Area Code 307 – Kankan
The phone area code for Kankan is 307 (international format +224307). Browse local exchange codes (NXX) and carrier assignments below.
📍 Geographic Location of Kankan
Geographic Overview
The +224 307 prefix is a geographic National Destination Code (NDC) assigned to the Kankan region in the Republic of Guinea, in accordance with ITU-T E.164 recommendations. Kankan is the second-largest city in Guinea and serves as the administrative capital of the Kankan Region, located in the eastern part of the country near the Milo River. The region is a significant commercial and cultural hub, with the city of Kankan itself being a major center for trade, education, and transportation. Other localities within this numbering area include surrounding prefectures and towns such as Kouroussa, Mandiana, and Siguiri, which are also serviced by the 307 prefix.
Dialing Formats
When calling a fixed-line subscriber in the Kankan area from within Guinea, the national trunk prefix '0' is used, followed by the NDC '307' and the subscriber's 6-digit local number. The complete national format is: 0 307 XX XX XX. For example, a local number might be dialed as 0 307 12 34 56.
For international callers, the country code for Guinea is +224, and the leading '0' of the national prefix is omitted. The international dialing format is: +224 307 XX XX XX. Thus, the same number would be dialed from abroad as +224 307 12 34 56.
Caller Instructions
- Local callers within Guinea: Dial the full national number, including the trunk prefix '0'. For example, to call a number in Kankan from Conakry, dial 0 307 12 34 56.
- International callers: Dial the international access code (e.g., '00' or '+' from most countries), then the Guinea country code '224', followed by the NDC '307' and the subscriber number. Do not include the trunk prefix '0'. Example: +224 307 12 34 56.
Numbering and Overlay Considerations
Guinea's national numbering plan follows a closed format, with fixed-line numbers consisting of 8 digits in total (including the NDC). The 307 prefix is exclusively assigned to geographic fixed-line services in the Kankan region. As of the latest ITU-T operational bulletins, there are no overlay codes or area code splits affecting this region. Subscribers in Kankan retain their numbers when moving within the same geographic area, but number portability across different regions or service types may be limited. The prefix is managed by the Autorité de Régulation des Postes et Télécommunications (ARPT) of Guinea.