Hong Kong Phone Number Format: Everything You Need to Know

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Krishna Pankhania
Senior Writer:
green tickPublished : July 17, 2025
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No Time for a 5-Minutes Read? Get Insights of Hong Kong Phone NUmebr in 15 Seconds

To call Indonesia from Canada, start by dialing the Canadian exit code, which is 011. Next, enter 62, the country code for Indonesia. Dial 011 + 62, then for landlines add the city code (e.g., 21 for Jakarta, 361 for Bali) before the local number. For mobiles, omit the leading zero and dial 011 + 62 + mobile number without the 0.

  • Key Takeaways:
    • Country Code:Always use +852 when calling Hong Kong from abroad.
    • No Area Codes: Hong Kong does not use separate area codes; all local numbers are 8 digits long.
    • Number Start Digits:
      • Fixed lines typically start with 2 or 3.
      • Mobile numbers usually begin with 4, 5, 6, 7, 8, or 9.
      • Emergency services (999) and some special numbers are shorter (3-5 digits).
    • Best Time to Call: To align with Hong Kong business hours (8 AM - 6 PM HKST), consider time differences:
      • Europe (CET): 1 PM - 6 PM.
      • North America (EST): 8 PM - 10 PM.
      • North America (PST): 7 PM - 9 PM.
      • Australia (AEST): 9 AM - 12 PM.
    • Benefits for Businesses: Using a Hong Kong number (especially virtual ones) can establish a local presence, reduce international call costs, expand global reach, and improve customer support by providing a local point of contact.
    • Common Issues & Solutions: Issues like calls not connecting or dropped calls are often due to incorrect formatting (missing country code) or network instability. Always double-check the +852 prefix and ensure a stable connection.

If you have a business in or with Hong Kong, it is important to know how to dial Hong Kong’s phone number properly. Whether you’re dialing a fixed line or a mobile phone number, having the right Hong Kong phone number format ensures your calls go through smoothly.  In this blog, we will cover everything from the Hong Kong country code to reach local phone numbers in Hong Kong. Let’s keep it simple and clear so you can stay connected without any hassle.

What is the Standard Hong Kong Phone Number Format?

The standard Hong Kong phone number format is simple and consists of three main components: the country code, area code, and the local number.

  • Country Code: Hong Kong uses country code 852, which should be dialed before the phone number.
  • Area Code: Unlike other countries, Hong Kong phone code does not have a specific area code. All phone numbers, whether they are fixed line or mobile phone numbers, use the same structure.
  • Phone Number: A Hong Kong phone number is always 8 digits. This means that you will have a total of 11 digits while dialing from abroad, including the country’s code.

For example, a typical Hong Kong phone number would look like this: +852 1234 5678.

Hong Kong Country Code and Area Codes Explained

When dialing Hong Kong, it’s essential to understand its country code, area code structure, and the international call prefix. Country Code:

  • Hong Kong’s country code is +852. Always start with this when dialing internationally.
  • For example, if you’re calling a Hong Kong phone number like 1234 5678, you would dial +852 1234 5678.

Area Codes:

  • Hong Kong does not use separate area codes. All numbers, whether mobile or fixed line, follow the same format with eight digits. This uniform format applies to all local telephone numbers and telephone lines in Hong Kong.
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Pro-Tip

If you are calling emergency services or charity hotlines, keep in mind that these numbers can have small formats, which can have 3 to 5 digits. Always confirm the correct number before.

What Is the Best Time to Call Hong Kong?

To reach Hong Kong during business hours, it’s essential to consider the time difference. Here’s when to call based on your region:

Best Calling Hours by Region

If you’re in Europe:

  • To connect with Hong Kong during its business hours, aim for a call between 1 PM – 6 PM CET. This will correspond to 8 AM – 1 PM HKST in Hong Kong.

If you’re in North America:

  • East Coast (EST): Call between 8 PM – 10 PM EST, which aligns with 11 AM – 1 PM HKST in Hong Kong.
  • West Coast (PST): For the best time, try between 7 PM – 9 PM PST, which is 10 AM – 12 PM HKST.

If you’re in Australia:

  • For Australian callers, dialing between 9 AM – 12 PM AEST will ensure you reach Hong Kong during its business hours (11 AM – 2 PM HKST).
Remember Me
  • If you are calling a Hong Kong phone number from Mainland China, remember to check the IDD service provided by your local provider. Exit codes vary depending on the location, and using the correct one will ensure successful connections.

How to Call a Hong Kong Number Using CallHippo?

Calling a Hong Kong phone number with CallHippo is simple:

  1. Set Up CallHippo: Create an account for your business.
  2. Choose a Hong Kong Area Code: Select the desired province and area code.
  3. Browse Available Numbers: Pick from fixed-line or mobile phone numbers.
  4. Select Your Number & Plan: Choose your preferred number and pricing plan.
  5. Start Calling: Begin calling Hong Kong phone numbers right away.

Hong Kong virtual phone numbers provide more flexibility for business operations, including making calls from Hong Kong to other regions.

Struggling with caller ID restrictions?

Take control of your business communication with CallHippo. Get a Hong Kong business phone number and enjoy smooth, unrestricted calling services.

