Similar to 機体記号

Country code

E.164

ISO 4217

Template:International numbering standards

International Standard Audiovisual Number

International Standard Recording Code

List of FIFA country codes

Hierarchical administrative subdivision codes

List of IOC country codes

ISO 3166-1

List of UIC country codes

Country code top-level domain

International vehicle registration code

List of telephone country codes

ITU prefix

Identifier

Three-letter acronym

Bibcode

CURIE

European Community number

Electronic Product Code

EPCglobal

Extensible Resource Identifier

FourCC

GS1

Globally unique identifier