Every number type in Hong Kong SAR China with real format examples: how numbers are written domestically, how to dial them from abroad, and the E.164 form your systems should store.
Right now in Hong Kong SAR China
--:--
Country code
+852
Trunk prefix
none
Intl. call prefix
00(?:30|5[09]|[126-9]?)
Mobile digits
8
Number formats by type
Examples from the official numbering plan metadata. The E.164 column is the normalized form for databases and APIs.
Type
Domestic (national)
From abroad
E.164
Digits
Landline
2123 4567
+852 2123 4567
+85221234567
8
Mobile
5123 4567
+852 5123 4567
+85251234567
8
Toll-free
800 123 456
+852 800 123 456
+852800123456
9
Premium rate
900 12 345 678
+852 900 12 345 678
+85290012345678
[5-8],11
How to call Hong Kong SAR China
From abroad: dial +852 (or your country's exit code, e.g. 00 from Europe, 011 from North America), then the national number. Example: +852 5123 4567
Within Hong Kong SAR China: dial the number as written domestically. Example: 5123 4567
Calling abroad from Hong Kong SAR China: the international prefix is 00(?:30|5[09]|[126-9]?), or simply use + on mobiles.
Storing numbers in software: always store E.164 (+85251234567): unambiguous, sortable, and what SMS and telephony APIs expect.
Exact dial sequence from your country
Pick where you are calling from and get the digit-for-digit sequence for a Hong Kong SAR China number, with your country's exit code instead of the generic +.
Dial exactly
Frequently Asked Questions
What is the phone number format in Hong Kong SAR China?
Numbers in Hong Kong SAR China use country code +852. A mobile number looks like 5123 4567 domestically, or +852 5123 4567 in international format (E.164: +85251234567). Mobile numbers have 8 national digits.
How do I call Hong Kong SAR China from abroad?
Dial your country's international prefix (or +), then 852, then the national number. Example: +852 5123 4567.
What is the country calling code for Hong Kong SAR China?
The country calling code for Hong Kong SAR China is +852. To call abroad from Hong Kong SAR China, the international prefix is 00(?:30|5[09]|[126-9]?) (or use +).
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