How to call Tanzania using the international calling code +255 and area code.
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Example numbers for Tanzania:
Your local time
—:—
Time in Tanzania
—:—
Code
+255
ISO
TZ
Region
Africa
Time zone
Africa/Dar es Salaam
Every Tanzania number in international format follows this shape — colour-coded so you can see where the country code ends and the local number begins.
When dialing Tanzania from abroad, the only fixed part is +255 — that's the country code. The rest depends on whether you're calling a mobile or landline number inside Tanzania.
+XXX XXX XXX XXX
Dial the country code +255, then the full mobile number.
Example: +255 621 234 567
+255
Enter the country code +255 when dialing Tanzania from abroad.
Add the local phone number without the leading zero.
Use TwinPhone to connect the call at low per-minute rates.
Tanzania's international country code is +255. It was assigned by the International Telecommunication Union under recommendation E.164 and is the dialing prefix at the start of every Tanzania phone number written in international format.
You'll often see +255 referred to in search as the "255 area code". Strictly speaking, +255 is a country code — area codes are sub-national, used inside Tanzania. The practical meaning is the same: any number starting with +255 or 00255 is a Tanzania number.
TwinPhone routes calls to every +255 number directly from your browser — no app, no SIM card, no calling card. Type +255 followed by the local number, press call, and you're connected.
Dialing codes immediately above and below +255 in the ITU plan — handy if you mistyped a digit or are dialing across a region.
Landline
$0.61
per minute
Mobile
$0.55
per minute
Include the area code if applicable. Omit any leading 0.
Everything you need to know about TwinPhone.
The country code (international dialing code) for Tanzania is +255. To call Tanzania from abroad, dial +255 followed by the national number without its leading zero.
+255 is Tanzania's international country calling code under the ITU E.164 plan — often searched as the "255 area code". Any phone number starting with +255 is a Tanzania number.
From TwinPhone, just type +255 and the number — we connect it. From a landline, dial your exit code, then +255, then the number without the leading 0.
Tanzania's current local time is shown live on this page. Check it before calling so you reach people during waking hours.
No. TwinPhone works directly in your browser — Chrome, Edge, Safari, or Brave. Open the site, add credit, dial +255 and your number, done. No installs, no plugins, no SIM card required.
Yes! Virtual numbers in Tanzania start at $1.95/month. Use it as your caller ID so people see a local number, or receive incoming calls directly in your browser.
Every call uses industry-standard transport encryption (TLS + SRTP). We don't sell your data or share your call history. We don't record calls unless you explicitly enable recording.
TwinPhone uses adaptive audio technology that adjusts to your connection quality. Even on slow or unstable Wi-Fi — airport, hotel, coffee shop — your call stays connected and audible.
Calls to Tanzania landlines start at just $0.61/min and mobile at $0.55/min. No connection fees, no hidden charges. Billed per minute in 60-second increments (rounded up to the next minute).
Dial Tanzania from your browser — pay only for what you call.
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