British Indian Ocean Territory ZIP Code Dataset

Comprehensive British Indian Ocean Territory zip code data with accurate geographic coordinates, administrative divisions, and time zone

Sample Dataset British Indian Ocean Territory

ISOCountryLanguageRegion 1Region 2Region 3Region 4LocalityZip CodeLatitudeLongitudeTimezone
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryDanger IslandBBND 1ZZ-6.3876971.239866Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryDiego GarciaBBND 1ZZ-7.31303372.418355Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryEagle IslandsBBND 1ZZ-6.19001171.325291Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryEgmont IslandsBBND 1ZZ-6.66750571.334872Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryNelsons IslandBBND 1ZZ-5.68145672.323534Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryPerhos BanhosBBND 1ZZ-5.33487771.846633Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countrySalomon IslandsBBND 1ZZ-5.32565572.222627Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryThree BrothersBBND 1ZZ-6.15496871.516829Indian/Chagos
ISOCountryLanguageRegion 1Region 2Region 3Region 4LocalityZip CodeLatitudeLongitudeTimezone
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryDanger IslandBBND 1ZZ-6.3876971.239866Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryDiego GarciaBBND 1ZZ-7.31303372.418355Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryEagle IslandsBBND 1ZZ-6.19001171.325291Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryEgmont IslandsBBND 1ZZ-6.66750571.334872Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryNelsons IslandBBND 1ZZ-5.68145672.323534Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryPerhos BanhosBBND 1ZZ-5.33487771.846633Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countrySalomon IslandsBBND 1ZZ-5.32565572.222627Indian/Chagos
IOBritish Indian Ocean Terr.ENThis region doesn’t for this countryThis region doesn’t for this countryThis region doesn’t exist for this countryThis region doesn’t exist for this countryThree BrothersBBND 1ZZ-6.15496871.516829Indian/Chagos
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Showing postal codes

Explore Our British Indian Ocean Territory ZIP code coverage

The map shows our British Indian Ocean Territory postal code coverage with major cities and postal code distribution.

British Indian Ocean Territory's Postal Code Format

The British Indian Ocean Territory uses a “Postcode” system, which is an alphanumeric format like BBND 1ZZ, consisting of seven characters with a space separating the fourth and fifth characters. According to the GeoPostcodes world postal code database, the British Indian Ocean Territory has 1 postal code covering 8 towns. This system is alphanumeric, unlike the purely numeric US ZIP codes.
  • Postcode Format: BBND 1ZZ

    • Alphanumeric format, 8 characters with a space before the last 3
    • Military mail often routed via UK
    • 1 postcode covering 0 regions and 8 towns

    Examples: BBND 1ZZ - Diego Garcia (British Indian Ocean Territory)

  • Structure of Postcodes

    • Format: BBND 1ZZ, Alphanumeric
    • Hierarchical levels: Military mail often routed via UK
  • Management & Authority

    Primary postal authority: The primary postal authority of the British Indian Ocean Territory is the BIOT Postal Service (via UK), meaning that their mail is often routed through the United Kingdom.
  • Addressing Standards

    • Common address format: [Island/Location] + [Postcode]
    • Administrative divisions used:Diego Garcia, BBND 1ZZ

Our location dataset for British Indian Ocean Territory

British Indian Ocean Territory ZIP & Administrative boundaries

Comprehensive boundary data from GeoPostcodes for all British Indian Ocean Territory postal codes, provinces, territories, and administrative divisions.

British Indian Ocean Territory Administrative Divisions

The database follows a standardized and unified structure you can integrate without becoming an expert in each country’s unique administrative hierarchy.

Key Features:

  • 247 countries
  • Unified global hierarchy
  • Up to 5 administrative levels
  • Includes complex geographies

British Indian Ocean Territory Address Format

The GeoPostcodes database ensures addresses follow the correct format for British Indian Ocean Territory, ensuring a smooth address validation experience.

Our database offers comprehensive address validation to reduce delivery errors and improve efficiency.

