VerifiedAsiaReviewed 2026-08-08

Cambodia

Cambodia is listed with calling code +855, ISO codes KH and KHM, the .kh ccTLD, and the riel.

VerifiedReviewed 2026-08-08
Calling code
+855
ISO alpha-2
KH
ISO alpha-3
KHM
ISO numeric
116
ccTLD
.kh
Currency
KHRCambodian riel (KHR), United States dollar (USD)
Region
Asia
Capital
Phnom Penh
Time zones
Asia/Phnom_Penh
Postal format
5-Digits - NNNNN

Sources and review

ISO 3166 - Country Codes · ITU-T - International Calling Codes · IANA - Root Zone Database · ISO 4217 - Currency Codes

How to call Cambodia

From outside Cambodia, dial your international access prefix, then +855, then the national number. Drop the leading trunk zero when the destination numbering plan requires it.

+855 [area or mobile code] [local number]

Read the international dialing guide

World references

+855Calling code pageKHRCurrency referenceZIPPostal code formatISOCountry codes lookup

Quick answers for Cambodia

What is the country calling code for Cambodia?

Cambodia uses +855. Dial the international access prefix, then +855, then the local number without the national trunk prefix where required.

What is the ISO country code for Cambodia?

The ISO 3166-1 codes are alpha-2 KH, alpha-3 KHM, and numeric 116.

What currency does Cambodia use?

Cambodia uses Cambodian riel (KHR) and United States dollar (USD).

What is the ccTLD for Cambodia?

Cambodia uses .kh as its country-code top-level domain.