Your complete guide to dialling Laos from Vientiane to anywhere in the world — verified +856 country code, Asia/Vientiane time zone, Asia region, ISO references, live local time and weather, plus a step-by-step walkthrough.
Calling
Laos
+856
Vientiane
Weather
HD voice signal
Alpha-2
LA
Alpha-3
LAO
Laos
LA
2 Digit ISO
+856
Country Calling Code
LAO
3 Digit ISO
Capital
Vientiane
Time zone
Asia/Vientiane
Weather · Vientiane
Humidity
Wind
Laos
+856
Capital
Vientiane
Region
Asia
Time zone
Asia/Vientiane
Coordinates
19.9° N, 102.5° E
ISO 3166-1
LA / LAO
Dial format
+856 [area] [number]
Current time in Vientiane
—:—
Best time to call: 09:00 – 17:00 Vientiane
A complete international number is built from four parts. Here's the anatomy and the dialling order.
Number anatomy
Format follows ITU-T Recommendation E.164 the international public telecommunication numbering plan.
Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.
Dial +856. This identifies Laos on the global telephone network.
Type the first part of the local number. Drop the leading 0 if there is one.
The remaining digits route the call to the specific line in Vientiane or elsewhere.
To call Laos on WhatsApp, save the number with +856 and no exit prefix — WhatsApp dials from your contacts, not a dial pad. Voice and video calls are free over data.
Need an inbound Laos number?
TKOS provisions +856 DIDs and termination through direct carrier interconnects.
Whether you're reaching Laos for business or family, three habits keep every conversation crystal clear and a clean route from TKOS handles the rest.
Vientiane routes support G.722 wideband on East Asian carriers — an HD-compatible headset delivers noticeably clearer voice on these high-traffic transoceanic links.
Vientiane is ~8,731 km away — latency runs 280–310ms. Use wired ethernet to eliminate Wi-Fi jitter on this long-haul path.
Schedule Laos calls during Vientiane business hours — 09:00–17:00 Asia/Vientiane — your contact will be at their desk in a quiet space rather than taking the call on the move.
Special-rate prefixes and the major city area codes inside Laos (+856).
| City | Dial codes |
|---|---|
| Louangprabang | +856-71 |
| Mobile Phones | +856-20 |
| Pakse | +856-31 |
| Pakxan | +856-54 |
| Savannakhet | +856-41 |
| Thakhek | +856-51 |
| Vientiane (Capital) | +856-21 |
Capital
Vientiane
Population
7.53M
Area
236,800 km²
GDP (USD)
$14.00B
Currency
Lao Kip (LAK ₭)
Languages
Lao
Emergency number
1191 / 1190
Internet TLD
.la
Drive side
Right-hand traffic
Latitude / Longitude
19.86°N / 102.50°E
Time zone
Asia/Vientiane
ISO 3166 codes
LA · LAO
Vientiane connects via Indian Ocean submarine cable (~8,731 km) — TKOS terminates directly in Laos, not via hub routing.
Built on top of every Laos (+856) route quality, price, and people you can reach.
TKOS routes Laos calls over trans-Pacific fibre, terminating directly at Vientiane. Direct interconnects keep jitter under 5ms and MOS scores above 4.3.
East Asian fibre corridors give Laos (Vientiane) competitive termination costs — TKOS passes that volume pricing to you. Transparent per-minute rates for Laos (+856), no hidden fees.
Your account manager covers Asia/Vientiane hours for Laos. Phone, email, and live chat — always online for Vientiane routes, day or night.
Everything a business or traveller needs to know before dialling Laos (+856). Can't find an answer? Our team is one click away.
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The route you pilot today is the route that carries your millionth minute to Laos (+856). No migration. No replatforming. No renegotiation.