Country calling code

Hong Kong country code: +852

Q: What is the country code of Hong Kong?

The country calling code of Hong Kong is +852.

To call Hong Kong from another country, dial your exit code, then 852, then the national number. A Hong Kong mobile number dialled from abroad looks like +852 5123 4567.

Country code: +852
Exit code (IDD): 00
Trunk prefix: None
Mobile number length: 8 digits
ISO country code: HK
Time zone: UTC+8
Capital: Hong Kong
Currency: HKD

How to call Hong Kong

1
Dial the exit code of the country you are in. 011 in the US and Canada, 00 in the UK and most of Europe, 0011 in Australia. On a mobile phone, press and hold 0 to type + instead.
2
Dial 852, the country code of Hong Kong.
3
Dial the local number.

Calling from	You dial
Inside Hong Kong	5123 4567
Any mobile phone	+852 5123 4567
United States or Canada	011 852 5123 4567
UK, Germany, India and most countries	00 852 5123 4567
Australia	0011 852 5123 4567
Japan	010 852 5123 4567

Example with the Hong Kong sample number +85251234567.

Calling abroad from Hong Kong

Dial the exit code 00, then the country code and the number. To call the US from Hong Kong: 00 1 + area code + number.

Hong Kong phone number format

Example numbers for each number type, written the way they are dialled inside Hong Kong and from abroad. The length counts the digits after the country code.

Type	National format	International format	E.164	Digits
Mobile	5123 4567	+852 5123 4567	+85251234567	8
Landline	2123 4567	+852 2123 4567	+85221234567	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, 6, 7, 8, 11
Personal number	8112 3456	+852 8112 3456	+85281123456	8
Pager	7112 3456	+852 7112 3456	+85271123456	8
UAN (universal access)	3016 1234	+852 3016 1234	+85230161234	8

Mobile networks in Hong Kong

The first digits of a number show which network the number range was assigned to. Numbers can be ported to another network later.

All 448 prefixes →

HKT

150 prefixes

44144344444546084609461046114613461446404647+138

China Mobile

102 prefixes

40944044746174618462046214622462346244634659+90

SmarTone

66 prefixes

46254626462746284629464146424643464446454735236+54

3

48 prefixes

5195289533546556563566569596597604607+36

China Unicom

28 prefixes

4064604615461646504651465246535386361652655+16

Hutchison Telecom

26 prefixes

442444144424464484494704714726472747284729+14

Hong Kong country code: FAQ

What is the country code of Hong Kong?

The country calling code of Hong Kong is +852.

How do I call Hong Kong from abroad?

Dial your exit code (011 from the US and Canada, 00 from most of Europe, or simply + on a mobile phone), then 852, then the local number without the leading %!s(). Example: +852 5123 4567.

What is the exit code for international calls from Hong Kong?

To call another country from Hong Kong, dial 00, then the other country's code and number. On mobile phones you can always use + instead.

How many digits does a Hong Kong mobile number have?

Mobile numbers in Hong Kong have 8 digits after the country code (without the trunk prefix), for example +852 5123 4567.

Which mobile networks operate in Hong Kong?

Mobile number ranges in Hong Kong are assigned to HKT, China Mobile, SmarTone, 3 and others. Because numbers can be ported between networks, the prefix shows the network a number was originally issued to. Use the carrier lookup to check a specific number.

How can I check if a Hong Kong phone number is valid?

Enter the number in the checker on this page. It checks the length and number ranges of Hong Kong offline. To verify numbers in bulk or from your own software, use the numlookupapi phone validation API.

Phone number API

Validate numbers like this in your app

numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.

Read the documentation

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GET https://api.numlookupapi.com/v1/validate/+85251234567

{
  "valid": true,
  "international_format": "+85251234567",
  "country_prefix": "+852",
  "country_code": "HK",
  "line_type": "mobile",
  "carrier": "…",
  "e164_format": "+85251234567",
  "national_format": "5123 4567"
}