0054 and +54 are used interchangeably to dial Argentine phone numbers from a mobile (more on the plus sign).
| Phone type | Dialing format | Or using + |
|---|---|---|
| Cell phone | 00 54 9-XX(X) xxxx xxx(x) | +54 9-XX(X) xxxx xxx(x) |
| XX(X) = area code below (e.g. 11) | ||
| Landlines | Dialing format | Or using + |
|---|---|---|
| Buenos Aires | 00 54 11 xxxx xxxx | +54 11 xxxx xxxx |
| Bahia Blanca | 00 54 291 xxx xxxx | +54 291 xxx xxxx |
| Catamarca | 00 54 383 xxx xxxx | +54 383 xxx xxxx |
| Comodoro Rivadavia | 00 54 297 xxx xxxx | +54 297 xxx xxxx |
| Concordia | 00 54 345 xxx xxxx | +54 345 xxx xxxx |
| Cordoba | 00 54 351 xxx xxxx | +54 351 xxx xxxx |
| Corrientes | 00 54 379 xxx xxxx | +54 379 xxx xxxx |
| Formosa | 00 54 370 xxx xxxx | +54 370 xxx xxxx |
| Jesus Maria | 00 54 3525 xxx xxx | +54 3525 xxx xxx |
| La Plata | 00 54 221 xxx xxxx | +54 221 xxx xxxx |
| La Rioja | 00 54 380 xxx xxxx | +54 380 xxx xxxx |
| Mar del Plata | 00 54 223 xxx xxxx | +54 223 xxx xxxx |
| Mendoza | 00 54 261 xxx xxxx | +54 261 xxx xxxx |
| Mercedes/B.A. | 00 54 2324 xxx xxx | +54 2324 xxx xxx |
| Neuquen | 00 54 299 xxx xxxx | +54 299 xxx xxxx |
| Parana | 00 54 343 xxx xxxx | +54 343 xxx xxxx |
| Posadas | 00 54 376 xxx xxxx | +54 376 xxx xxxx |
| Resistencia | 00 54 362 xxx xxxx | +54 362 xxx xxxx |
| Rio Cuarto | 00 54 358 xxx xxxx | +54 358 xxx xxxx |
| Rosario | 00 54 341 xxx xxxx | +54 341 xxx xxxx |
| Salta | 00 54 387 xxx xxxx | +54 387 xxx xxxx |
| San Juan | 00 54 264 xxx xxxx | +54 264 xxx xxxx |
| San Luis | 00 54 266 xxx xxxx | +54 266 xxx xxxx |
| San Nicolas | 00 54 336 xxx xxxx | +54 336 xxx xxxx |
| San Rafael | 00 54 260 xxx xxxx | +54 260 xxx xxxx |
| Santa Fe | 00 54 342 xxx xxxx | +54 342 xxx xxxx |
| Santiago del Estero | 00 54 385 xxx xxxx | +54 385 xxx xxxx |
| Santo Tome | 00 54 3756 xxx xxx | +54 3756 xxx xxx |
| Tandil | 00 54 249 xxx xxxx | +54 249 xxx xxxx |
| Trelew | 00 54 280 xxx xxxx | +54 280 xxx xxxx |