---
title: Contact Keys
framework: contacts
role: collectionGroup
role_heading: API Collection
path: contacts/contact-keys
---

# Contact Keys

Specify contact-related properties during fetch operations.

## Topics

### Contact Identification

- [CNContactIdentifierKey](contacts/cncontactidentifierkey.md)
- [CNContactTypeKey](contacts/cncontacttypekey.md)
- [CNContactPropertyAttribute](contacts/cncontactpropertyattribute.md)

### Name

- [CNContactNamePrefixKey](contacts/cncontactnameprefixkey.md)
- [CNContactGivenNameKey](contacts/cncontactgivennamekey.md)
- [CNContactMiddleNameKey](contacts/cncontactmiddlenamekey.md)
- [CNContactFamilyNameKey](contacts/cncontactfamilynamekey.md)
- [CNContactPreviousFamilyNameKey](contacts/cncontactpreviousfamilynamekey.md)
- [CNContactNameSuffixKey](contacts/cncontactnamesuffixkey.md)
- [CNContactNicknameKey](contacts/cncontactnicknamekey.md)
- [CNContactPhoneticGivenNameKey](contacts/cncontactphoneticgivennamekey.md)
- [CNContactPhoneticMiddleNameKey](contacts/cncontactphoneticmiddlenamekey.md)
- [CNContactPhoneticFamilyNameKey](contacts/cncontactphoneticfamilynamekey.md)

### Work

- [CNContactJobTitleKey](contacts/cncontactjobtitlekey.md)
- [CNContactDepartmentNameKey](contacts/cncontactdepartmentnamekey.md)
- [CNContactOrganizationNameKey](contacts/cncontactorganizationnamekey.md)
- [CNContactPhoneticOrganizationNameKey](contacts/cncontactphoneticorganizationnamekey.md)

### Addresses

- [CNContactPostalAddressesKey](contacts/cncontactpostaladdresseskey.md)
- [CNContactEmailAddressesKey](contacts/cncontactemailaddresseskey.md)
- [CNContactUrlAddressesKey](contacts/cncontacturladdresseskey.md)
- [CNContactInstantMessageAddressesKey](contacts/cncontactinstantmessageaddresseskey.md)

### Phone

- [CNContactPhoneNumbersKey](contacts/cncontactphonenumberskey.md)

### Social Profiles

- [CNContactSocialProfilesKey](contacts/cncontactsocialprofileskey.md)

### Birthday

- [CNContactBirthdayKey](contacts/cncontactbirthdaykey.md)
- [CNContactNonGregorianBirthdayKey](contacts/cncontactnongregorianbirthdaykey.md)
- [CNContactDatesKey](contacts/cncontactdateskey.md)

### Notes

- [CNContactNoteKey](contacts/cncontactnotekey.md)
- [com.apple.developer.contacts.notes](bundleresources/entitlements/com.apple.developer.contacts.notes.md)

### Images

- [CNContactImageDataKey](contacts/cncontactimagedatakey.md)
- [CNContactThumbnailImageDataKey](contacts/cncontactthumbnailimagedatakey.md)
- [CNContactImageDataAvailableKey](contacts/cncontactimagedataavailablekey.md)

### Relationships

- [CNContactRelationsKey](contacts/cncontactrelationskey.md)

### Groups and Containers

- [CNGroupNameKey](contacts/cngroupnamekey.md)
- [CNGroupIdentifierKey](contacts/cngroupidentifierkey.md)
- [CNContainerNameKey](contacts/cncontainernamekey.md)
- [CNContainerTypeKey](contacts/cncontainertypekey.md)

### Instant Messaging Keys

- [CNInstantMessageAddressServiceKey](contacts/cninstantmessageaddressservicekey.md)
- [CNInstantMessageAddressUsernameKey](contacts/cninstantmessageaddressusernamekey.md)

### Social Profile Keys

- [CNSocialProfileServiceKey](contacts/cnsocialprofileservicekey.md)
- [CNSocialProfileURLStringKey](contacts/cnsocialprofileurlstringkey.md)
- [CNSocialProfileUsernameKey](contacts/cnsocialprofileusernamekey.md)
- [CNSocialProfileUserIdentifierKey](contacts/cnsocialprofileuseridentifierkey.md)

### Key Descriptors

- [CNKeyDescriptor](contacts/cnkeydescriptor.md)

## See Also

### Contact data

- [CNContact](contacts/cncontact.md)
- [CNMutableContact](contacts/cnmutablecontact.md)
- [Data Objects](contacts/data-objects.md)