+856 · LA · UTC+7

Laos
Country Code & Virtual Numbers

Laos' +856 code covers a landlocked Southeast Asian market with a mobile-first telecom landscape. Capital: Vientiane · Business hours: 9:00 PM–5:00 AM EST.

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// The Basics

What is the +856 country code?

Laos's international dialing code is assigned by the ITU (International Telecommunication Union) and used for every call placed from outside the country.

Network & carriers

Laos' telecom market is served by Lao Telecom, Unitel, and ETL as the major mobile carriers.

Numbering format

Lao mobile numbers drop the leading 0 internationally — a domestic 020 number becomes +856 20 when dialed from abroad.

Calling culture

Business culture in Laos values politeness and patience — a calm, respectful tone is typical, with decisions often taking time as consensus is built.

Did you know

Laos' mountainous, landlocked geography made mobile networks the primary way most of the country gained reliable telecommunications access.

// Quick Facts

A quick read on Laos numbers.

Lao mobile numbers drop their leading 0 internationally — a domestic 020 number becomes +856 20 when dialed from abroad. Rozper stores and dials contacts in full E.164 format automatically, so you never have to think about the formatting.

Want to call Laos from abroad? Dial your local exit code, then 856, then the local number.

Best time to call Laos from the US

Laos is on UTC+7 · Business hours = 9:00 PM–5:00 AM EST · Mon–Fri

Full Calling Guide

// Why a Virtual Number

Why get a Laos virtual number?

A +856 virtual number gives your business instant local presence in Laos — without the overhead.

Local caller ID in Laos

When you call from your virtual Laos number, contacts see a local +856 number — dramatically improving answer rates.

No office needed

Establish a local presence in Laos without renting space, hiring locally, or installing any hardware.

Instant credibility

A recognizable local number helps build trust with consumers in a market where mobile networks are the primary telecom infrastructure.

Routes to any device

Calls to your Laos number ring your team on mobile, desktop, or desk phone — wherever they work.

// Platform Features

Everything to call Laos

The tools to reach Laos contacts reliably and scale your international presence globally.

150+ country coverage

Get virtual numbers in over 150 countries on the same platform — one dashboard, one bill.

HD voice quality

Crystal-clear calls over our optimised global carrier network. No degraded quality from international routing.

Call recording

Every call recorded and transcribed automatically. Review, share, and reference conversations easily.

Voicemail to text

Voicemails transcribed and delivered by email or SMS. Never miss a message across time zones.

CRM auto-logging

All calls to and from your international number auto-logged in Salesforce, HubSpot, or Zoho.

International analytics

Call volume, answer rates, and duration broken down by country, region, and time of day.

Local Caller ID

Show a local country number as your caller ID when dialling internationally. Improves pickup rates significantly.

Instant provisioning

Activate a new country number in under 60 seconds. No contracts, no hardware, no waiting.

99.99% uptime SLA

Enterprise-grade reliability for your international calling infrastructure, 24/7.

// Get Started

Get a Laos number today

Active in under ten minutes. No contracts required.

01
Sign up
Create your Rozper account in under 2 minutes. No credit card required to start your free trial.
02
Get your number
Browse available numbers in your target country and activate instantly.
03
Configure routing
Route calls to any device. Set business hours, voicemail, and IVR from your dashboard.
04
Start calling globally
Make and receive international calls immediately. Active in under 10 minutes.