Coverage Statistics

1

Total ZIP Codes

Provinces & Territories

8

Cities & Towns

Available File Formats

Choose from multiple data formats to seamlessly integrate British Indian Ocean Territory postal code data into your systems
CSV Format

Comma-separated values for
spreadsheet applications and data analysis tools

GeoJSON Format

JavaScript Object Notation for
web applications and modern development

GML Format

Extensible Markup Language for enterprise systems and legacy applications

DAT Format

Database-ready SQL scripts for
direct import into your systems

Data Dictionary

Comprehensive field definitions and data specifications for the British Indian Ocean Territory postal code dataset
Field nameField typeDescriptionComments
ISOChar(2)ISO 3166-1 Country codeThe ISO 3166-1 standard is published by the International Organization for Standardization (ISO) and defines a unique code for the name of each country. The country codes are represented as a two-letter code (alpha-2).
CountryChar(50)Country name
LanguageChar(2)Language codeWhen there are several official languages in the country, or for countries using a non-Latin alphabet, we provide the names in different languages. The language field contains the language code and allows you to select a specific version.
Region1
Region2
Region3
Region4
Char(80)
Administrative division level 1
Administrative division level 2
Administrative division level 3
Administrative division level 4
These fields contain the name of administrative divisions for each available level. If not applicable, the value '-' will be indicated.
LocalityChar(80)Locality nameContains the settlement name. The type of settlement may vary depending on the country (city, town, village, etc..).
PostcodeChar(15)ZIP / Postal codeIn countries/places where there is no postal code in use, this field is left empty. The postcode structure varies for each country.
Latitude
Longitude
DoublePlace coordinates (WGS84 coordinates)These fields contain the geographic coordinates related to the specific locality and postal code of the record. The geographical position is usually precise to about one hundred meters and corresponds to the center of the locality. All our files are created using the World Geodetic System standard WGS 84. The corresponding SRID reference is EPSG:4326.
TimezoneChar(30)Time zone name (Olson)Following the timezones defined in the IANA tz database (sometimes called Olson database).

Why choose GeoPostcodes

Global coverage

Complete coverage across 247 countries, including hard-to-source geographies like China, Japan, Brazil, and Russia.

Highest quality

Built on extensive, authoritative sourcing with robust data engineering and quality control. Standardized and up-to-date.

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With 15 years of experience, we guide your implementation and deliver data in the format that fits your system.

Global Location Databases

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organizations worldwide with accurate, up-to-date geographic information.

GeoPostcodes-Zip code database

Postal Code Database

Global dataset containing all administrative divisions, cities and zip codes.

Key features

  • 247 Countries
  • 9,9M Coordinates
  • 9,3M Postal Codes
  • 400 Time zones
  • 4M Cities and Towns
  • 116K UNLOCODES

Specifications

  • Coverage: Global
  • Format: CSV, ASC, DAT, GML, GeoJSON, KML, Shapefile (SHP)

Boundary Data

A global dataset of polygons representing postal codes and administrative areas.

Key features

  • 247 Countries
  • Up to 6 levels
  • 1,7M boundaries
  • High-precision
  • 245K Admin areas
  • Visualization

Specifications

  • Coverage: Global
  • Format: GeoJSON, Geopackage, KML, Shapefile (SHP)
GeoPostcodes - population

Population Database

Global population estimates at postal code and administrative level covering a span of 55 years: past, present, and future.

Key features

  • 247 Countries
  • 243K Admin areas
  • 55 year span
  • Yearly updates
  • 645K ZIP codes

Specifications

  • Coverage: International
  • Format: CSV, ASC
GeoPostcodes-Streets Database

Address Database

International dataset with all administrative areas, cities, streets, and relevant postal codes.

Key features

  • 81 Countries
  • 299 languages
  • 26,5M streets
  • 400 time zones
  • 9.3M ZIP codes
  • 4M cities

Specifications

  • Coverage: International
  • Format: CSV, ASC, DAT, GML, KML, Shapefile (SHP), GeoJSON

Use Cases for Postal Data

From address validation to market analysis, our postal code data powers
key operations

Ready to Get Started?

Download our sample British Indian Ocean Territory postal code dataset.