Data Breach Law Group Investigates the MASTER MOBILELINK LLC AND MOBILY LLC, D/B/A MOBILELINK Data Breach
By Data Breach Law Group | Posted on February 26, 2026 · Illinois
Miami, FL — Data Breach Law Group is investigating a data breach involving MASTER MOBILELINK LLC AND MOBILY LLC, D/B/A MOBILELINK, reported to the Illinois Attorney General on February 26, 2026. The firm is reviewing whether affected individuals have legal claims arising from the incident.
Master Mobilelink LLC and Mobily LLC, d/b/a Mobilelink, appears to be a wireless retail and telecommunications service provider specializing in the sale of mobile devices, accessories, and cellular service plans. As a retailer in the telecommunications sector, the company typically collects and maintains sensitive customer information, including personal identification details, payment card data, and account credentials necessary to manage wireless services. In 2026, the company officially reported a data breach to the Illinois Attorney General, indicating that unauthorized access to their systems may have compromised customer records. If you received a data breach notification letter from Mobilelink, it means your personal information was likely stored within their systems at the time of this incident, and you should take immediate steps to monitor your accounts for suspicious activity.
If you were affected
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.
Did you receive a letter from MASTER MOBILELINK LLC AND MOBILY LLC, D/B/A MOBILELINK?
A case review is free and confidential. Tell us about your letter and we will explain your options.