Find your way through the world of periodicals with
the International Standard Serial Number
The ISSN Portal, published by the ISSN International Centre, allows you to search through the worldwide database of ISSN bibliographic records, identifying and describing more than 2.3 million newspapers, magazines, journals, monographic series and continuing resources of all kinds, both print and online, in 234 countries.
ISSN Portal: The basic figures
Check our free and fee-based services
Features Free Subscription Discover our new service : Submission of list of ISSNs click here ! New View and retrieve open data, ISSN / ISSN-L, Key title, Title proper, Other variant titles, Country, Medium, Links to the resources Full ISSN Profile data (publisher, start year, end year, frequency, language, links to successor and past titles, etc.) Full ISSN records for Open Access resources (ROAD) Archival status & electronic archive coverage dates (Keepers) Over 2.3 million confirmed ISSN records 90K Provisional ISSN records, 169K legacy ISSN records Save records & searches & download in different formats : MARC 21 (see the ISSN-MARC 21 profile), UNIMARC, MARC XML, RDF/XML, RDF turtle, Json Customized user profiles Save searches Expert Search (using 25 indexed fields), index browsing & advanced search filters Batch ISSN search City level geographic search Retrieve Full Linked data Navigation using relationship links & publication history Modification requests
Disclaimer : The designations employed and the presentation of material on this map do not imply the expression of any opinion whatsoever on the part of the ISSN International Centre concerning the legal status of any country, territory, city or any area or of its authorities, or concerning the delimitation of its frontiers or boundaries.