Verify Hong Kong Phone Numbers - Country Code +852
Our phone number lookup tool above instantly verifies whether a phone number belongs to Hong Kong by analyzing its country code and number format. Hong Kong phone numbers use the country code +852 and follow an 4, 8 to 9 digits national format.
| Country: |  Hong Kong (HK, HKG) |
|---|---|
| Country Calling Code: | +852 |
| National Number Format: | 4, 8 to 9 digits |
| Example Number: | +852 9123 4567 |
| International Dialing Prefix: | 001 |
| National Trunk Prefix: | - |
| Time Zone (UTC/DST): | +8 |
| Regulator: | Office of Communications Authority (OFCA) |
Find Phone Numbers in Hong Kong Directories
Looking for a specific company's contact information? Use trusted local business directories to find phone numbers and addresses.
Yp.com.hk
Yellow Pages business guide for Hong Kong. In English and Chinese (Traditional Han).
Reverse Phone Lookup
Stop wondering who called! Enter any phone number to instantly get detailed information.
Identify Hong Kong Mobile Operator
Reverse phone lookup results may include which mobile operator issued a phone number. Mobile numbers are usually issued by one of the following operators:
CSL
MCCMNC code: 45400, 45402, 45416, 45418, 45419, 45420, 45429
3
MCCMNC code: 45403, 45404, 45405, 45414
CMHK
MCCMNC code: 45412, 45413
SmarTone
MCCMNC code: 45406, 45415, 45417
Calling from Hong Kong to the United States
To call United States from Hong Kong, follow this exact dialing sequence:
- 001 - Hong Kong's international access code
- 1 - United States country code
- Area Code - Specific U.S. area code
- 7-digit number - The local phone number
Example: To call (312) 555-0123 from Hong Kong, dial: 001 1 312 555 0123
Useful tip: Confirm you're calling the right person and avoid costly mistakes using the US phone number identification system. If you know you should be calling to a specific U.S. city, let's say Houston, then you should use phone number lookup tool for Houston, Texas, or its area codes (713, 281, 832, 346).
Hong Kong National Numbering Plan (Country Code +852)
Overview
- Country Code: +852
- Standard Number Length: 8 digits (excluding access codes or prefixes)
- Number Types: Allocation is by leading digit or block, indicating service type or allocation.
Number Categories
- Access Codes & Short Codes:
- Leading '0': Reserved for access codes, migration/digit-upgrade, international gateways.
- Short Codes: 1xx, 10xx, etc., for emergency (e.g., 999), repair, directory enquiries, hotlines.
-
Categories:
- Cat. 1: Universally accessible & allocated (e.g., 999 emergency)
- Cat. 2: Universally accessible, single operator
- Cat. 3: Not passed across networks, universally allocated (e.g., 108x directory enquiry)
- Fixed Line Numbers:
- Start with 2xxx xxxx or 3xxx xxxx
- Allocated to major fixed-line operators
- Mobile Numbers:
- Start with 5xxx xxxx, 6xxx xxxx, or 9xxx xxxx
- Allocated to mobile operators (CSL, SmarTone, 3HK, China Mobile HK, etc.)
- Special & Value-Added Services:
- 7xx, 8xx: Paging, personal number services, trunking, toll-free, etc.
- 800: Toll-free, 900: Premium/Infoline (up to 11 digits)
- Reserved/Spare Ranges:
- Ranges marked “Reserved” are held for future use/migration
- “Spare - open for application” are available to operators
Sample Prefix Reference
| Prefix / Range | Typical Use | Example | Allocation |
|---|---|---|---|
| 2xxx xxxx | Fixed line | 2123 4567 | PCCW, HKBN, HGC, etc. |
| 3xxx xxxx | Fixed line | 3123 4567 | HGC, etc. |
| 5xxx xxxx | Mobile | 5123 4567 | CSL, SmarTone |
| 6xxx xxxx | Mobile | 6123 4567 | 3HK, China Mobile HK |
| 9xxx xxxx | Mobile | 9123 4567 | SmarTone, etc. |
| 800 xxx xxx | Toll-free | 800 123 456 | Freephone |
| 900 S-ABCDEFH | Infoline/Premium | 9006 123456 | Various |
| 999 | Emergency | 999 | All networks |
| 108x | Directory enquiry | 1083 | All networks |
| 1xx, 10xx | Short codes | 112, 1000 | Operator/service |
| 7xx | Paging/reserved | 7001 2345 | Various |
| 8xx | Trunking/freephone/paging | 800 123 456 | Various |
Consumer Information
- Most Hong Kong numbers are 8 digits (excluding special services).
- Use 999 for emergencies; 800 for toll-free; 900 for premium/infoline.
- Prefix determines service: 2/3 = fixed, 5/6/9 = mobile, 7/8/900/800/1xx = special.
- Full allocation and assignment is managed by OFCA.
- Up-to-date information and applications: OFCA Numbering Plan Portal