IoT SIM Cards
Secure global connectivity for your IoT devices—simplified. Telnyx IoT SIM Cards offer flexible data coverage in 180+ countries and an API to manage and configure SIMs over the air.
See our Global Coverage


Bring smart devices online, from anywhere
Internet of Things (IoT) deployments hinge on secure, stable internet connectivity. Businesses are shifting away from old-age WiFi and ethernet connections in favor of cellular data. With stronger security and broad, global coverage, Telnyx IoT SIMs enable vendors to activate, configure, and monitor devices remotely, no matter where they’re deployed.
All Telnyx SIMs are eUICC enabled and are available as triple-size plastic SIM cards, eSIM chips (embedded MFF2) and over-the-air eSIMs.
Connect your devices on your terms
Construct and deploy a device connectivity system that suits your needs and scales with you, via one global SIM card, an intuitive management portal and flexible APIs.
Global, multi-network coverage
One Telnyx SIM card connects your devices to over 650 networks (4G LTE, 3G, 2G and LTE-M) in over 180 countries worldwide. Check out our extensive coverage list.
All major US carriers on 1 SIM
Telnyx SIMs connect to all major carriers in the United States including AT&T, T-Mobile, US Cellular, and Verizon.
Pay-as-you-go pricing
Pay $1 one-time-charge per SIM and only pay for the data you use, with plans starting at $0.0125 / MB, and low fees for inactive SIMs.
Private LTE networks
Connect devices directly to your corporate network with Private Wireless Gateways to avoid the dangers and inefficiencies of the public internet.
Public static IP
Map public IP addresses to your SIMs so you can connect to your devices from other places on the internet, expanding their usability and making it easier to scale your IoT solution.
Automatic failover to the best carrier
Telnyx SIMs connect your devices to the best available network. If a single carrier has an outage, your devices will automatically and seamlessly connect to another for maximum uptime.
Starting at $0.0125 per MB
Say goodbye to minimum order quantities and monthly data usage lock-ins. Pay as you go, for what you need and nothing more.
Benefits
Wherever you need to go
No more managing local carriers and complex roaming agreements. Telnyx IoT SIM cards have global intelligent roaming on tier-1 networks.
180+
countries with multiple carrier options
We've got you covered
Localize your connectivity today.
650+
4G (LTE), 3G, 2G & LTE-M networks
With a single SIM
No SIM swapping, no data roaming fees.
1
EUICC Sim Card
Start building
Our code is your code.
curl -X PATCH \
--header "Content-Type: application/json" \
--header "Accept: application/json" \
--header "Authorization: Bearer YOUR_API_KEY" \
--data '{"tags": ["region_7", "int_cards"]}' \
https://api.telnyx.com/v2/sim_cards/6a09cdc3-8948-47f0-aa62-74ac943d6c58
Documentation
Explore tutorials to activate and configure IoT SIM cards on Raspberry Pi, PepWave and other popular devices. Or, browse our in-depth API reference.
Clair Global supports global connectivity with Telnyx
Learn how a seasoned events and logistics provider leverages Telnyx IoT SIM cards for reliable connectivity.
Create a private LTE network with Telnyx Wireless
Learn why private LTE networks are essential for secure IoT, and find out how to build one with Private Wireless Gateways and IoT SIM Cards.
Say goodbye to minimum order quantities and monthly data usage lock-ins. Pay as you go, for what you need and nothing more.
Starting at:
$0.0125
Per MBWhat will you build with global IoT connectivity?
We used several different carriers before Telnyx, but it was a huge headache to manage. From data limits, to billing, to having to switch SIMs as devices moved around to different parts of the world.
Spencer Lowe
DevOps Manager, Clair Global
The Internet of Things (IoT) refers to the billions of devices that are connected to the internet, collecting and sharing data. Cellular IoT simply connects IoT devices using cellular (or mobile) networks. Learn more about IoT connectivity best practices here.