Voice Origination

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

Expansive Coverage from Our Reliable Network

Our unique network is designed to provide a more fault-tolerant 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.

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 NOC support 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:

Phone Number Inventory Search/Ordering

Real-time activation of phone numbers

LNP submission and status tracking

Move, Add, Change, and Disconnect actions


Who benefits from using NUSO’s Origination services?

UCaaS, CCaaS, SIP, and CPaaS Providers

Managed Service Providers – MSP

Value-added resellers – VAR

White Label Programming available



As your business scales, our solutions scale with you.


Port your numbers on-time and without hassle


Quality and service levels give you peace of mind.

Porting has never been better.

NUSOs APIs allow for seamless porting. LNP (local number portability) tools and reporting follow ports from receipt through FOC. 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

FOC received in less than 24 hours


Submitted ports confirm FOC in less than 5 days


Rate NUSO Customer Support as GREAT!