VerifiedAfricaReviewed 2026-08-08

Congo

Congo is listed with calling code +242, ISO codes CG and COG, the .cg ccTLD, and the Central African CFA franc.

VerifiedReviewed 2026-08-08
Calling code
+242
ISO alpha-2
CG
ISO alpha-3
COG
ISO numeric
178
ccTLD
.cg
Currency
XAFCentral African CFA franc (XAF)
Region
Africa
Capital
Brazzaville
Time zones
Africa/Brazzaville

Sources and review

ISO 3166 - Country Codes · ITU-T - International Calling Codes · IANA - Root Zone Database · ISO 4217 - Currency Codes

How to call Congo

From outside Congo, dial your international access prefix, then +242, then the national number. Drop the leading trunk zero when the destination numbering plan requires it.

+242 [area or mobile code] [local number]

Read the international dialing guide

World references

+242Calling code pageXAFCurrency referenceISOCountry codes lookup

Quick answers for Congo

What is the country calling code for Congo?

Congo uses +242. Dial the international access prefix, then +242, then the local number without the national trunk prefix where required.

What is the ISO country code for Congo?

The ISO 3166-1 codes are alpha-2 CG, alpha-3 COG, and numeric 178.

What currency does Congo use?

Congo uses Central African CFA franc (XAF).

What is the ccTLD for Congo?

Congo uses .cg as its country-code top-level domain.