Network & carriers
Tanzania's telecom market is regulated by the TCRA, with Vodacom Tanzania, Airtel Tanzania, and Tigo as the major carriers.
+255 · TZ · UTC+3
Tanzania
Country Code & Virtual Numbers
Tanzania's +255 code serves an East African market with rapidly growing mobile money and mobile-first connectivity. Capital: Dodoma · Business hours: 1:00 AM–9:00 AM EST.
// The Basics
What is the +255 country code?
Tanzania's international dialing code is assigned by the ITU (International Telecommunication Union) and used for every call placed from outside the country.
Numbering format
Tanzanian mobile numbers drop the leading 0 internationally — a domestic 07 number becomes +255 7 when dialed from abroad.
Calling culture
Tanzanian business culture values warm greetings and relationship-building — checking in on wellbeing before business is customary.
Did you know
Tanzania's mobile money ecosystem, following Kenya's M-Pesa model, has become central to how many Tanzanians handle everyday financial transactions.
// Quick Facts
A quick read on Tanzania numbers.
Tanzanian mobile numbers drop their leading 0 internationally — a domestic 07 number becomes +255 7 when dialed from abroad. Rozper stores and dials contacts in full E.164 format automatically, so you never have to think about the formatting.
Want to call Tanzania from abroad? Dial your local exit code, then 255, then the local number.
Best time to call Tanzania from the US
Tanzania is on UTC+3 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Tanzania virtual number?
A +255 virtual number gives your business instant local presence in Tanzania — without the overhead.
Local caller ID in Tanzania
When you call from your virtual Tanzania number, contacts see a local +255 number — dramatically improving answer rates.
No office needed
Establish a local presence in Tanzania without renting space, hiring locally, or installing any hardware.
Instant credibility
A recognizable local number helps build trust with Tanzanian consumers in a market where mobile-based commerce is deeply embedded.
Routes to any device
Calls to your Tanzania number ring your team on mobile, desktop, or desk phone — wherever they work.
// Platform Features
Everything to call Tanzania
The tools to reach Tanzania contacts reliably and scale your international presence globally.
150+ country coverage
Get virtual numbers in over 150 countries on the same platform — one dashboard, one bill.
HD voice quality
Crystal-clear calls over our optimised global carrier network. No degraded quality from international routing.
Call recording
Every call recorded and transcribed automatically. Review, share, and reference conversations easily.
Voicemail to text
Voicemails transcribed and delivered by email or SMS. Never miss a message across time zones.
CRM auto-logging
All calls to and from your international number auto-logged in Salesforce, HubSpot, or Zoho.
International analytics
Call volume, answer rates, and duration broken down by country, region, and time of day.
Local Caller ID
Show a local country number as your caller ID when dialling internationally. Improves pickup rates significantly.
Instant provisioning
Activate a new country number in under 60 seconds. No contracts, no hardware, no waiting.
99.99% uptime SLA
Enterprise-grade reliability for your international calling infrastructure, 24/7.
// Get Started
Get a Tanzania number today
Active in under ten minutes. No contracts required.
- 01
Sign up
Create your Rozper account in under 2 minutes. No credit card required to start your free trial.
- 02
Get your number
Browse available numbers in your target country and activate instantly.
- 03
Configure routing
Route calls to any device. Set business hours, voicemail, and IVR from your dashboard.
- 04
Start calling globally
Make and receive international calls immediately. Active in under 10 minutes.
// Complete List
All world dial codes by country.
Every country and territory, every international dial code. Click a country to browse it.
List of World Countries and Their Dial Codes
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Frequently Asked
Tanzania questions answered.
Answers about Tanzania's TCRA-regulated carriers, greeting-first calling culture, and getting a local +255 virtual number.
The international dialing code for Tanzania is +255. When calling from the US, dial 011 + 255 + the local number. Rozper handles this automatically.
A Tanzania virtual number goes live in under 10 minutes. Ask us how.
Start calling Tanzania, not tomorrow.
Get a virtual Tanzania number or make direct international calls to +255 — active in under ten minutes.