Phone Validator API

Quickly scrub your contact list, look up their provider, and check whether their device is a mobile or landline phone number in the United States and Canada at an affordable price with our phone verification service API.

A cellphone with leafs, keys, and a lock laying next to it that's being verified by a phone validator API'

Trusted Phone Validator API

CDYNE's phone verification service is trusted by some of the biggest brands in the world. - About Us

  • a blue boeing logo
  • a red orkin logo
  • a red jcpenney logo
  • a blue zillow logo
  • a brown and gold UPS logo

Powerful Phone Validation API Features

When you combine our phone number verification service with these excellent features, anything is possible! Seamlessly create powerful phone validation campaigns with our phone verification service. It delivers everything you need, plus more to check efficiently and lookup phone numbers to recipients without issues.

An open web browser with 2 cogwheels hovering over it

Remove Dashes, Parentheses, & Spaces

Our phone number validator API can standardize your contact list by removing any dashes, spaces, and parentheses.

A email that's being blasted off.'

Receive Latest SMTP Email String Data

Our phone validator can return the same email domain that person's cell phone provider would use.

An Earth globe with 2 arrows spinning around it.

Define Time Zones to Restrict Calling Times

Increase your marketing campaign's efficiency by targeting contacts by their location in a specific country.

A standard telephone.

Landline & Cell Phone Verification

Save time and money by scrubbing your list of contacts and determining whether or not they are landlines or mobile.

Why Choose CDYNE’s Phone Verification Services?

We strive to be the best phone verification service in the industry. Our phone validator API provides quality performance to drive your communication strategy.

WE CARE ABOUT YOUR SUCCESS

1. World Class Support

Most phone verification services don't have active online support channels customers can speak to when they need it the most, and we understand.

That's why we have 24/7, around the clock emergency support for our phone validation services. Expect fast response times, fast troubleshooting, and email, chat, and phone support.

A man at his desk handling an phone validator API support tickets
An icon of Earth with multiple images of men and woman located around it
LEAVE NO STONE UNTURNED

2. US & Canadian Phone Verification

Our US phone verification API enables you to leverage your business in the United States and Canada without any interruptions. Don't worry about the distance! Lookup phone numbers in both countries.

PROTECTING YOU & YOUR CUSTOMERS

3. Government Level Security

Our phone number validator tool is 256 Bit Encrypted (typically only reserved for governments and militaries), SOC2 Type 2 Certified, HITRUST Certified.

Hardware-based verification servers are strategically located throughout the US-owned and operated by CDYNE.

A laptop with phone validator API code within it with a cogwheel in front of it and a server behind it.
A contact icon that's been verified by a phone validator API'

Boost Deliverability

Scrub your contact list before starting a marketing campaign to both remove any wrong numbers and verify whether phone numbers are active.

A contact list that's been uploaded into a phone validator API'

Increase Conversions

Instantly verify your contacts' phone numbers, time zones, and locations to target customers more precisely and boost conversions rates.

A phone with multiple contacts going through it that's being verified by a phone validator API'

Reduce Typos & Errors

With phone number verification, you can correct your users' contact data immediately when they sign up for products and services.

Accurate and Reliable Phone Verification Service

Phone number verification is essential for any company, small or large, looking to do a phone number check to identify outdated numbers in their contact list, especially before a voice marketing or SMS broadcasting campaign! CDYNE's Phone validation API has been the go-to, cost-effective solution for phone number verification since 1999. We are a company you can trust.

Phone Number Carrier Lookup API

When you sign up for our phone verification services you will receive bonus phone number lookup credits. You can validate a large chunk of your customer contact list for FREE without ever having to enter your credit card information.

Check Phone Carrier in the U.S & Canada

Verify phone numbers in the United States and Canada instantly. Plus, with the “carrier lookup by phone number” feature you can determine which contacts in your list are associated with a specific phone company.

Cell or Landline Validator

Our phone number validation API can determine whether your contacts' phone numbers are landline or mobile devices. By using this information, you will have more success with targeting for any of your marketing campaigns.

Phone with contact list, US flag, Canadian flag, checkmark, landline and cellphone.

What is a Phone Verification API?

