How to obtain contacts through a US number query and generate a VCF file?

I went through a lot of detours because I neglected WhatsApp number filtering: from incorrect number formats to inefficient manual verification, until I discovered the ITG global filtering tool, which truly unlocked the secret to efficient number filtering.

The system supports user-activated, online, and time-of-use filtering, allowing operations teams to understand account activity patterns and optimize social advertising strategies.The cloud control platform provides batch generation of mobile phone numbers for Japan, India, Mexico, and the United States, combining social account activity to achieve targeted cross-border outreach.

The system combines interaction and online filtering to quickly target high-value users, making social media operations more intelligent and efficient. The cloud control system offers self-screening, proxy screening, and detailed screening modes to meet the needs of different scenarios and enable efficient bulk account management.It supports bulk export of screening results, making it easy to manage Telegram, WhatsApp, Facebook, and LinkedIn accounts, enabling rapid implementation of promotional tasks.The system allows for customized screening plans to precisely target potential users by age, gender, online time, and interaction frequency, optimizing social media marketing strategies.

The cloud control system automatically removes unused and anomalous accounts. Combining self-screening and proxy screening, it ensures cleaner data and more targeted and efficient promotions.Using profile and nickname filtering, you can quickly identify target customers, achieving precision and increased efficiency in social media promotions.

The system supports batch management of accounts across multiple platforms, combining active and online screening to ensure that every promotion targets potential customer groups.

The cloud control platform offers customized and detailed screening modes, flexibly meeting various business scenarios and ensuring precise implementation of social media promotions.The system supports generating mobile phone numbers for India, Japan, Mexico, the United States, and other regions, combining account activity analysis to achieve cross-border precision marketing. By enabling filtering, activity filtering, and interaction filtering, you can monitor target user status in real time and improve social media operation efficiency.

The cloud control system allows you to filter accounts by age, gender, frequency of interaction, and online time, enabling precise targeting of potential customer groups.The system supports batch export of screening results, making it easy to manage accounts across multiple platforms and effectively implement and execute marketing plans.

The cloud control platform combines self-screening, proxy screening, and detailed screening modes to efficiently filter batch accounts, ensuring more targeted marketing efforts.The cloud control system supports unified management of accounts across multiple platforms, allowing you to batch filter by age, gender, and activity level, enabling precise marketing efforts across Telegram, WhatsApp, LinkedIn, and Facebook.