Tanzania +255
To call Tanzania from abroad, dial your exit code (or +), then 255, then the local number without its leading 0. Written in full: +255 621 234 567.
The country calling code for Tanzania is +255. A number starting +255 or 00255 is a call to or from Tanzania. From abroad: +255 621 234 567.
To call Tanzania from abroad, dial your exit code (or +), then 255, then the local number without its leading 0. The +255 code identifies the country; the following digits identify the line (landline or mobile).
How to call Tanzania from abroad
011 255 621 234 56700 255 621 234 5670011 255 621 234 567+255 621 234 567621 234 567 is a real-format Tanzania mobile number (example from the ITU-T numbering plan): replace it with the number you were given, without its leading 0.
Tanzania area codes
In Tanzania, landlines usually include an area code after +255 (without its leading 0). Mobiles have no area code.
Number format
022 234 5678from abroad+255 22 234 56780621 234 567from abroad+255 621 234 567Landline numbers in Tanzania have 9 digits after the country code; mobile numbers have 9 digits. The national prefix 0 is only dialled inside the country — drop it after +255.
Calling abroad from Tanzania
To call another country from Tanzania, dial the exit code 00 + carrier code (or + on a mobile), then the country code, then the number. From Tanzania to the United States, for example: + 1 201 555 0123.
A Tanzania number in international format is written +255 …. The + stands for the exit prefix (00 in much of the world, 011 in North America). Switching to international format, drop the leading 0.
Cheapest ways to call Tanzania
With internet on both ends, apps like WhatsApp, Signal or FaceTime call Tanzania for free. To reach a number without an app, VoIP services are usually cheaper than your operator’s international rate.
Frequently asked questions
What country has the code +255?
Tanzania has the country calling code +255.
How do I call Tanzania from the United States?
Dial 011, then 255, then the local number without its leading 0 — for example 011 621 234 567.
What does +255 mean?
It is the international dialing code for Tanzania. The + stands for your exit code (00 in much of the world, 011 in North America).
Is +255 mobile or landline?
The +255 code identifies the country, not the line type; Tanzania landlines and mobiles share it.
A country code covers a whole nation; the full number depends on the city and operator.
Mobile network codes in Tanzania
Every mobile network is identified by a mobile country code (MCC) and a mobile network code (MNC). They appear on your phone when it roams, in SIM settings and in any network lookup. Tanzania has 5 network operators with their own infrastructure:
| Network | MCC-MNC | Technologies | Subscribers |
|---|---|---|---|
| VodacomVodacom (75%) | 640-04 | 2G · 3G · 4G · 5G | 28.6 MJuly 2026 |
| AirtelBharti Airtel (51%) | 640-05 | 2G · 3G · 4G · 5G | 13.4 MMarch 2020 |
| TigoAxian Group | 640-02 | 2G · 3G · 4G · 5G | 12.6 MMarch 2020 |
| HalotelViettel Tanzania Limited (Subsidiary of Viettel Group) | 640-09 | 2G · 3G | 5.50 M |
| ZantelEtisalat (51%) and Zanzibar Telecom Ltd | 640-03 | 2G · 3G · 4G | 0.93 MMarch 2020 |
A struck-through generation has been switched off on that network. MCC-MNC: ITU-T E.212 codes as listed on Wikipedia.
Keeping a number when changing network
- Mobile number portability
- since 2017-03-01
- Cost to the customer
- Free
Because numbers can be ported, the prefix of a mobile number only tells you which network first issued it, not the network it uses today.
Received a call from a Tanzania number? Check it with the phone number lookup: type of line, format and local time.
Source: Wikipedia — lists of mobile network operators, mobile network codes, 2G and 3G phase-out, mobile number portability (CC BY-SA 4.0). Subscriber counts as published by each operator or regulator at the date shown.