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Argentina Phone Number Format
Country code +54 — Complete guide to Argentina phone number formats, mobile and landline structures, and area codes.
How Argentina Phone Numbers Are Written
Phone numbers in Argentina have 10 or 11 digits for mobiles and 10 for landlines after the country code +54.
A number is written 011 1X-XXXX-XXXX at home and
+54 9 1X XXXX-XXXX in international format.
Numbers that take the trunk prefix 0 for domestic calls lose it after +54.
| Country code | +54 |
|---|---|
| Digits after +54 | 10 or 11 digits for mobiles and 10 for landlines |
| Trunk prefix (domestic calls) | 0, dropped after +54 |
| Mobile numbers start with | 67 or 91–93 |
| Exit code (to call abroad from Argentina) | 00 |
| Dial from the US | 011 54 9 1X XXXX-XXXX |
Mobile vs. Landline Numbers
10 or 11 digits after +54, starting with 67 or 91–93.
011 1X-XXXX-XXXX at home+54 9 1X XXXX-XXXX international10 digits after +54. Landlines begin with an area code, for example Buenos Aires:
011 XXXX-XXXX at home+54 11 XXXX-XXXX internationalArgentina Number Types
| Type | Starts with | Written at home | International | From the US |
|---|---|---|---|---|
| Mobile | 67 or 91–93 | 011 1X-XXXX-XXXX |
+54 9 1X XXXX-XXXX |
011 54 9 1X XXXX-XXXX |
| Landline | 011, 022–024, 026, 028–029, 033–038 or 067 | 011 XXXX-XXXX |
+54 11 XXXX-XXXX |
011 54 11 XXXX-XXXX |
| Toll-free | 080 | 0800-XXX-XXXX |
+54 800-XXX-XXXX |
011 54 800-XXX-XXXX |
| Premium rate | 060 | 0600-XXX-XXXX |
+54 600-XXX-XXXX |
011 54 600-XXX-XXXX |
| Company number (UAN) | — | 0810-XXX-XXXX |
+54 810-XXX-XXXX |
011 54 810-XXX-XXXX |
X stands for any digit. Source: libphonenumber metadata (phonenumbers 9.0.40), Google's open numbering data.
Checking a number from Argentina? The phone number checker tells you if it is valid, mobile or landline, and gives its international format.
Argentina Area Codes
Major area codes in Argentina:
| Area Code | City / Region |
|---|---|
291 |
Bahia Blanca |
11 |
Buenos Aires |
3833 |
Catamarca |
297 |
Comodoro Rivadavia |
345 |
Concordia |
351 |
Cordoba |
3783 |
Corrientes |
3717 |
Formosa |
3525 |
Jesus Maria |
221 |
La Plata |
3822 |
La Rioja |
223 |
Mar del Plata |
261 |
Mendoza |
2324 |
Mercedes/Prov. B.A. |
299 |
Neuquen |
343 |
Parana |
3752 |
Posadas |
3722 |
Resistencia |
358 |
Rio Cuarto |
341 |
Rosario |
387 |
Salta |
264 |
San Juan |
2652 |
San Luis |
3461 |
San Nicolas |
2627 |
San Rafael |
342 |
Santa Fe |
385 |
Santiago del Estero |
3756 |
Santo Tome |
2293 |
Tandil |
2965 |
Trelew |
531 |
Villa Maria |
Dialing Tips
- Remove the leading 0: When dialing internationally, drop the trunk prefix (0) that is used for domestic calls in Argentina.
-
Use the + notation: From a US mobile phone, use
+54instead of011 54. - Verify the number length: Numbers in Argentina have 10 or 11 digits for mobiles and 10 for landlines after +54. If your call does not connect, check that no digit is missing or doubled.
-
Save contacts in international format: Always store phone numbers with the full
+54prefix so they work from any country.
Argentina Phone Number FAQ
How many digits does a phone number in Argentina have?
Phone numbers in Argentina have 10 or 11 digits for mobiles and 10 for landlines after the country code +54.
What do mobile numbers in Argentina start with?
Mobile numbers in Argentina start with 67 or 91–93, for example 011 1X-XXXX-XXXX.
How do I write a phone number from Argentina in international format?
Start with +54, then the national number. For example, a mobile number written 011 1X-XXXX-XXXX at home becomes +54 9 1X XXXX-XXXX. From a US landline, dial 011 54 9 1X XXXX-XXXX.
What is the toll-free prefix in Argentina?
Toll-free numbers in Argentina start with 080, for example 0800-XXX-XXXX. Many toll-free numbers can't be reached from abroad.
How do I call the US from Argentina?
Dial the exit code 00, then 1 and the 10-digit US number: 00 1 XXX XXX XXXX. From a mobile phone you can use + instead of 00: +1 XXX XXX XXXX.