Support – callesim

Reliable eSIM Solutions

A retail store interior featuring a poster for phone repair, showcasing various smartphone images and the slogan 'You Break It, We Fix It!'. An ATM machine is positioned nearby, and a glass display case contains various products such as watches and small electronic items. Shelves under the counter hold boxed products.

Instant eSIM activation with no KYC, supporting voice and Wi-Fi calling for convenience.

A close-up of a red SIM card holder from MTS with its accompanying packaging. The card displays '4G LTE' and includes a microchip design. Two coins are placed on top of a printed document, partially obscuring the text in Russian.

Rechargeable plans starting at $7/month, keeping your USA phone number hassle-free.

A modern store interior is visible through a glass facade, showcasing a display for the iPhone 12 Pro. Two people wearing masks are present inside, near a staircase. Outside, a person wearing a security vest stands by the entrance.

24/7 support available, ensuring assistance whenever you need it for seamless transactions.

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Reliable eSIM Services

Callesim offers hassle-free eSIM solutions with voice and Wi-Fi calling, low monthly rates, and instant QR code delivery via email, ensuring convenience.

Get Started

Shelves display a variety of smartphone cases in multiple colors, arranged in an organized manner within a store. A sign in Cyrillic characters and advertisements for mobile network plans are visible above the cases.

A person holds a tablet displaying a digital catalog in a retail store. The background features glass display cases with various products, and the store interior includes hardwood flooring.