GLOBAL ESIM SOLUTIONSBUILT FOR PARTNERS
Integrate Telzen's global eSIM connectivity directly into your platform via our robust REST APIs. Build custom travel solutions, automate eSIM provisioning, and scale your business globally.
Trusted by Partners & Integrators Worldwide
BUILT FOR EVERY PARTNER NEED
Integrate Telzen eSIM infrastructure seamlessly into your application, OTA, or platform.
ONLINE TRAVEL
AGENCIES (OTAs)
Embed instant eSIM purchase into booking flows.
TRAVEL APPS &
PLATFORMS
Offer global data packages inside your mobile app.
ENTERPRISE
SYSTEMS
Automate bulk eSIM ordering & employee provisioning.
CUSTOM API
INTEGRATIONS
Full REST API access for custom telecom solutions.
WHY PARTNERS CHOOSE TELZEN
Discover how Telzen's API platform provides reliable network infrastructure, automated provisioning, developer-friendly documentation, and priority partner support.
GLOBAL COVERAGE
Access high-speed cellular networks and eSIM profiles across 200+ destinations worldwide.
CENTRAL API MANAGEMENT
Manage API keys, webhooks, analytics, and active eSIM inventory from one unified console.
WHOLESALE RATES
Scale your platform with volume-based pricing and flexible data package structures.
AUTOMATED PROVISIONING
Issue QR codes and activate eSIM data plans automatically via instant API endpoints.
DEVELOPER SUPPORT
Get direct access to engineering assistance and comprehensive Postman documentation.
Download Telzen app
Download
Telzen app
You can get Telzen on Google Play and the App Store or by clicking bellow.
FAQ
Find answers to common questions
The Telzen Partner API allows developers, OTAs, and platforms to programmatically search, order, and provision eSIM packages directly within their applications with automated fulfillment.
You can explore our interactive Postman API documentation or reach out to our engineering team to obtain sandbox credentials and partner API keys.
Purchasing Physical or eSIM is super easy on Telzen. Businesses can purchase using their corporate credit line or using any payment method.
An eSIM (embedded SIM) is a digital SIM that allows you to activate a mobile plan without inserting a physical SIM card. It’s secure, flexible, and built into most modern smartphones.
Telzen works on all eSIM-compatible devices, including most recent iPhone, Samsung Galaxy, Google Pixel, and other flagship Android models.
READY TO STAY CONNECTED?
Join thousands of travelers and businesses who trust Telzen for reliable global eSIM connectivity. Wherever your next destination is, we're ready to connect you.
