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


Trade & Transaction Reporting Summit, March 5, London

ANNA – A Year In Review

As we look back to 2023, we are reminded of all the outstanding accomplishments of…

view more
The EGM Seoul, Korea

The Extraordinary General Meeting – Seoul, Korea

We are pleased to share images from our Extraordinary General Meeting (EGM), hosted in Seoul,…

view more
ICMA Fintech and digitalisation Forum

ICMA FinTech and Digitalisation Forum Dec 2023

Fireside chat: Bridging the Gap - Asset and Token Identification across Digital Asset Ecosystems Moderator:…

view more

2024 Annual General Meeting

On June 12th-14th 2024, ANNA will hold its Annual General Meeting in Madrid.

view more
ANNA welcomes Ghana Stock Exchange

The Association of National Numbering Agencies welcomes Ghana as full member Confirmed at ANNA’s Extraordinary General Meeting in Seoul, Korea, 30th November – 1st December

London, 13th December 2023 – The Association of National Numbering Agencies, ANNA, a globalassociation dedicated…

view more
EBC Blockchain Convention - Video of Panel Discussion

EBC Blockchain Convention, Panel Discussion

The panel at the European Blockchain Convention, led by Madeline Boys, provides insightful perspectives on…

view more

Follow ANNA on Twitter

Our MD @StephanDreyer5 and DTIF’s PO Denis Dounaev will be at the @InfolineC - Trade & Transaction Reporting Summit in London on the 5th Mar.

They will be on a panel about ‘Crypto and digital assets: understanding the implications of MiCA’.

Register now:

We are delighted to announce that ANNA and Digital Token Identifier Foundation (DTIF) are co-sponsoring the @InfolineC - Trade & Transaction Reporting Summit in London on the 5th March.

You can register via this link and get 20% discount:

We are excited to announce that ANNA and Digital Token Identifier Foundation (DTIF) are proud supporters of the #DigitalAssetsWeek Realised taking place in Hong Kong on the 7th March.

Find out more and register here:

Load More

Contact Us

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

Back To Top