Top 4 Benefits of Using a Hong Kong Number for Business

Having a Hong Kong phone number offers several advantages for businesses, whether you’re expanding into the market or looking to improve communication with clients in the region.

1. Professional Presence

A Hong Kong phone number gives your business a local identity. It builds trust with Hong Kong residents and businesses. A local number makes your company appear more professional and approachable. For example, a US-based company can use a Hong Kong phone number to create a local presence. This helps build credibility when reaching out to local phone numbers in Hong Kong. It establishes trust and professionalism.

2. Lower Costs

Using a virtual local telephone number reduces international call costs. It’s a more affordable alternative to traditional phone lines. This saves businesses money when connecting with Hong Kong phone numbers. For example, a European company can use a Hong Kong number to save on expensive international calls. They can stay connected with mobile and fixed land line numbers in Hong Kong without extra costs. It’s a cost-effective solution for global communication.

3. Global Reach

A Hong Kong business phone number expands your market reach. You can connect with customers in Hong Kong and nearby regions without a physical office. It helps businesses grow internationally. For example, a UK business can use a Hong Kong phone number to provide local support to Hong Kong customers. They can engage with local phone numbers easily, also offering emergency services across borders. This increases access to Hong Kong numbers and grows their presence.

4. Better Customer Support

A Hong Kong phone number makes customer support easier and more accessible. Customers are more likely to trust a local number for quick responses. This improves relationships with Hong Kong residents. For example, a tech company can set up a Hong Kong phone number to assist customers during local business hours. It ensures timely support for inquiries. This boosts customer satisfaction and establishes reliability in the Hong Kong SAR.

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CallHippo's Tip:

For businesses looking to set up Hong Kong phone numbers, make sure to comply with telephone monopoly regulations that govern number assignments. Use services that offer flexibility in terms of mobile and other users to avoid issues with caller ID restrictions.

Common Issues When Dialing Hong Kong Phone Numbers & Solutions

Dialing Hong Kong phone numbers can sometimes come up with issues that prevent a successful connection. These problems are usually related to incorrect formatting or network disruption, including forgetting the exit code.

1. Call Not Connected

A common issue when dialing Hong Kong phone numbers is that the call does not go through. This could happen if the country code or area code is missing or if there is an issue with the phone service. Solution: Ensure you’re dialing the Hong Kong country code (+852) before the 8-digit phone number. Double-check the number format and confirm there are no service disruptions.

2. Incorrect Number Format

Sometimes calls are unsuccessful due to dialing the wrong number format. Hong Kong phone number example, using a fixed line number or a mobile number incorrectly can lead to errors. Solution: Always dial the number in the correct format: +852 [8-digit number]. Avoid adding extra digits or missing the country code.

3. Calls Dropped

Calls to Hong Kong phone numbers may drop if there are network issues or weak signal strength. This can happen during international calls due to weak connections or poor quality. Solution: Check your internet or phone network connection, especially when using VoIP services like CallHippo. Ensure you have a stable network, and if necessary, try calling again at a later time.

Conclusion

Knowing the Hong Kong phone number format is important for businesses connecting with customers in the region. With the right country code and correct phone number format, you can make sure that your call passes smoothly. Using Callhippo for a Hong Kong virtual phone number helps you to save costs, expand your global access, and provide a better customer experience. By following the simple dialing guidelines set by the communications authority, you can avoid common issues such as incorrect number format and dropped calls, ensuring easy communication with Hong Kong clients.

FAQs

1. What is the Hong Kong phone number format?

Hong Kong phone numbers use a simple format:

  • Country code: +852
  • Local number: 8 digits (no area codes)
  • Complete format: +852 XXXX XXXX

Example: +852 2345 6789

2. How do I get a Hong Kong phone number?

For Hong Kong residents, you can obtain a phone number by visiting any telecommunications provider with your identification documents and completing the registration process. For businesses and international users, you have several options, including contacting individual telephone carriers directly, using forwarding services for your business operations, or considering virtual phone number services for international market access.

3. What do Hong Kong numbers start with?

The first digit immediately identifies whether you’re calling a fixed line, mobile phone, or special service. Numbers beginning with specific digits are allocated to different telecommunications services across the territory. Fixed line numbers: Start with 2 or 3

  • Examples: 2XXX XXXX, 3XXX XXXX

Mobile phone numbers: Start with 4, 5, 6, 7, 8, or 9

  • Examples: 5XXX XXXX, 9XXX XXXX

Pager numbers typically start with 7. Special services:

  • Emergency services: 999
  • Toll-free numbers: 800X XXXX
  • Premium rate services: Specific ranges

Special numbers in Hong Kong are usually three to five-digit numbers used for emergency, operator, or premium services.

4. What is the country code for Hong Kong?

The country code for Hong Kong is +852. How to dial:

  • From mobile phones: +852 + 8-digit local number
  • From US: 011 + 852 + local number
  • From UK: 00 + 852 + local number

All Hong Kong numbers are eight digits long with no area codes within Hong Kong. The present structure of the numbering scheme has been in use since 1989, making it easy to distinguish between fixed line and mobile numbers by their first digit. Hong Kong SAR uses +852 for all telephone services, and the emergency number is 999 for all emergency services, including the fire service and police.

Updated : July 17, 2025

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