Congo - Brazzaville
ISO 3166-1 country codes and official ISO 3166-2 subdivisions for Congo - Brazzaville. Use them in forms, validation, and CountriesDB integrations.
About Congo - Brazzaville codes
Need Congo - Brazzaville (CG) for a checkout form, shipping zone, or backend validation? This page summarizes the ISO 3166-1 country codes and official subdivisions developers use with CountriesDB.
This guide lists 12 official ISO 3166-2 subdivisions for Congo - Brazzaville. These are the same codes CountriesDB serves through widgets and the Backend Data API.
For production, use the CountriesDB country/subdivision widget or fetch Congo - Brazzaville from the Data API and validate codes server-side instead of copying values from this page.
ISO codes
Official subdivisions (12)
Official ISO 3166-2 codes for Congo - Brazzaville. Use these values in region/state selects and server-side validation, not informal or marketing region names.
| Code | Name | Type |
|---|---|---|
| CG-11 | Bouenza | department |
| CG-BZV | Brazzaville | department |
| CG-8 | Cuvette | department |
| CG-15 | Cuvette-Ouest | department |
| CG-5 | Kouilou | department |
| CG-2 | Lékoumou | department |
| CG-7 | Likouala | department |
| CG-9 | Niari | department |
| CG-14 | Plateaux | department |
| CG-16 | Pointe-Noire | department |
| CG-12 | Pool | department |
| CG-13 | Sangha | department |
Frequently asked questions
- What is the ISO 3166-1 code for Congo - Brazzaville?
- Congo - Brazzaville uses ISO 3166-1 alpha-2 CG, alpha-3 COG, and numeric 178. These codes show up in forms, shipping, banking, and APIs.
- How many official ISO 3166-2 subdivisions does Congo - Brazzaville have?
- CountriesDB lists 12 official ISO 3166-2 subdivisions for Congo - Brazzaville (states, provinces, regions, or equivalent). Use them when you validate region selects and shipping zones.
- How do I use Congo - Brazzaville country and subdivision data in a form?
- Use the CountriesDB widget or Data API to fill country and subdivision selects for Congo - Brazzaville, then validate submitted codes with the Validation API so alpha-2 and ISO 3166-2 values stay consistent.
Use Congo - Brazzaville in your app
Add CountriesDB country and subdivision selects with the widget docs, or call the Backend Data API for Congo - Brazzaville (CG) and validate submissions with the Validation API. Guides stay in sync with the same dataset your project keys already use. widget docs.