Country code
Laos: +856
Laos uses country code +856. From the United States, dial 011 856 20 23 123 456. A number is written +856 20 23 123 456.
How to call Laos
The table uses the example number below. Replace it with the number you are calling. Drop the 0 at the start of the national number when you dial from abroad.
| Calling from | Exit code | Dial |
|---|---|---|
| Any mobile phone | None | +856 20 23 123 456 |
| United States | 011 | 011 856 20 23 123 456 |
| Canada | 011 | 011 856 20 23 123 456 |
| United Kingdom | 00 | 00 856 20 23 123 456 |
| Australia | 0011 | 0011 856 20 23 123 456 |
| Germany | 00 | 00 856 20 23 123 456 |
| France | 00 | 00 856 20 23 123 456 |
| India | 00 | 00 856 20 23 123 456 |
| Japan | 010 | 010 856 20 23 123 456 |
| Mexico | 00 | 00 856 20 23 123 456 |
| South Africa | 00 | 00 856 20 23 123 456 |
How a Laos number is built
Digit counts are the national number only, after the country code and without the 0 trunk prefix.
| Line | Digits | Pattern |
|---|---|---|
| Mobile | 9 or 10 digits | (?:20(?:[23579]\d|8[78])|30[24]\d)\d{6}|30\d{7} |
| Landline | 8 digits | (?:2[13]|[35-7][14]|41|8[1468])\d{6} |
- Example, national form
- 020 23 123 456
- Example, international form
- +856 20 23 123 456
Validate a Laos number
Paste a number and the tool checks it against the numbering plan. It returns the standard formats and the line type the plan assigns.
Type the number the way it is written in Laos, or start with + and the country code.
Who first issued each range in Laos
11 ranges are listed in the source with the network that first held them. Numbers port between networks, so the current network can differ.
| Starts with | First issued to |
|---|---|
| +856 202 | ETL |
| +856 203 | ETL |
| +856 205 | Lao Telecom |
| +856 207 | Beeline |
| +856 208 | Best Telecom |
| +856 209 | Unitel |
| +856 302 | ETL |
| +856 304 | Unitel |
| +856 305 | Lao Telecom |
| +856 307 | Lao Telecom |
| +856 309 | Unitel |
11 rows. The first issuer of the range; numbers port between carriers, so the current carrier can differ.
Questions about calling Laos
- What is the country code for Laos?
- The country code for Laos is +856. Written in full, a number looks like +856 20 23 123 456.
- How do I call Laos from the United States?
- Dial 011, then 856 20 23 123 456. On a mobile phone you can dial +856 20 23 123 456 instead.
- Do I dial the 0 at the start of a Laos number from abroad?
- No. The 0 is the trunk prefix used for calls inside Laos (020 23 123 456). From abroad it is dropped after +856 (+856 20 23 123 456).
- How many digits is a Laos phone number?
- Mobile numbers have 9 or 10 digits after the country code. Landline numbers have 8 digits.
- How do I call another country from Laos?
- Dial 00, then the country code and the number. On a mobile phone, + replaces 00.
Check numbers in bulk with the API
| Product | Credits | Docs |
|---|---|---|
| Phone Numbering-Plan Validation | 1 credit per valid number | API docs |
| Country Calling Codes | 1 credit per lookup (an unknown code, country or name is free) | API docs |
Number patterns, lengths and examples: libphonenumber-js 1.13.15, released 2026-10-08, read 2026-10-19, built on Google's libphonenumber metadata. Place names and first issuers: libphonenumber geocoding and carrier files, read 2026-10-19. Library. LookValid is not connected to Google or to any phone company named here.