Bulk WhatsApp Number Checker Online Free: Filter & Verify Numbers Instantly

Unlock the power of precision with WA-Filter, the ultimate WhatsApp number checker for bulk validation. Whether you’re looking to check WhatsApp number online or use an advanced WhatsApp number lookup tool, WA-Filter makes the process fast and reliable. With its efficient WhatsApp number filter, you can filter, check, and verify phone numbers in bulk.

Why Use WA-Filter for Bulk WhatsApp Number Checking?

WA-Filter allows you to:

• Verify thousands of numbers at once.
• Improve WhatsApp marketing accuracy.
• Save time and prevent messaging inactive contacts.

Upgrade your marketing strategy with WA-Filter today!

HOW TO USE WA-FILTER: STEP-BY-STEP GUIDE

Step 1: Download the Extension and Activate it:

Visit the WA-Filter website, click “Get Started”, and select “Add to Chrome”. Confirm the installation, then pin the extension to your browser’s toolbar for easy access. Lastly, login to WhatsApp Web.

Step 2: Manual Contact Filtering: 

Open the extension, enter phone numbers manually, and click “Start Filter”. A report of valid and invalid numbers will be downloaded automatically.

Step 3: Filter by Uploading Excel: 

Import your contacts using a CSV file, select the relevant sheet and column, and click “Start Filter”. The report will be downloaded after processing.