+855Cambodia
The +855 prefix belongs to Cambodia. If you got a call or text from a number starting with +855 (calling code 855), it came from Cambodia. You can also call Cambodia from your web browser with TwinPhone — no app and no SIM.
Call from your browser — from $0.22/min, no app, no SIM.
Code
+855
ISO
KH
Region
Asia
Time zone
Asia/Phnom Penh
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Which country is +855?
The +855 code identifies Cambodia on the international telephone network. Country code 855 is assigned to Cambodia under the ITU-T E.164 numbering plan, so any phone number that begins with +855 — written +855 or 00855 — is a Cambodia number. You can call any Cambodia number directly from your browser with TwinPhone — no app, no SIM — paying only for the minutes you talk.
Anatomy of a Cambodia phone number
Every Cambodia number in international format follows this shape — colour-coded so you can see where the country code ends and the local number begins.
When dialing Cambodia from abroad, the only fixed part is +855 — that's the country code. The rest depends on whether you're calling a mobile or landline number inside Cambodia.
Mobile example
+XXX XX XXX XXX
Example: +855 91 234 567
Landline example
+855 XX XXXX XXX
Include the area code if applicable. Omit any leading 0.
How to call Cambodia (+855) step by step
Enter the country code +855 when dialing Cambodia from abroad.
Add the local phone number (in most countries, drop the leading zero).
Use TwinPhone to connect the call at low per-minute rates.
Start calling now
Enter a phone number and start instantly
Example numbers for Cambodia:
Cambodia at a glance
Country codes near +855
Dialing codes immediately above and below +855 in the ITU plan — handy if you mistyped a digit or are dialing across a region.
Frequently asked questions
Everything you need to know about TwinPhone.
The +855 code belongs to Cambodia. Any phone number that starts with +855 — or with 00855 — is a Cambodia number. To reach one, TwinPhone connects Cambodia numbers straight from your browser — no app or SIM needed.
The 00855 prefix is Cambodia. The 00 is the international exit code dialed from Europe and many other regions; it is followed by +855, the Cambodia country code.
Dialing code 855 (dialed as +855 or 00855) belongs to Cambodia. Any phone number that starts with +855 is a Cambodia number.
Country code 855 is the ITU-T E.164 calling code for Cambodia. To call Cambodia from abroad, dial +855 followed by the national number.
The country code (international dialing code) for Cambodia is +855. To call Cambodia from abroad, dial +855 followed by the national number (in most countries, without its leading zero).
+855 is Cambodia's international country calling code under the ITU E.164 plan — often searched as the "855 area code". Any phone number starting with +855 is a Cambodia number.
From TwinPhone, just type +855 and the number — we connect it. From a landline, dial your exit code, then +855, then the number (in most countries, without the leading 0).
Cambodia's current local time is shown live on this page. Check it before calling so you reach people during waking hours.
Yes — we currently rent virtual numbers in the US and Canada, from $3.19/month. Use one as your caller ID so callers see a North American number, or receive incoming calls directly in your browser. Those are the only countries we rent numbers in today.
Calling Cambodia with TwinPhone is pay-as-you-go from your browser, billed by the minute (rounded up to the next full minute, minimum one minute) — no connection fee and no monthly fee. The exact per-minute price for +855 landlines and mobiles is shown live on this page, and that figure is the one you pay.
Yes. TwinPhone works entirely in your web browser — Chrome, Edge, Firefox, Brave or Safari, on desktop or mobile. There is no app to install and no SIM card: open the site, add credit, dial +855 and the Cambodia number, and the call connects.
A +855 number is not automatically a scam — +855 is simply the country code 855 assigned to Cambodia under ITU-T E.164, so the call or text came from Cambodia. If you do not know anyone there, treat an unexpected +855 call with the same caution as any unknown number: do not call back blindly and do not share personal details. Costs to call Cambodia are shown above.
Calls to Cambodia
Per-minute rates to Cambodia straight from your browser — no SIM, no app.
Where is this number from?
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All phone dialing codes
The complete list of country codes and international dialing prefixes.
Need to call Cambodia (+855)?
Dial +855 with TwinPhone — no SIM, no app, right from your browser.
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