Global Call

Leading IDD and mobile operator

Communication Without Boundaries, Infinite Possibilities

Corporates and individual customers in Hong Kong can experience quality mobile, IDD, broadband, web SMS & MMS, conferencing and call forwarding services by Global Call.

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Connect Everything Seamlessly

Empowering Your Devices with IOT SIM Solutions

Experience uninterrupted connectivity for your smart devices, enabling real-time data exchange and innovative solutions across various industries.

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Revolutionizing Your Communication

Make Calls Anytime, Anywhere with Our Cloud Phone Services

A unified communications platform supporting multi-device and communication modes, enabling effective collaboration within your organization and with customers.

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Reach Your Audience Instantly

Amplify Your Messaging with SMS & MMS Blast Services

Effectively engage customers with targeted campaigns and rich multimedia messages, ensuring your brand stands out in their inbox.

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Special Offer

  • Special Offer For Cloud Phone First-Time Registration
  • Microsoft 365 Special Offer

Products & Services

Explore our comprehensive range of products and services to meet your communication needs.

Cloud Phone System

Global Call’s Cloud Phone System is a UC (Unified Communications) platform which unifies people anytime, anywhere on any device (smartphone, IP phone and desktop) and any operation system (both iOS and Android). It benefits communication across your organisation by supporting multiple modes of communication at your workplace. You can simply pick up the phone and dial a colleague’s extension or customer’s number to communicate and collaborate through text messaging, voice calling, video meeting, screen sharing etc. based on their preference and time of the day.

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Mobile Service

Global Call offers a variety of 4G, 4.5G, and 5G high-speed mobile data and voice services, catering to both individual users and multi-user sharing plans.

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IDD Service

Global Call’s crystal-clear IDD service let you keep connected with your beloved ones over the world.

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Microsoft 365

Global Call is an official partner of Microsoft. We are always willing to help our customers to find the most suitable service to develop a modern work-life style. By using Office365, you can share files and documents with your teammates at anytime, anywhere.

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Audio Conferencing

Crystal-Clear Audio, Anytime Anywhere, Cost Saving, Free Prepayment, 50-Minute Trial

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WEB SMS & MMS

Enjoy our fast and time saving web SMS and MMS service.

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With our trustworthy partners and suppliers, Global Call Limited provides excellent and wide-range services in Hong Kong.

Testimonial

We are proud to have provided excellent service to over 2,000 medium and large enterprises.

The integration of the Cloud Phone System has greatly enhanced the communication efficiency of our enterprise. Thank you for providing outstanding solutions!

Product Manager
Leading Food Delivery Company

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    Information Sharing

    iPhone 18 eSIM Transition

    iPhone 18 eSIM Transition

    Apple has been moving more iPhone markets toward eSIM-only designs, and industry rumours suggest that future iPhone models may continue this direction. However, reports also indicate that the transition may differ by region. Markets such as the US are more likely to push further toward eSIM-only models, while China, Hong…
    iPhone 18 AI Features & Network Readiness

    iPhone 18 AI Features & Network Readiness

    Market reports currently suggest that the iPhone 18 Pro may bring a stronger focus on on-device AI, potentially supported by Apple’s next-generation A20-series chip and higher memory configurations. As the product has not yet been officially announced, exact chip specifications, RAM capacity, and AI feature availability should be treated as…
    Data SIM Cards and Smart Cities: The Core Infrastructure of a Connected Future

    Data SIM Cards and Smart Cities: The Core Infrastructure of a Connected Future

    1. Data SIM Cards—The New Infrastructure of Smart Cities Data SIM cards are becoming the invisible backbone of smart cities. As 5G, IoT, and artificial intelligence rapidly integrate into public infrastructure, cities now rely on continuous, secure data transmission to monitor, regulate, and analyze massive volumes of information in real…
    The Role of Data SIM Cards in Connected Vehicles and GPS Tracking — Driving the Smart Mobility Era

    The Role of Data SIM Cards in Connected Vehicles and GPS Tracking — Driving the Smart Mobility Era

    As smart mobility and connected vehicle technologies continue to evolve, Hong Kong and global transport industries are embracing digital transformation.At the core of this ecosystem lies the Data SIM card, a key enabler that connects vehicles, servers, and cloud platforms. With it, businesses can achieve real-time GPS tracking, fleet management,…
    The Role of SIM Cards in IoT Applications: Connecting Smart Living in Hong Kong

    The Role of SIM Cards in IoT Applications: Connecting Smart Living in Hong Kong

    With the rapid expansion of the Internet of Things (IoT), smart devices in Hong Kong increasingly require reliable network connectivity to enable remote management, data transmission, and automation. SIM cards play an indispensable role in this digital era, providing robust mobile network access for a wide range of intelligent devices….
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    WHAT IS MICROSOFT 365

    Everyone has their own style of managing their documents. With the new Office 365, you are now able to share documents, exchange email, online-group discuss all under one platform. Without the restrictions of time and place, Office 365 can provide you the most efficient working experience and flexibility between different electronic platforms anytime, anywhere.

    What is Windows Virtual Desktop

    Windows Virtual Desktop is a comprehensive desktop and app virtualization service running in the cloud. It’s the only virtual desktop infrastructure (VDI) that delivers simplified management, multi-session Windows 10, optimizations for Office 365 ProPlus, and support for Remote Desktop Services (RDS) environments. Deploy and scale your Windows desktops and apps on Azure in minutes, and get built-in security and compliance features.