Identification cards - Identification of issuers - Part 1: Numbering system (Adopted ISO/IEC 7812-1:2017, fifth edition, 2017-01)
Edition 2018-09-01

Traffic and Travel Information (TTI) - TTI via Transport Protocol Expert Group (TPEG) data-streams - Part 1: Introduction, Numbering and Versions (TPEG-INV/102) (ISO/TS 18234-1:2006)
Edition 2006-09-01

Digital cellular telecommunications system (Phase 2) - Numbering, addressing and identification (GSM 03.03 version 4.11.1)
Edition 2001-04-01

Digital cellular telecommunications system (Phase 2+) - Numbering, addressing and identification (GSM 03.03 version 5.4.1 Release 1996)
Edition 2001-04-01

Human Factors (HF) - Human factors requirements for a European Telephony Numbering Space (ETNS)
Edition 1999-01-01

Routeing of calls to European Telephony Numbering Space (ETNS) services
Edition 2002-04-01

Management of the European Telephony Numbering Space (ETNS)
Edition 2002-04-01

Identification cards. Identification of issuers. Numbering system
Edition 2017-01-31

Health informatics. Health cards. Numbering system and registration procedure for issuer identifiers
Edition 2022-02-28