Administrative divisions (also administrative units, administrative regions, #-level subdivisions, subnational entities, or constituent states, as well as many similar generic terms) are geographical areas into … 展开

• GADM, a high-resolution database of country administrative areas.
• ISO 3166-2, specifically Codes for the representation of names of countries and their subdivisions — Part 2.
• List of administrative division name changes 展开

English terms
In many of the following terms originating from British cultural influence, areas of relatively low mean … 展开

• SALB Archived 2014-01-15 at the Wayback Machine Second Administrative Level Boundaries (SALB) programme of the United Nations.
• Statoids, an international convention with standardized two-letter-based multi-level summaries of … 展开