Internet, Networking, & Security Around the Web CUSIP Numbers and How to Look Them Up CUSIP numbers help you locate detailed information on securities by Tim Fisher General Manager, VP, Lifewire.com Tim Fisher has 30+ years' professional technology support experience. He writes troubleshooting content and is the General Manager of Lifewire. our editorial process Facebook Twitter LinkedIn Tim Fisher Updated on May 21, 2020 reviewed by Jessica Kormos Lifewire Tech Review Board Member Jessica Kormos is a writer and editor with 15 years' experience writing articles, copy, and UX content for Tecca.com, Rosenfeld Media, and many others. our review board Article reviewed on Jun 01, 2020 Jessica Kormos Around the Web Browsers Cloud Services Error Messages Family Tech Home Networking 5G Antivirus VPN Web Development Around the Web View More Tweet Share Email A CUSIP (Committee on Uniform Securities Identification Procedures) number identifies securities, including stocks of all registered U.S. and Canadian companies, as well as U.S. government and municipal bonds. CUSIP numbers are nine characters in length, consisting of numbers and letters. The CUSIP number is used in the CUSIP system, which is owned by the American Bankers Association (ABA) and operated by Standard & Poor’s. This system facilitates the clearing and settlement process of securities. Importance of CUSIP Number to the Bond Market Most stocks can be identified by three or four letters in their ticker symbol, such as INTC for the chip maker Intel, and there are usually around 20,000 unique ticker symbols for these publicly traded companies. However, in the bond market there are well over 1,000,000 different bond issues. Most are municipal bonds issued by cities, counties, and states. With so many different bond issues, a precise identification system is critical to keeping track of them. What the Characters in a CUSIP Number Mean The groupings of characters in a CUSIP number identify specific information: First six characters: Known as the base or CUSIP-6; identifies the bond issuerSeventh and eight characters: Identifies the bond maturityNinth character: An auto-generated check digit How to Look Up a CUSIP Number It's helpful to have as much information as possible for a successful CUSIP search for a security. A quick search tool can be found at QuantumOnline.com. You can find not only a company's CUSIP number, for example, but also a profile of the organization and a host of contact information for it. You can also use Fidelity Investment's Find Symbol tool to search for a stock, mutual fund, index, or annuity using a security name, trading symbol, CUSIP number, or fund number. The MSRB’s Electronic Municipal Market Access website, known as EMMA, offers advanced search functions that can be used to track down securities information as well as look up CUSIP numbers. Finding a Security's CUSIP Number If you're looking for a stock, it can be as simple as performing a Google search. For example, a simple search for AAPL CUSIP number for Apple, Inc. will show 037833100. You can also find the CUSIP number on official statements for a security. These can be documents like financial statements and confirmations of purchase. CUSIP numbers can also be obtained from securities dealers. Knowing the CUSIP number can be helpful in planning out your stock trading strategy. Research Using a CUSIP Number The primary reason for looking up a CUSIP number is for information on a stock or bond. To access the entire CUSIP database requires a subscription through Standard & Poor's or a similar service or organization that provides the access to the CUSIP database. However, for those seeking general information, a subscription isn't always necessary.