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Get in Touch

We're here to help you stay connected. Reach out to us for any questions about our services, partnerships, or support.

Send us a message
Contact Information

Office Address

42sim
Suite 1106-08, 11/F Tai Yau Building
No. 181 Johnston Road
Wan Chai, Hong Kong

Business Hours

Monday - Friday: 9:00 AM - 6:00 PM HKT
Saturday: 10:00 AM - 2:00 PM HKT
Sunday: Closed

Website

42sim.com
Quick Response Time

We typically respond to all inquiries within 24 hours during business days. For urgent matters, please indicate so in your message.

Frequently Asked Questions

How do I activate my eSIM?

Once you purchase an eSIM, you'll receive a QR code via email. Simply scan it with your compatible device to activate instantly.

Do you offer business accounts?

Yes! We offer customized enterprise solutions with centralized management, bulk provisioning, and dedicated support.

What countries do you cover?

We provide coverage in 190+ countries worldwide, including all major travel destinations across all continents.

How can I become a partner?

Fill out the contact form above and select "Partnership Opportunities" as your interest type. Our partnership team will reach out to you.