---
title: CTCallCenter
framework: coretelephony
role: symbol
role_heading: Class
path: coretelephony/ctcallcenter
---

# CTCallCenter

An object that provides a list of current cellular calls, and provides the ability to respond to state changes for calls.

## Declaration

```swift
class CTCallCenter
```

## Topics

### Responding to Cellular Call Events

- [callEventHandler](coretelephony/ctcallcenter/calleventhandler.md)
- [currentCalls](coretelephony/ctcallcenter/currentcalls.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Deprecated

- [CTCarrier](coretelephony/ctcarrier.md)
- [CTCall](coretelephony/ctcall.md)