A practical guide to international number detection: filter out invalid overseas customer numbers

Based on the rules of different countries, the system automatically completes the country code and verifies the number length (e.g., 10 digits + country code for the United States, 10 digits + country code for India) to avoid omissions in the filtering process due to formatting errors.

In conjunction with global phone number generation, the number filtering tool can filter numbers according to "country/region compliance requirements," ensuring that marketing complies with local regulations.The addition of each new member can bring vitality, or it can hide huge threats such as advertising bots, malware promotion, and even financial black market activities.

Traditional management methods rely on manual patrols by administrators and TG screening based on simple keywords. This is not only inefficient, but also like a never-ending "cat and mouse game," leaving operators exhausted.However, with the development of artificial intelligence technology, intelligent TG screening systems are now able to accurately identify and intercept these risks at the source, raising community security to a whole new level.This article will explore in depth how to use professional tools such as "ITG Global Filter" to build a powerful defense system and truly achieve the goal of reducing community risk by 90%.

Administrators cannot provide 24/7 uninterrupted monitoring. Spam often erupts late at night or during moments of administrator oversight, quickly flooding the screen in just a few minutes, severely impacting the normal user experience, and the subsequent cleanup costs are extremely high."ITG Global Filtering" is a professional Telegram community management tool. Its core value lies in combining artificial intelligence with multi-dimensional data analysis, realizing a paradigm shift from "passive response" to "proactive defense".

In the era of digital communities, security is the greatest factor in user experience and a core competitive advantage.

By deploying powerful intelligent TG screening systems like "ITG Global Screening," community operators can finally be freed from tedious and repetitive manual labor and focus their energy on building the community ecosystem and member interaction.Quickly distinguish between invalid phone numbers, suspended phone numbers, and legitimate registered accounts, directly eliminating 100% of invalid resources and reducing cost waste by more than 50%.

Identify "risky accounts" that have been banned by WhatsApp, have received numerous reports, or have abnormal device activity, to prevent your marketing accounts from being implicated due to association with these risky accounts.It can accurately identify virtual numbers such as Google Voice and TextNow, as well as temporary registration numbers from India and Southeast Asia. The user activity rate of these numbers is less than 5%, and filtering them can significantly improve the quality of ad delivery.

ITG Global Screening, a global WhatsApp screening platform, has customized exclusive screening rules for key markets that businesses are focusing on developing by 2025, including the United States, India, Southeast Asia, and Europe.Based on the rules of different countries, the system automatically completes the country code and verifies the number length (e.g., 10 digits + country code for the United States, 10 digits + country code for India) to avoid omissions in the filtering process due to formatting errors.