NA Phone Number Confidence Score API

NA Phone Number Confidence Score API

The Phone Number Confidence Score API provides call reputation, classification, and confidence information for phone numbers in the USA and Canada. It offers valuable insights to businesses and organizations by assessing the trustworthiness and reliability of phone numbers, aiding in fraud prevention and call handling decisions.

API description

About the API:

The Phone Number Confidence Score API is a powerful tool that provides essential call reputation, classification, and confidence information for phone numbers within the United States and Canada. This API equips businesses and organizations with valuable insights to make informed decisions when dealing with incoming and outgoing calls.

With the rise of telecommunication scams, fraudulent activities, and nuisance calls, it has become crucial to assess the trustworthiness and reliability of phone numbers. The Phone Number Confidence Score API serves as a reliable resource to evaluate the reputation and authenticity of phone numbers, enabling businesses to prioritize and handle calls effectively.

One of the key features of this API is call reputation scoring. It analyzes and assigns a reputation score to each phone number based on various factors such as historical data, user feedback, and known patterns of spam or fraud. This information helps businesses identify potential risks and take appropriate measures to mitigate them. By flagging high-risk phone numbers, organizations can proactively protect themselves and their customers from fraudulent activities and potential security breaches.

Additionally, the Phone Number Confidence Score API provides classification information for phone numbers. It categorizes numbers based on their purpose, such as personal, business, toll-free, or emergency. This classification enables businesses to tailor their call-handling strategies accordingly, ensuring appropriate handling and response based on the nature of the call.

Furthermore, the API offers confidence information that reflects the level of certainty regarding the accuracy of the provided data. This allows businesses to assess the reliability of the information provided and make informed decisions based on the confidence level associated with each phone number.

By integrating the Phone Number Confidence Score API into their systems and applications, businesses can streamline their call-handling processes, improve customer experiences, and enhance overall operational efficiency. They can prioritize calls from reputable sources, block or divert calls from high-risk numbers, and implement customized call-handling rules based on the classification and confidence information provided by the API.

In summary, the Phone Number Confidence Score API provides businesses and organizations with crucial call reputation, classification, and confidence information for phone numbers in the USA and Canada. With this API, businesses can make informed decisions, protect themselves and their customers from fraudulent activities, and ensure efficient call-handling processes. It is an invaluable tool in the fight against phone scams, enabling businesses to maintain trust, security, and integrity in their telecommunication operations.


What your API receives and what your API provides (input/output)?

Pass any Canada or US phone number and receive insight about its confidence score. 


What are the most common uses cases of this API?

  1. Call Blocking and Filtering: The Phone Number Confidence Score API can be integrated into call blocking and filtering systems. It helps identify and block calls from high-risk or fraudulent phone numbers, ensuring that users are protected from spam, scams, and nuisance calls.

  2. Fraud Detection and Prevention: Financial institutions and e-commerce platforms can utilize the API to detect and prevent fraud. By assessing the reputation and authenticity of phone numbers associated with transactions or account activities, they can flag suspicious numbers and take appropriate action to safeguard against fraudulent activities.

  3. Call Center Optimization: Call centers can leverage the API to optimize their operations. By using the confidence and classification information provided, call center agents can prioritize calls, route them to the appropriate departments, and provide tailored responses based on the nature of the call. This streamlines call handling processes and improves overall efficiency.

  4. Customer Relationship Management (CRM): Integrating the Phone Number Confidence Score API into CRM systems allows businesses to enhance customer data accuracy and quality. The API's reputation scoring helps validate and verify customer phone numbers, ensuring that businesses have up-to-date and reliable contact information for their customers.

  5. User Authentication and Verification: Online platforms and service providers can use the API for user authentication and verification processes. By assessing the reputation and classification of phone numbers provided during registration or account setup, businesses can verify the authenticity of users, enhance security, and prevent fake or fraudulent accounts.

  6. Compliance and Regulatory Compliance: Organizations operating in industries with strict compliance regulations, such as financial services and healthcare, can benefit from the API. By evaluating the reputation and authenticity of phone numbers, businesses can ensure compliance with Know Your Customer (KYC) and Anti-Money Laundering (AML) regulations, improving overall regulatory compliance efforts.

By applying the Phone Number Confidence Score API in these various use cases, businesses can enhance their call handling processes, protect against fraud, improve customer experiences, optimize operations, and ensure compliance with industry regulations. The API's call reputation, classification, and confidence information provide valuable insights to businesses, empowering them to make informed decisions and maintain trust and security in their communications.


Are there any limitations to your plans?

Besides the number of API calls, there are no other limitations.

API Documentation


This method returns the reputation of a phone number.




                                                                                                                                                                                                                            {"version":"1","phone_number":"+12345678900","classification":"blacklist","confidence":"high","reputation":"negative","features":[{"id":"caller_id_screening","classification":"blacklist","confidence":"high","weight":1}],"phone_number_reputation_details":{"number_of_calls":21915,"last_call":"2023-05-15T21:41:47Z","reputation_ratio":0.05,"reported_name":"Social Security Administration Drug","reported_category":"Social Security","block_status":"block"}}

Get Phone Score - Endpoint Features
Object Description
from [Required] Telephone number in E.164 format ([+] [country code] [subscriber number including area code]).

API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the NA Phone Number Confidence Score API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

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