The Area Codes of Argentina:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Río Negro | 0298 (+54298) |
| 2. | Río Negro | 02934 (+542934) |
| 3. | Río Negro | 02940 (+542940) |
| 4. | Río Negro | 02946 (+542946) |
| 5. | Río Negro / La Pampa | 02931 (+542931) |
| 6. | Río Negro / Neuquén / Chubut | 0294 (+54294) |
| 7. | Rivera, provincia de Buenos Aires | 02935 (+542935) |
| 8. | Rojas, provincia de Buenos Aires | 02475 (+542475) |