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Tanzania +255

International code · Africa

How to dial

Calling from abroad +255 71 234 5678

Dial +255, then the local number. Drop the leading trunk prefix 0. Generate the full number →

For domestic long distance dial 0 first, then the area code. Local calls: dial directly.

Mobile length
9 digits
Mobile prefixes
XX XXX XXXX
International format
+255 XX XXX XXXX
Domestic trunk
0

Sign-up availability

What to expect when signing up for these services with a physical SIM from this country:

ChatGPT Works
Claude Works
WhatsApp Works
Telegram Works
LINE Works
WeChat Works
X Works
TikTok Works
Gemini Works

Applies to every platform: VoIP / virtual numbers and heavily-reused number pools get rejected. Physical SIM only.

Checked 2026-09-12. Platform region policies and number-range allocations change — always confirm against each platform’s official supported-regions list and the carrier’s notices.
4 sources
help.openai.com/articles/7947663www.anthropic.com/supported-countriessupport.google.com/gemini?p=gemini_web_availabilitywww.mappr.co/tiktok-bans-by-country

How to read a number

+255712345678

+255Country code
Tanzania.
7Mobile prefix
The numbering plan TCRA notified to the ITU in November 2024: a mobile number is a two-digit access code plus 7 digits. 12-digit numbers such as 30001 and 30003 are M2M. Numbers are portable, so a range only tells you who it was first given to.
12345678Remaining 8 digits
The subscriber number.
This section checked 2026-10-31.
2 sources
www.itu.int/dms_pub/itu-t/oth/02/02/T02020000CB0008MSWE.docxwww.tcra.go.tz/faq/frequent-asked-questions-on-numbering

Number ranges & quality

RangeTypeNotes
Starts with 06X / 07X, 10 digits (9 without the 0) Mobile carrier The numbering plan TCRA notified to the ITU in November 2024: a mobile number is a two-digit access code plus 7 digits. Vodacom has 66, 74, 75 and 76; Airtel has 68, 69 and 78; Honora Tanzania has 65, 67, 71 and 77; Viettel Tanzania has 61 and 62; TTCL (Tanzania Telecommunications Corporation) has 73. 12-digit numbers such as 30001 and 30003 are M2M. Numbers are portable, so a range only tells you who it was first given to.
Intl SMSStable
Virtual-number riskMedium
ID requiredID is required; prepaid cards generally need real-name registration.

Physical SIMs can sign up without issues, but virtual numbers and recycled ranges face stricter risk control on some platforms — use a freshly issued physical SIM.

Carriers & prefixes

Mobile prefixes by carrier.

Number portability applies — a prefix only shows the original carrier.

Porting rules in full

Numbers are portable: TCRA's FAQ says you can keep your mobile number when switching provider within Tanzania, under the Electronic and Postal Communications (Mobile Number Portability) Regulations. We haven't confirmed the deadline from the text, so none is given.

  • Vodacom Mobile carrier

    066, 074~076

    Registered in the numbering plan as Vodacom Tanzania PLC.

  • Airtel Mobile carrier

    068, 069, 078

    Registered in the numbering plan as Airtel Tanzania PLC.

  • Tigo Mobile carrier

    Its ranges weren't confirmed from a current official allocation table, so none are listed.

  • Halotel Mobile carrier

    Its ranges weren't confirmed from a current official allocation table, so none are listed.

  • TTCL Mobile carrier

    073

    State-owned Tanzania Telecommunications Corporation; the plan registers 73 to it.

This section checked 2026-10-20.
2 sources
www.itu.int/dms_pub/itu-t/oth/02/02/T02020000CB0008MSWE.docxwww.tcra.go.tz/faq/frequent-asked-questions-on-numbering

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