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Voice Origination

Quick access to cost-effective, nationwide coverage with high-quality service is important for your carrier service.

Receive Simple Access to Expansive Coverage from Our Reliable Network

Our unique network is designed to provide a more fault-tolerant network giving you the resilient network you can count on to grow and support your customers. NUSO’s geo-redundant and directly connected network connects you directly to the PSTN around the US.

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Choose your numbers from anywhere within our national coverage footprint. We provide coverage to more than 95% of the US population. Our millions of phone numbers allow you to turn up service faster in more locations. Powerful APIs fully automate telephone number management allowing users to search and activate NUSO’s deep inventory of available telephone numbers in real-time.

24 x 7 x 365 US based support NOC who are direct employees of NUSO. You can reach out to us via phone, email, or through management tools to talk with us. We are here for you. Period.

API Features include:

Who benefits from using NUSO’s Origination services?

  • Phone Number Inventory Search/Ordering
  • Real-time activation of phone numbers
  • LNP submission and status tracking
  • Move, Add, Change, and Disconnect actions
  • Reporting
  • UCaaS, CCaaS, SIP, and CPaaS Providers
  • Managed Service Providers
  • Value added resellers
  • White-Label Programming available


  • timeline


    As your business scales, our solutions scale with you.

  • update

    Fast Turn-up

    Port your numbers on-time and without hassle

  • grade


    Quality and service levels give you peace of mind.

Porting has never been better.

NUSOs APIs allow users to provide numbers to be ported in a seamless process providing LNP (local number portability) tools to follow ports from receipt through to being fully provisioned. Backed by the best porting team in the industry to ensure accuracy and timeliness of even the most challenging port.

  • Administer and view porting activities from a single dashboard
  • Add, upload, and modify information with a click of a button
  • Manage bulk ports easily while activating new numbers
  • See alerts for ports that need extra assistance
  • Monitor each stage of the porting process
  • 27%

    FOC received in less than 24 hours

  • 58%

    Submitted ports confirm FOC in less than 5 days

  • 97%

    Rate NUSO Customer Support as GREAT!