A1 Telekom Austria
- Rank in Country: 01
- Operator: A1 Telekom Austria
- Type: National
- Technology: GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 2600
- Ownership: A1.net
- MCC:232
- MNC: 01
- Status: Operational
- Description: former A1 / Mobilkom / PTA
| Name | A1 |
|---|---|
| Company | A1 Telekom Austria |
| Country |  Austria |
| Country ISO | AT |
| Country code | + 43 |
| Carrier website | https://www.a1.net/ |
| Carrier codes |
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| Mobile prefix | 664 |
| Size of NSN | 10 |
| Number format | +43 664 xxx xxxx |
| Coverage map | Check A1 Coverage |
| Comment | Former Mobilkom. |
| Subscribers | 5 500 000 (inc yesss) (3Q 2016) |
| GSM bands |
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| GSM protocols |
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| UMTS bands |
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| UMTS protocols |
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| LTE bands |
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| LTE protocols |
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