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# CNMutablePostalAddress

A mutable representation of the postal address for a contact.

```
class CNMutablePostalAddress
```

## Overview

`CNMutablePostalAddress` is not a thread-safe class. To remove properties when saving a mutable postal address, set string properties to empty values.

## Topics

### Modifying the Parts of a Postal Address

[`street`](/documentation/Contacts/CNMutablePostalAddress/street)

The street name of the address.

[`city`](/documentation/Contacts/CNMutablePostalAddress/city)

The city name of the address.

[`state`](/documentation/Contacts/CNMutablePostalAddress/state)

The state name of the address.

[`postalCode`](/documentation/Contacts/CNMutablePostalAddress/postalCode)

The postal code of the address.

[`country`](/documentation/Contacts/CNMutablePostalAddress/country)

The country or region name of the address.

[`ISOCountryCode`](/documentation/Contacts/CNMutablePostalAddress/isoCountryCode)

The ISO country code, using the ISO 3166-1 alpha-2 standard.

[`subAdministrativeArea`](/documentation/Contacts/CNMutablePostalAddress/subAdministrativeArea)

The subadministrative area (such as a county or other region) in a postal address.

[`subLocality`](/documentation/Contacts/CNMutablePostalAddress/subLocality)

Additional information associated with the location, typically defined at the city or town level, in a postal address.

## Relationships

### Conforms To

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

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

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

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

[`NSMutableCopying`](/documentation/Foundation/NSMutableCopying)

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

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

[`NSCoding`](/documentation/Foundation/NSCoding)

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

[`NSCopying`](/documentation/Foundation/NSCopying)

[`NSSecureCoding`](/documentation/Foundation/NSSecureCoding)

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

### Inherits From

[`CNPostalAddress`](/documentation/Contacts/CNPostalAddress)

---

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