How to Call Cameroon (+237)
Country code, exit codes, phone number format, and common mistakes when calling Cameroon from abroad.
Dialing format
Calling Cameroon
011 237 XXXX XXXX
Exit code
Dial this first to exit US
Country code
Cameroon country code
Area code
City/region code
Local number
The subscriber number
From the US, dial 011 to place an international call, then 237 for Cameroon, then the area code (drop any leading 0), followed by the local number. With Telvio you dial the same format — no prefix change needed.
Exit codes by source country
The exit code depends on where YOU are calling from. On mobile phones and VoIP apps, use + instead.
| Calling from | Exit code | You dial |
|---|---|---|
| United States / Canada | 011 | 011 237 ... |
| United Kingdom | 00 | 00 237 ... |
| Australia | 0011 | 0011 237 ... |
| Most of Europe | 00 | 00 237 ... |
| Japan | 010 | 010 237 ... |
| From a mobile / VoIP app | + | +237 ... |
Cameroon phone number format
Common mistakes
- ✕ Using the wrong exit code. Each country has its own (US: 011, UK: 00). On mobile, just use +.
- ✕ Forgetting the country code +237. Without it, the call will fail or route locally.
Calling rates to Cameroon
Frequently asked questions
What is the country code for Cameroon?
The country code for Cameroon is +237. Dial this after your exit code (or use + on a mobile) before the local number.
How do I call Cameroon from the US?
From a US landline: dial 011 + 237 + local number. From a mobile or VoIP app like Telvio: dial +237 + local number.
Do I need to drop the leading 0 when calling Cameroon?
Cameroon does not use a trunk prefix, so you dial the local number exactly as-is after the country code.
What is the exit code to call Cameroon from my country?
The exit code depends on where you are calling FROM, not the destination. The US uses 011, the UK and most of Europe use 00, Australia uses 0011. On any mobile phone or VoIP app, you can use + instead.
Can I call Cameroon mobile phones internationally?
Yes. Dial the country code +237 followed by the mobile number. VoIP apps like Telvio make this easy — just enter the full number with country code.
Call Cameroon with Telvio
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