thingsaurus
This is a 'thesaurus for things' or similarity engine: results show things that have something in common with what you enter. The more stars, the more things in common! You can use it for research, recommendations or simply to explore ideas and related subjects.
Here are your results for ISO 3166-1...
Stars indicate closer matches.
Maritime identification digits 
- Mobile country code
- ISO 3166-1 alpha-2
- ISO 3166-1 alpha-3
- ISO 3166-1 numeric
- List of ISO 3166 country codes
- Country code
- +7
- Aircraft registration
- Comparison of alphabetic country codes
- Country code top-level domain
- Country code top-level domains with commercial licenses
- Country codes of Serbia
- ENI number
- FAO Country Profiles
- Geopolitical ontology
- GOST 7.67
- ICAO airport code
- International Networks (country code)
- Internationalized country code top-level domain
- List of Internet top-level domains
- MARC standards
- National Codification Bureau
- Regional indicator symbol
- UN/LOCODE
- Vehicle identification number
- WIPO ST.3
- World Area Codes
- Lists of country codes
- List of aircraft registration prefixes
- List of CGF country codes
- List of country calling codes
- Country codes: A
- Country codes: B
- Country codes: C
- Country codes: D–E
- Country codes: F
- Country codes: G
- Country codes: H–I
- Country codes: J–K
- Country codes: L
- Country codes: M
- Country codes: N
- Country codes: O–Q
- Country codes: R
- Country codes: S
- Country codes: T
- Country codes: U–Z
- List of FIFA country codes
- List of FIPS country codes
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