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

Enter a phone number
US
curl 'https://api.telnyx.com/v1/phone_number/XXXXXXXXXX'

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.
features

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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