The database is the linked data version of the database: https://teleref.era.europa.eu/. This dataset provides access to the reference files according to Article 3.4.2 of Annex II of COMMISSION IMPLEMENTING DECISION (EU) 2018/1614 - of 25 October 2018 - laying down specifications for the vehicle registers (EVR Decision) and Chapter 4.2.10.1 of the TAF TSI and Chapter 4.2.19.1 of the TAP TSI.

You can search for the following information:

Organisation Codes allocated and published by ERA
Reference File of the Coding for IMs, RUs, Service provider companies (company codes)
Reference File of the Coding of Locations (Primary location code)