A phone verification API is a web-based service that allows you to validate phone numbers in real-time. This can be useful for verifying customer contact information or providing security for online transactions. The API can also be used to detect fraud and protect against spam.

Phone verification APIs typically work by sending a text message or voice call to the phone number in the question and then waiting for the user to enter a code provided in the message or call.

A woman in a white sweater staring at phone verification API documentation at her desk with headphones on.

Simple Phone Verification API Documentation

We know that implementing a phone validator API into your business takes time. That's why we made our documentation easy to understand and implement into all of your projects!

You'll have no problem connecting with the phone verification service using any programming language capable of REST or SOAP calls, as it was created by developers who wanted nothing more than making sure you could get up and running quickly without having trouble understanding what is happening or how things work underneath the hood.

Build Your Apps Faster

  • Uncomplicated API References
  • Code in Multiple Programming Languages
  • Technical Customer Support
  • Helpful FAQ Section for Dev

The CDYNE Difference

Since the early 2000s, CDYNE's been one of the industry's most trusted phone verification tool. The truth is we do things differently.

Our vision is to shape your connections to the world through reliable, usable, and adaptable Communication and Data APIs.

24/7 Support Lowest Pricing Multiple Communication Services
A white CDYNE Services SVG logo

Phone Validator API Benefits

A phone validator API can be highly beneficial for businesses that rely on phone numbers for customer communication. By verifying that a phone number is valid, you can ensure that your customers will be able to reach you and that you won't waste time trying to contact invalid numbers.

There are a few ways that businesses can use a phone validator API. One everyday use is to verify customer phone numbers when they sign up for a new account or service. This can help to ensure that your customer database is accurate and up-to-date.

Another everyday use for a phone validator API is to check the validity of phone numbers before sending out mass marketing communications. This can save you both time and money by ensuring that your messages are only sent to valid numbers.

Overall, a phone validator API can be a valuable tool for any business that relies on phone numbers for customer communication. By verifying the validity of phone numbers, you can ensure that your customers can always reach you and that you aren't wasting time trying to contact invalid numbers.

When to Use a Phone Validator API

A few critical instances where using a phone validator API can benefit businesses. Suppose you run a business that relies on phone communications with customers (such as a call center). In that case, using a phone validator API can help to ensure that the numbers you are trying to reach are valid. This can save your business time and money by avoiding attempts to reach invalid numbers.

Another instance where using a phone validator API can be helpful is if you are collecting customer data through online forms. Using the API to verify phone numbers as they are entered lets you ensure that the data you collect is accurate and up-to-date. This is especially important if you plan on using the phone numbers for marketing or customer service purposes.

Overall, using a phone validator API can be a great way to improve the efficiency of your business communications and ensure that the data you collect is accurate. If you rely on phone communications or collect customer data through online forms, consider using a phone validator API to improve your workflow.

Phone Validation API Returned Data Example

Phone verification API code

Phone Validator API Pricing

No hidden fees and no long-term commitment required. Best in industry pricing with either our unlimited or per transaction pricing.

We will not be undersold*. With CDYNE you get the most accurate and advanced phone verification API at the absolute best pricing anywhere.

Phone Verify! API Pricing

$0.005/transaction standard

You Can Trust Our Phone Validator API

We’ve been rated 5 out 5 stars on Capterra, GetApp, Google and Facebook – based on 40+ reviews.

Capterra
G2
GetApp

Common Phone Verification API Use Cases

Phone verification services can be used in so many ways to verify your customers phone numbers effectively. Here are a few ideas you could implement into your business to save money, and cleanse your database.

A phone verification API can help a business validate the identity of end-users by verifying their phone numbers. By using a phone verification service, businesses can ensure that end users are who they say they are and have a valid phone number. This can help prevent fraud and protect the business from potential legal liabilities.
A phone verification API can help businesses stop fraud and bulk account creation. By verifying a user's phone number, businesses can ensure that they are dealing with a real person. A phone number verifier can also help prevent bulk account creation by making it more difficult for automated systems to create multiple accounts.
A phone verification API can help businesses improve their account creation process by providing a quick and easy way to validate phone numbers. This can be especially useful for businesses that need to create accounts in bulk, as it can help ensure that all the phone numbers are valid. A phone number validator can also check if a phone number is already in use, which can help avoid duplicate accounts.

