Validate Mobile Phone Numbers for Fraud Protection

Optimize your contact database, prevent fraud and validate phone numbers in 3 easy steps before you reach out to customers.

Minimize Your Costs by Keeping Your Database Clean

Format Validation (Static)

Catch invalid numbers with Format Validation the moment they're entered, before a single message is sent. This stops wasted spend on SMS and OTP to numbers that were never going to work.

Network Lookup (MNP)

Know exactly which network carries a number with Network Lookup, even after it's switched to a different provider. This keeps your customer records accurate, complete, and always up to date.

Live Lookup (HLR)

Check in real time whether a number is active with Live Lookup, reachable, or switched off, instantly, before you dial or text. A clean database can lower your monthly SMS costs by up to 20%.

Optimize Routing and Improve Delivery Rates in Real-Time

Are all the mobile numbers in your database existing, in the right format, and available?

By validating the numbers in your database, you can run more effective campaigns. This means campaigns with better reach, bigger responses, lower undelivered rates, and high cost-effectiveness.

Optimize the routing or use our Number Validation tool to clean up a database of mobile and landline numbers to improve the accuracy of your batches.

Keep Your Database Clean and Up to Date

Lower the monthly costs for messaging and increase your ROI

Generate additional information for phone numbers in your database

Authenticate new and existing customers with One Time Passwords

Prevent fraudulent transactions by adding a layer of protection

number validation api

One Platform for Optimal Number Validation

Validate a mobile number, know the details and improve messaging overall with our Number Validation Service. With the API implemented, rest assured that your database will be clean and up to date. Additionally you can optimize your campaigns and better assess whether you can send a message or not.

  1. Format Validation - Catch typos before they cost you a message, with instant static validation

  2. Network Lookup - Know which network you're really reaching, even after a switch

  3. Live Lookup - See if a number is alive, right now, before you dial or text

Secure Logins With One Time Passwords

Beyond validating your numbers, you can take fraud prevention a step further with One Time Passwords. Protect your systems and applications with secure, hybrid two-factor authentication.

Send One Time Passwords via SMS, Voice, WhatsApp, Viber, RCS, or Email, all through a single connection, so you can verify logins and transactions while keeping fraud out.

  1. Ensure reach and deliverability with SMS or Voice

  2. Increase security with WhatsApp, Viber, or RCS

  3. Reduce costs with email OTPs

OTP as a ServiceTo our developers docs

Number Validation Pricing

Service Price per Query
Service Price per Query

Format Validation (Static)

Free

Network Lookup (MNP)

€ 0,0020

Live Lookup (HLR)

€ 0,011

Stop Spending Money on Invalid Phone Numbers

Get started with Number Validation for efficient and safe engagement with your target audience. Reach out to our dedicated specialist to get a custom quote tailored to your business.

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