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# CTCarrier

Information about the user’s cellular service provider, such as its unique identifier and whether it allows VoIP calls on its network.

```
class CTCarrier
```

## Topics

### Getting Information About the Cellular Service Provider

[`allowsVOIP`](/documentation/CoreTelephony/CTCarrier/allowsVOIP)

Indicates if the carrier allows making VoIP calls on its network.

[`carrierName`](/documentation/CoreTelephony/CTCarrier/carrierName)

The name of the user’s home cellular service provider.

[`isoCountryCode`](/documentation/CoreTelephony/CTCarrier/isoCountryCode)

The ISO country code for the user’s cellular service provider.

[`mobileCountryCode`](/documentation/CoreTelephony/CTCarrier/mobileCountryCode)

The mobile country code (MCC) for the user’s cellular service provider.

[`mobileNetworkCode`](/documentation/CoreTelephony/CTCarrier/mobileNetworkCode)

The mobile network code for the user’s cellular service provider.

## Relationships

### Conforms To

[`Equatable`](/documentation/Swift/Equatable)

[`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible)

[`CVarArg`](/documentation/Swift/CVarArg)

[`Hashable`](/documentation/Swift/Hashable)

[`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible)

[`NSObjectProtocol`](/documentation/ObjectiveC/NSObjectProtocol)

### Inherits From

[`NSObject-swift.class`](/documentation/ObjectiveC/NSObject-swift.class)

---

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