Phone-Validator - Made in Germany and 100% EU-GDPR compliant
Verify & Clean Up Phone Numbers from 240 Countries World-Wide
With our Real-Time Phone Number Validation service you can easily clean up existing contact data or verify if phone numbers are valid and callable. Our service also detects the correct line type to ensure full compliance with the FCC Telephone Consumer Protection Act (TCPA).

International Phone Validator

Accurate and Reliable Contact Data with Byteplant's Phone Validation Services

Phone calls and texting remain important communication and marketing channels for a lot of businesses. Since 2003 Byteplant helps large enterprises and small businesses maintain a clean contact list with easy-to-use and cost effective phone validation services.

Byteplant Phone Number Validator: Verify Landline and Mobile Numbers in 240 Countries Worldwide

Identifying incorrect or outdated phone numbers avoids frustration, saves you a lot of time & money and makes the phone an efficient and effective communication channel for your business:

  • Reduce Fraud: Byteplant will help you spot any fraudulent sign-ups.
  • Reduce Typos and Errors: Our API allows users to correct their contact data immediately right at the point of sign-up.
  • Maximize Marketing ROI: Before sending a SMS or calling your customers, ensure that the number is valid with a live check using our real-time API or our phone list cleaning services.
Online Phone Number Validation API
Phone Validator API
Verify phone numbers in real-time right at the point of entry with Byteplant's Phone Number Verification API. We help you increase conversions and reduce fraud, maintaining relevant regulations compliance. Our phone validation online API can be easily integrated into website forms or mobile apps and makes sure that only valid numbers are accepted to your contact list.
Phone List Cleaning
Phone List Validation & Cleaning
Validate international phone numbers from 240 countries world-wide and get accurate status results with our phone list validator. Maintaining clean contact data maximizes your revenue and improves your business performance.

Validate Phone Number

You can test our Phone Number Validator here for free - just register for a free API key.

What makes Phone-Validator Unique?

Byteplant's phone verification tool validates any mobile or landline phone number in 240 countries world-wide and provides detailed information like the status ("valid/confirmed", "valid/unconfirmed" or "invalid") as well as the line type and geolocation.

During the entire validation process, phone numbers are not contacted in any way, nor will any phones connected to a line ring.

More than 500,000 users worldwide rely on our products & services every day.

You can use our Phone Validation API to check up to 100 phone numbers for free -
just register for your free account and we send you an email with the details!