Calling Laos from Argentina: 00 856 [local number].
Quick answer
To call Laos from Argentina, dial 00, then 856, then the local number without leading zeros. Example: 00 856 20 23 123 456.
Plan before you dial with the international call cost calculator and the best time to call planner. Looking for a calling card alternative instead of the dialing instructions? Compare calling cards to Laos.
Dialing format
00 856 20 23 123 456
Exit code • Country code • Local number
Whether you’re calling family, friends, or business contacts, knowing how to call Laos correctly helps your conversation start smoothly. This guide covers the essential dialing steps, including country and area codes that are easy to miss. By the end, you’ll be ready to connect confidently with anyone in Laos - whether you’re calling Vientiane or anywhere else.
Follow these simple steps to make a call to Laos from Argentina
Start by dialing 00 (or use + on mobile). This is the international dialing prefix for Argentina.
Dial the country code +856 for Laos.
Dial the local phone number in Laos (typically 8-10 digits, without any leading zeros).
Full format: 00 856 [local number] - For example: 00 856 612 345 678
International Dialing Format
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Calling Code
+856
Capital of Laos
Vientiane
Region
Asia (South-Eastern Asia)
Currency of Laos
Lao kip (₭)
Laos Time Zones
UTC+07:00
Current time
Your time
--:--
Laos
--:--
Laos is --
Laos, located in South-Eastern Asia, is a nation with a rich identity. Its capital city, Vientiane, serves as the administrative center for a population of approximately 7.6M.
The official currency is the Lao kip (₭). When calling Laos, the country code is +856. The country observes the UTC+07:00 time zone(s), and the primary language(s) spoken include Lao.
Population
7.6M
Population Rank
#99 of 230
Language Footprint
Lao
Time Zone Footprint
UTC+07:00
City/Area Code Coverage
7 locations listed
Dial Code Status
Exclusive code in dataset
Laos currently has a 10-digit local number pattern in this guide, with country code +856.
Exit Code in Argentina
00 (dial 00 (or + from mobile))
Argentina Country Code
+54
Route Dialing Pattern
00 856 20 23 123 456
Capital Time Difference
10h destination ahead
Best Calling Window (Origin Time)
23:00-23:59 and 00:00-08:00
Currency Pair
Argentine peso ($) -> Lao kip (₭)
Primary languages: Argentina (Guaraní, Spanish) and Laos (Lao).
Shared language overlap: No direct overlap in primary language list. Primary timezones: Argentina (UTC-03:00) and Laos (UTC+07:00).
Use this route profile to plan a real call from Argentina to Laos, including the exit code, destination country code, time difference, and local context.
From
Argentina
To
Laos
For dialing this route, callers in Argentina usually start with 00 or the plus sign, then dial +856 before the local Laos number.
Argentina's primary timezone in this dataset is UTC-03:00, while Laos's is UTC+07:00. A practical origin-time calling window is 23:00-23:59 or 00:00-08:00.
Argentina callers are represented by AR/ARG, with Buenos Aires as a capital reference point, South America, 47M people, Argentine peso ($), and primary language context of Guaraní, Spanish.
Origin exit prefix: 00 or + from mobile. Origin country code: +54. Origin time zones: UTC-03:00.
Laos is represented here by LA/LAO, Vientiane, South-Eastern Asia, about 7.6M people, Lao kip (₭), and primary language context of Lao.
Destination calling code: +856. Destination time zones: UTC+07:00. Rate check: check live price before dialing.
This route combines Argentina's outbound dialing rules with Laos's destination numbering and local schedule. The primary timezone relationship is 10h destination ahead, and the recommended origin-time window is 23:00-23:59 or 00:00-08:00.
Dialing sequence: 00 856 local number. Business-hour window: 23:00-23:59 or 00:00-08:00. Time relationship: 10h destination ahead.
Destination market: Laos is in South-Eastern Asia, with Vientiane as a main administrative center. Calls from Argentina may reach family, companies, banks, hotels, clinics, or public offices across a market of about 7.6M. Primary language context: Lao. Local billing and everyday prices use Lao kip (₭).
Route context: Argentina is listed in South America with a population of about 47M; Laos is listed in South-Eastern Asia with about 7.6M. The main listed languages differ: Argentina (Guaraní, Spanish) and Laos (Lao). Currency context also changes across the route: Argentine peso ($) in Argentina and Lao kip (₭) in Laos.
| City / Region | Area Code | Full Dialing Pattern |
|---|---|---|
| Loungprabang | 856-71 | +856-71 [local number] |
| Mobile Phones | 856-20 | +856-20 [local number] |
| Pakse | 856-31 | +856-31 [local number] |
| Pakxan | 856-54 | +856-54 [local number] |
| Svannakhet | 856-41 | +856-41 [local number] |
| Thakhek | 856-51 | +856-51 [local number] |
| Vientiane (Capital) | 856-21 | +856-21 [local number] |
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