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About CUSIP Numbers


To find information on a municipal security by CUSIP number, please:
  1. Visit the MSRB’s Electronic Municipal Market Access (EMMA) website, and
  2. Use the search tools on the top right of the page. 

Visit EMMA



CUSIP is the universally recognized unique nine-digit, alphanumeric identifier for a wide range of financial instruments and their issuers, including municipal securities. 

On the EMMA website, investors may use CUSIP numbers to look up information on individual municipal securities, and issuers use CUSIP numbers to submit information related to their bonds. 

Useful MSRB resources investors and issuers include:

For Investors


For Issuers 

Find additional information on EMMA Help


CUSIP is a registered trademark of the American Bankers Association.
CUSIP Global Services is managed on behalf of the Amercian Bankers Association by FactSet
Research Systems Inc.