SIM Owner Details in Singapore

If you are concerned about privacy and personal data and searching for a simple and easy method to find SIM owner details in Singapore, then here is a complete guide for you! No matter what the person's reason is, whether it’s for security purposes or simply managing mobile subscriptions, checking and updating SIM owner details is important everywhere.

📱What Are SIM Owner Details?

Before proceeding to the procedure, it is important to understand what SIM owner details Singapore basically refer to. It includes all the personal information that is registered to a specific SIM card at the time of activation or when buying the SIM card. All postpaid and prepaid SIM cards in Singapore have to be registered with the user's actual identity or ID card.

✅SIM Registration Rules in Singapore

In 2025, the Infocomm Media Development Authority (IMDA) imposed stringent laws for SIM card registration to boost national security and forestall abuse. Some of the most important points of registration to remember:

• All SIM cards are required to be registered at the time of purchase through a valid ID.
• Each individual can register a maximum of 10 prepaid SIM cards.
• Telcos and mobile shops are required to verify and record ID information prior to activation.
• If the individual is a foreigner, they can register SIM cards under their passport or FIN.

🧾 How to Check SIM Ownership (Your Own)

Moreover, if the person is confused about how many SIMs are registered under their name or wants to know SIM owner details Singapore, they can contact their telecom operator. Here are some of the major operator contacts:

• Singtel: Dial 1688 or visit www.singtel.com
• StarHub: Call 1633 or log into your StarHub account
• M1: Use the My M1+ app or call 1627

The individual can request a summary of all active lines under their ID card.

🔍 Can You Check SIM Owner Details?

It is crucial to know that accessing someone else's SIM owner details without their permission can lead to legal issues in Singapore. According to Singapore regulations and laws, there is no telecom network or online website that allows individuals to breach the identity of a SIM card holder. However, here are legal alternatives:

• Report suspicious activity instantly to police or your SIM operator (Singtel, StarHub, M1).
• If you’re a business or institution affected by fraudulent use of numbers, telcos can cooperate under lawful investigations.
• Police or Law enforcement agencies can retrieve SIM owner details Singapore if there's a criminal case involved.

🛡️ Why SIM Registration Matters

Proper SIM registration process saved you from many external harms, like:

• Reduces fraud and identity theft.
• Helps in criminal investigations.
• Enables secure digital services (e.g., banking via OTPs).
• Always keep your registration details up to date, especially if you lose your SIM or switch providers.