skip to Main Content

The Association of National Numbering Agencies

The Association of National Numbering Agencies (ANNA) is a global member association of National Numbering Agencies (NNAs), seeking to foster standardisation within the financial industry by upholding the International Organization for Standardization (ISO) principles, and by promoting International Securities Identification Numbers (ISIN), Financial Instrument Short Name (FISN), and Classification of Financial Instruments (CFI) codes for financial instruments.

International Securities Identification Number (ISIN) - ISO 6166

The ISIN is the core identifier of securities transactions and settlement.

Read more

Financial Instrument Short Name (FISN) - ISO 18774

The FISN standard incorporates the issuer short name and the abbreviated characteristics for the financial instrument.

Read more

Classification of Financial Instruments (CFI) - ISO 10962

For each ISIN, the CFI is a detailed description of the type of instrument.

Read more

Legal Entity Identifier (LEI) - ISO 17442

ANNA and GLEIF launched an initiative to link ISINs and LEIs to improve transparency of exposure by linking the issuer and issuance of securities.

Read more


ANNA Service Bureau wins ‘Best Standards Solution for Data Management’ at the A-Team Data Management Insight Awards Europe 2022

London, 1st December, 2022 – The Association of National Numbering Agencies (ANNA), a global association…

view more

ANNA General Meeting – common data dictionaries

At the ANNA General Meeting, ANNA Chairman Dan Kuhnel talked about how there are a…

view more

ANNA General Meeting – contributing to the development of standards

In this AGM panel, Laura Stanley, Marketing Director for ANNA, talks about the importance of…

view more

ANNA General Meeting – standards evolution

Did you know standards are continually evolving? At the recent ANNA General Meeting, ANNA Chairman…

view more

What is the ANNA Service Bureau (ASB)?

This short video explains what the ANNA Service Bureau (ASB) is and how it operates.…

view more

EBC22 | Navigating the Legal Landscape in Digital Assets

Listen to the debate on how to navigate the legal landscape in digital assets during…

view more

Follow ANNA on Twitter

We are pleased to announce that ANNA Service Bureau (ASB) has won the Best Standards Solution for Data Management at the @DataMgmtInsight Europe Awards 2022. Thank you to everyone who voted for us to receive this award!

Did you know? The ASB provide a core service to NNAs, serving as a central repository of #ISIN and other #datastandards. With more users of the ASB service, enhancements will give NNAs an improved experience and more effective tools for data management.

In this interview with @WatersTech, our MDs Emma Kalliomaki and @StephanDreyer5 discuss the importance of standards in bridging the gap between traditional and emerging #digitalassets players or platforms.


Load More

Contact Us

If you would like to speak to ANNA, please get in touch via our contact page.

Back To Top