The +54 prefix belongs to Argentina. If you got a call or text from a number starting with +54 (calling code 54), it came from Argentina.
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Code
+54
ISO
AR
Region
Americas
Time zone
America/Argentina/Buenos Aires
The +54 code identifies Argentina on the international telephone network. Country code 54 is assigned to Argentina under the ITU-T E.164 numbering plan, so any phone number that begins with +54 — written +54 or 0054 — is a Argentina number.
Every Argentina 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 Argentina from abroad, the only fixed part is +54 — that's the country code. The rest depends on whether you're calling a mobile or landline number inside Argentina.
+XX X XX XXXX XXXX
Example: +54 9 11 2345 6789
+54 XX XXXX XXX
Include the area code if applicable. Omit any leading 0.
Enter the country code +54 when dialing Argentina 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.
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Example numbers for Argentina:
Dialing codes immediately above and below +54 in the ITU plan — handy if you mistyped a digit or are dialing across a region.
Everything you need to know about TwinPhone.
The +54 code belongs to Argentina. Any phone number that starts with +54 — or with 0054 — is a Argentina number.
The 0054 prefix is Argentina. The 00 is the international exit code dialed from Europe and many other regions; it is followed by +54, the Argentina country code.
Dialing code 54 (dialed as +54 or 0054) belongs to Argentina. Any phone number that starts with +54 is a Argentina number.
Country code 54 is the ITU-T E.164 calling code for Argentina. To call Argentina from abroad, dial +54 followed by the national number.
The country code (international dialing code) for Argentina is +54. To call Argentina from abroad, dial +54 followed by the national number (in most countries, without its leading zero).
+54 is Argentina's international country calling code under the ITU E.164 plan — often searched as the "54 area code". Any phone number starting with +54 is a Argentina number.
From TwinPhone, just type +54 and the number — we connect it. From a landline, dial your exit code, then +54, then the number (in most countries, without the leading 0).
Argentina's current local time is shown live on this page. Check it before calling so you reach people during waking hours.
Yes! Virtual numbers in Argentina start at $1.60/month. Use it as your caller ID so people see a local number, or receive incoming calls directly in your browser.
Calling Argentina with TwinPhone starts from $0.02/min, billed by the minute (rounded up to the next full minute). It is pay-as-you-go from your browser — no connection fee and no monthly fee. The exact per-minute price for +54 landlines and mobiles is shown live on this page.
Yes. TwinPhone works entirely in your web browser — Chrome, Edge, Safari, or Brave on desktop or mobile. There is no app to install and no SIM card: open the site, add credit, dial +54 and the Argentina number, and the call connects.
A +54 number is not automatically a scam — +54 is simply the country code 54 assigned to Argentina under ITU-T E.164, so the call or text came from Argentina. If you do not know anyone there, treat an unexpected +54 call with the same caution as any unknown number: do not call back blindly and do not share personal details. Costs to call Argentina are shown above.
Dial +54 with TwinPhone — no SIM, no app, right from your browser.
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