---
title: co
description: Friendly country name in human readable format. This attribute is commonly used with c country name, whose values are two-letter codes defined in the ISO 3166 standard.
component: pingds
version: 8.1
page_id: pingds:schemaref:at-co
canonical_url: https://docs.pingidentity.com/pingds/8.1/schemaref/at-co.html
---

# co

Friendly country name in human readable format. This attribute is commonly used with `c` country name, whose values are two-letter codes defined in the ISO 3166 standard.

|                             |                                                                                                                  |
| --------------------------- | ---------------------------------------------------------------------------------------------------------------- |
| *OID*                       | 0.9.2342.19200300.100.1.43                                                                                       |
| *Names*                     | co, friendlyCountryName                                                                                          |
| *Syntax*                    | [DirectoryString](s-DirectoryString.html)                                                                        |
| *Equality matching rule*    | [caseIgnoreMatch](mr-caseIgnoreMatch.html)                                                                       |
| *Ordering matching rule*    | [caseIgnoreOrderingMatch](mr-caseIgnoreOrderingMatch.html)                                                       |
| *Substring matching rule*   | [caseIgnoreSubstringsMatch](mr-caseIgnoreSubstringsMatch.html)                                                   |
| *Single value*              | false: multiple values allowed                                                                                   |
| *User modification allowed* | true                                                                                                             |
| *Usage*                     | userApplications                                                                                                 |
| *Origin*                    | [RFC 4524](https://datatracker.ietf.org/doc/html/rfc4524)                                                        |
| *Schema file*               | 00-core.ldif                                                                                                     |
| *Used by*                   | [fr-idm-managed-user-explicit](oc-fr-idm-managed-user-explicit.html), [friendlyCountry](oc-friendlyCountry.html) |