We provide a phone verification API that is easy to use and free credits for up to 250 phone numbers for first-time customers. For businesses that need to validate more than 250 phone numbers, our bulk phone number validation API is available at a highly competitive price.
A phone verification API can help businesses with Two-Factor Authentication by providing an extra layer of security. The API can ensure that only authorized users can access sensitive data by validating a user's phone number. This can be an essential tool for businesses that deal with sensitive information, such as financial institutions or healthcare providers.
A phone verification API can help businesses reduce calling and voice campaign costs. By validating phone numbers, businesses can avoid costly mistakes and ensure that their campaigns reach the right people.
If you're like most businesses, you have a contact database full of invalid and outdated phone numbers. A phone verification API can help you clean up your database to focus on your reachable customers.

Phone Validator API FAQ's

Get your United States and Canadian phone validation API questions answered here.

A phone validator API is used to verify the accuracy of phone numbers. This can be useful for ensuring that customer contact information is up-to-date and accurate. The API can also be used to detect fraud or spam phone numbers.

Yes, our phone verification API verifies any number administered by the North American Numbering Plan Adminstration (NANPA).

We update our database once a month. Any telecom information updates are done at this time.

Our phone validator API returns only the Telecom that owns the number, not the person using it.

Our phone validation API does not return whether the number is in use, only if the number is valid and enabled for use.

Our phone validation API does return the mobile carrier that owns the phone number. This does not include what is known as the sub-carrier level. An example is Cricket has recently been acquired by AT&T so a number that uses Cricket would actually show as owned by AT&T.

Our phone validation costs $0.005 per transaction.

A few critical instances where using a phone validator API can benefit businesses. Suppose you run a business that relies on phone communications with customers (such as a call center). In that case, using a phone validator API can help to ensure that the numbers you are trying to reach are valid. This can save your business time and money by avoiding attempts to reach invalid numbers.

Another instance where using a phone validator API can be helpful is if you are collecting customer data through online forms. Using the API to verify phone numbers as they are entered lets you ensure that the data you collect is accurate and up-to-date. This is especially important if you plan on using the phone numbers for marketing or customer service purposes.

Overall, using a phone validator API can be a great way to improve the efficiency of your business communications and ensure that the data you collect is accurate. If you rely on phone communications or collect customer data through online forms, consider using a phone validator API to improve your workflow.

A phone validator API can be highly beneficial for businesses that rely on phone numbers for customer communication. By verifying that a phone number is valid, you can ensure that your customers will be able to reach you and that you won't waste time trying to contact invalid numbers.

There are a few ways that businesses can use a phone validator API. One everyday use is to verify customer phone numbers when they sign up for a new account or service. This can help to ensure that your customer database is accurate and up-to-date.

Another everyday use for a phone validator API is to check the validity of phone numbers before sending out mass marketing communications. This can save you both time and money by ensuring that your messages are only sent to valid numbers.

Overall, a phone validator API can be a valuable tool for any business that relies on phone numbers for customer communication. By verifying the validity of phone numbers, you can ensure that your customers can always reach you and that you aren't wasting time trying to contact invalid numbers.

Explore Our Address Correction API Blog Topics

The CDYNE blog has the latest content for all of your USPS address correction needs.

Check Out Our Other Services

SMS API

SMS API

Programmable SMS API

Text message API designed to reliably send and receive messages globally.

Learn More
SMS Software

SMS Software

No Programming Needed

Powerful text messaging platform that doesn’t require programming.

Learn More Reseller Program
Voice Broadcast API

Voice Broadcast

Programmable Voice API

Voice API that can send thousands of automated voice messages in minutes.

Learn More
Ringless Voicemail

Ringless Voicemail

Voicemail Drop Software

Drop voicemails into the inbox of your prospect's mobile device.

Learn More
Phone Validator

Phone Validator

Phone Verification API

Easily validate and authenticate mass mobile & landline numbers.

Learn More
Address Verification API

Address Verification

Robust Address API

Instantly validate addresses in the United States & Canada.

Learn More

It’s Easy To Get Started

Create your account and receive trial credits for any of our mass communication APIs or software.

Schedule Meeting

No contracts, no hidden fees, and pay-as-you-go subscriptions.