Branded sender IDs

Sender ID in Sao Tome and Principe

Show your brand name on every SMS you send in Sao Tome and Principe. eSMS Africa registers alphanumeric sender IDs with CST & Unitel and manages the registration, documentation and approval lead time for you.

Direct routes to 2 networks Delivery reports STN 1.9413 per SMS

Networks in Sao Tome and Principe

CSTUnitel

Country code

+239

الحالة

Production

Why eSMS Africa

Sender ID in Sao Tome and Principe, done properly

Branded alphanumeric sender IDs

Replace a plain number with up to 11 characters of your brand name on messages to Sao Tome and Principe, so recipients instantly recognize and trust your SMS.

We handle operator registration

Sender-ID rules differ by operator in Sao Tome and Principe. We submit and manage registration with CST, Unitel and tell you exactly what each requires.

Requirements & documentation

Some networks in Sao Tome and Principe require pre-registration, a business document or a use-case description. We tell you what is needed up front and prepare the submission.

Pre-registration for OTP & transactional

Register the sender IDs you use for OTP, alerts and marketing in Sao Tome and Principe so your critical messages are never blocked for an unregistered ID.

Step by step

How to register an SMS sender ID in Sao Tome and Principe

1
Choose your sender ID. Pick up to 11 characters of your brand name for Sao Tome and Principe.
2
Submit for registration. Submit it with eSMS Africa for Sao Tome and Principe.
3
Operator approval. We register it with CST & Unitel and prepare any documents the network requires.
4
Send branded. Once approved, your Sao Tome and Principe SMS - OTP, alerts and campaigns - are sent from your branded name.

كيف يعمل

Registering a sender ID in Sao Tome and Principe

Choose your sender ID

Pick up to 11 characters of your brand name for Sao Tome and Principe. We check the format and availability rules for each operator.

We submit to the operators

We register it with CST & Unitel and prepare any documents or use-case description the network requires.

Approved and live

Once approved, your Sao Tome and Principe SMS - OTP, alerts and campaigns - are sent from your branded name.

Local pricing

Sender ID pricing in Sao Tome and Principe

أساسي

STN 2.2663

per SMS

الأعمال

STN 2.1049

per SMS

Enterprise

STN 1.9413

per SMS

Prices reflect live rates for Sao Tome and Principe. See the full pricing page or contact sales for volume rates.

FAQ

Sender ID in Sao Tome and Principe: common questions

Can I register a branded sender ID in Sao Tome and Principe?

Yes. eSMS Africa registers alphanumeric sender IDs with CST & Unitel in Sao Tome and Principe and manages the approval process for you.

How long does sender-ID approval take in Sao Tome and Principe?

Lead time depends on the operator in Sao Tome and Principe - some approve within days, others require pre-registration that takes longer. We give you the current timeline when you apply.

What are the sender-ID requirements in Sao Tome and Principe?

Requirements vary by network in Sao Tome and Principe and can include a business registration document and a description of your use case. We tell you exactly what each operator needs.

How many characters can a sender ID have?

Alphanumeric sender IDs are typically up to 11 characters. We check availability and format rules for Sao Tome and Principe before submitting.

Do I need a registered sender ID for OTP in Sao Tome and Principe?

For reliable OTP and transactional delivery in Sao Tome and Principe, a registered sender ID is strongly recommended - some operators block unregistered alphanumeric IDs.