Network & carriers
Hong Kong's telecom market is regulated by the OFCA, with CSL, SmarTone, China Mobile Hong Kong, and 3 Hong Kong as the major carriers.
+852 · HK · UTC+8
Hong Kong
Country Code & Virtual Numbers
Hong Kong's +852 code covers one of Asia's most compact, high-density telecom markets, with no area codes needed. Capital: Hong Kong · Business hours: 8:00 PM–4:00 AM EST.
// The Basics
What is the +852 country code?
Hong Kong's international dialing code is assigned by the ITU (International Telecommunication Union) and used for every call placed from outside the country.
Numbering format
Hong Kong uses a flat 8-digit numbering system with no area codes — every landline and mobile number is dialed the same way across the entire territory.
Calling culture
Hong Kong business culture blends efficiency with relationship-building — calls tend to be prompt and professional, with courtesy valued alongside speed.
Did you know
Hong Kong's flat 8-digit numbering system, with no area codes, reflects the territory's small geographic footprint relative to its population density.
// Quick Facts
A quick read on Hong Kong numbers.
Hong Kong has no area codes — every number is a flat 8 digits, the same format used across the entire territory. Rozper stores and dials contacts in full E.164 format automatically, so you never have to think about the formatting.
Want to call Hong Kong from abroad? Dial your local exit code, then 852, then the local number.
Best time to call Hong Kong from the US
Hong Kong is on UTC+8 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Hong Kong virtual number?
A +852 virtual number gives your business instant local presence in Hong Kong — without the overhead.
Local caller ID in Hong Kong
When you call from your virtual Hong Kong number, contacts see a local +852 number — dramatically improving answer rates.
No office needed
Establish a local presence in Hong Kong without renting space, hiring locally, or installing any hardware.
Instant credibility
A local +852 number signals genuine presence in one of Asia's key financial hubs, where speed and professionalism are both expected.
Routes to any device
Calls to your Hong Kong number ring your team on mobile, desktop, or desk phone — wherever they work.
// Platform Features
Everything to call Hong Kong
The tools to reach Hong Kong contacts reliably and scale your international presence globally.
150+ country coverage
Get virtual numbers in over 150 countries on the same platform — one dashboard, one bill.
HD voice quality
Crystal-clear calls over our optimised global carrier network. No degraded quality from international routing.
Call recording
Every call recorded and transcribed automatically. Review, share, and reference conversations easily.
Voicemail to text
Voicemails transcribed and delivered by email or SMS. Never miss a message across time zones.
CRM auto-logging
All calls to and from your international number auto-logged in Salesforce, HubSpot, or Zoho.
International analytics
Call volume, answer rates, and duration broken down by country, region, and time of day.
Local Caller ID
Show a local country number as your caller ID when dialling internationally. Improves pickup rates significantly.
Instant provisioning
Activate a new country number in under 60 seconds. No contracts, no hardware, no waiting.
99.99% uptime SLA
Enterprise-grade reliability for your international calling infrastructure, 24/7.
// Get Started
Get a Hong Kong number today
Active in under ten minutes. No contracts required.
- 01
Sign up
Create your Rozper account in under 2 minutes. No credit card required to start your free trial.
- 02
Get your number
Browse available numbers in your target country and activate instantly.
- 03
Configure routing
Route calls to any device. Set business hours, voicemail, and IVR from your dashboard.
- 04
Start calling globally
Make and receive international calls immediately. Active in under 10 minutes.
// Complete List
All world dial codes by country.
Every country and territory, every international dial code. Click a country to browse it.
List of World Countries and Their Dial Codes
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Frequently Asked
Hong Kong questions answered.
Answers about Hong Kong's area-code-free numbering, efficient business culture, and getting a local +852 virtual number.
The international dialing code for Hong Kong is +852. When calling from the US, dial 011 + 852 + the local number. Rozper handles this automatically.
A Hong Kong virtual number goes live in under 10 minutes. Ask us how.
Start calling Hong Kong, not tomorrow.
Get a virtual Hong Kong number or make direct international calls to +852 — active in under ten minutes.