Use our free Number Lookup tool for instant number and carrier information

Enter a phone number
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Telnyx is NPAC-authorized for real-time, accurate data.

  • Get accurate billing
    LRN is an efficient way to determine exact call routing and billing.
  • Stay informed
    The Telnyx API updates directly from the NPAC LRN database in real time.
  • Authenticate your data
    Get accurate lead authentication information while porting numbers.

Get the data you need with Lookup

Find the exact information for your use-case with our extensive API.

 Carrier & LRN Lookup ToolCaller LookupInternational Lookup
 Free using the tool above *rate limited$0.003 per requestFrom $0.02 per request
 Best for information validation. US onlyBest for identifying inbound callers. US onlyBest for identifying mobile country and network codes on international numbers.
Format and Origin
Line Type
Caller Name  
Mobile Country Code (MCC)  
Mobile Network Code (MNC)  
Porting Information 


Add a layer of intelligence with real-time, programmatic LRN info

  • Real-Time Data

    Porting information is updated in real time from the NPAC LRN database.

  • Extended Information

    Access carrier and number details beyond standard LRN information.

  • Programmatic API

    Data for developers — all our data is delivered via programmatic API.

  • Flexible Access

    Choose how to request data — via HTTP, SIP, DNS ENUM, or XML UDP.

Choose Telnyx for easy, accurate LRN lookups.

  • Granular Control
    Configure and customize your phone numbers in real time using the Telnyx Mission Control Portal.
  • Eliminate Downtime
    Schedule your number ports ahead of time for a smooth switchover with no downtime.
  • Subject Matter Experts
    Our team of experts will be there every step of the way to make sure your experience is seamless.
  • Fair and Transparent Pricing
    We offer pay-as-you-go pricing with automatic volume and commitment discounts.
  • Unparalleled 24/7 Support
    Our team of in-house engineers is available around the clock.

Ready to get started?

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