? Meaning: company. How to use co in a sentence. Introduced in 1991, a .co domain is a ccTLD for the country of Colombia. But, it has become a generic TLD due to companies throughout the world registering a .co domain, taking “co” as an abbreviation for company. With the new policies, Colombia would be able to sell second-level domain names to the world, such as widgets.co, where previously only third-level domain-names were available, such as widgets.com.co. Rooted in Los Angeles, CO is crafting timeless clothing and accessories for the modern woman. Thoughtful design, exquisite textiles, and quiet elegance define every collection. Looking for online definition of CO or what CO stands for? CO is listed in the World's most authoritative dictionary of abbreviations and acronyms. .co is a top-level domain extension and it’s the acronym for company or corporation. .co domain names are easy to recognize, simple to remember and flexible to use. A Certificate of Occupancy (CO) states a legal use and/or type of permitted occupancy of a building. New buildings must have a CO, and existing buildings must have a current or amended CO when there is a change in use, egress or type of occupancy. No one may legally occupy a building until the Department has issued a CO or Temporary Certificate of Occupancy (TCO). Disclaimer: The Secretary of State's Office acts as a filing registry for businesses. This office lacks the authority to certify if a business is operating legally. Co. is used as an abbreviation for company when it is part of the name of an organization. Aug 28, 2025 · .co is a generic top-level domain (TLD) that stands for “company” or “corporation.” Originally launched in the early 1990s for websites connected to Colombia, it has since evolved into a global favorite for anyone seeking a short, snappy and modern domain.