Sender ID registration in Türkiye
What BTK and the operators in Türkiye require for SMS sender IDs, how long approval takes, the accepted formats and sending rules, and how OmniChannels.ai registers yours.
- Registration
- Set by the operators
- Typical lead time
- 5–7 business days
- Alphanumeric sender ID
- Yes
- Regulator
- BTK
Short answer
In Türkiye, sender ID requirements are set by the mobile operators (Turkcell and Vodafone Türkiye), with BTK as regulator. Approval typically takes 5–7 business days. Alphanumeric IDs of up to 11 characters are accepted. OmniChannels.ai handles the filing across 3 operators and confirms current rules during onboarding.
Sender ID rules in Türkiye at a glance
| Regulator | Bilgi Teknolojileri ve İletişim Kurumu (BTK) |
|---|---|
| Registration required | Set by the operatorsSet up with the operators (Turkcell, Vodafone Türkiye and Türk Telekom) |
| Typical lead time | 5–7 business days |
| Alphanumeric sender ID | YesLatin letters, up to 11 characters |
| Numeric long code / short code | Supported alongside alphanumeric sender IDs |
| Accepted formats | Alphanumeric, up to 11 chars (numeric long-code also supported) |
| Promotional sending hours | No regulator-published windowLaw No. 6563 and its regulation set no time-of-day window for commercial messages; agree sending hours with the operator. Transactional 24/7. |
| Opt-in | GDPR-compliant opt-in required. Double opt-in is the operator-preferred standard for marketing. |
| Opt-out | STOP keyword honoured network-wide. Opt-out is one-step and irreversible until the recipient re-consents. |
| Operators we reach | Turkcell, Vodafone Türkiye and Türk Telekom |
| Last reviewed | 1 October 2026Sources: Ticaret Bakanlığı, Law No. 6563, İYS, BTK |
From BroadNet's regulatory research, last reviewed 1 October 2026. Rules change: we confirm them for your sender ID and traffic during onboarding.
Official sources: Ticaret Bakanlığı · Law No. 6563 · İYS · BTK
How to register your sender ID in Türkiye through OmniChannels.ai
Sender ID registration fees are passed through at cost. We confirm the documents and the current rules for your traffic during onboarding.
Need the authorization letter?
Generate a ready-to-sign LOA or NOC for this country in English, Arabic or both. Free, and your details never leave your browser.
Generate your authorization letter- 1
Choose and check your sender ID
Pick a sender ID that matches your brand: Latin letters, up to 11 characters. Test it in the free sender ID checker first.
- 2
Send us your company details and use case
Tell us the legal entity, brand and what each sender ID will send (OTP, transactional or promotional). We confirm which supporting documents are currently needed.
- 3
We file with the operators
We prepare and submit the application. Current process in Türkiye: Set up with the operators (Turkcell, Vodafone Türkiye and Türk Telekom).
- 4
Approval and test messages
Approval typically takes 5–7 business days. Once approved we send test messages on Turkcell, Vodafone Türkiye and Türk Telekom and check the sender ID displays correctly.
- 5
Go live
Send through the REST API, SMPP or campaigns. Schedule promotional sends for the recipient's local daytime. Opt-out handling is applied to every promotional message.
Common reasons a sender ID is rejected in Türkiye
- Too long: sender IDs here are up to 11 characters.
- Generic words instead of a brand, such as INFO, SMS, OTP, ALERT: regulators usually refuse them.
- Arabic, accented or other non-Latin letters: this market lists Latin letters only.
- Spaces or symbols such as _ & ! ( ): many operators strip or refuse them; use a hyphen or nothing.
Run your proposed sender ID through the free sender ID checker, preselected for Türkiye, before you apply.
Register your sender ID in Türkiye
Send us your brand and use case. We file the sender ID for 3 operators, run the test messages and connect it to the same API, SMPP and campaign tools you use for every other market.
Sender ID in Türkiye: questions
Do I need to register a sender ID in Türkiye?
Yes, in practice: the mobile operators in Türkiye set the sender ID requirements rather than a central registry. Set up with the operators (Turkcell, Vodafone Türkiye and Türk Telekom).
How long does sender ID registration take in Türkiye?
Typically 5–7 business days, depending on the operator and the documents provided. We confirm the current timeline for your sender ID during onboarding.
Can I use an alphanumeric sender ID in Türkiye?
Yes. Alphanumeric sender IDs are accepted: Latin letters, up to 11 characters. Accepted formats: Alphanumeric, up to 11 chars (numeric long-code also supported).
When can I send promotional SMS in Türkiye?
Law No. 6563 and its regulation set no time-of-day window for commercial messages; agree sending hours with the operator. Transactional 24/7.
What consent and opt-out rules apply in Türkiye?
GDPR-compliant opt-in required. Double opt-in is the operator-preferred standard for marketing. STOP keyword honoured network-wide. Opt-out is one-step and irreversible until the recipient re-consents.
Who regulates SMS sender IDs in Türkiye?
Bilgi Teknolojileri ve İletişim Kurumu (BTK), together with the mobile operators (Turkcell, Vodafone Türkiye and Türk Telekom). Official sources: Ticaret Bakanlığı, Law No. 6563, İYS, BTK.
Can I send from a numeric number or short code in Türkiye?
Yes. Supported alongside alphanumeric sender IDs. Alphanumeric, up to 11 chars (numeric long-code also supported).
Related for Türkiye
Sender ID registration in nearby markets
- Belgium · No pre-registration
- France · 5–10 business days (alphanumeric)
- Germany · No pre-registration
- Ireland · No published time (ComReg registry)
- Italy · 5–7 business days
- Netherlands · No pre-registration
- Norway · No pre-registration
- Poland · 5–10 business days
- All countries
Data: BroadNet regulatory research, reviewed 1 October 2026. URL: https://omnichannels.ai/sender-id/turkiye/