---
title: "Set a counterpart's default contact"
method: POST
path: "/counterparts/{counterpart_id}/contacts/{contact_id}/make_default"
tags: ["Counterpart contacts"]
---

# Set a counterpart's default contact

`POST /counterparts/{counterpart_id}/contacts/{contact_id}/make_default`

## Request

- Base URL: `https://api.sandbox.monite.com/v1`
- URL: `https://api.sandbox.monite.com/v1/counterparts/{counterpart_id}/contacts/{contact_id}/make_default`
- Auth: HTTP bearer

## Path parameters

- `contact_id` string, required
- `counterpart_id` string, required

## Headers

- `x-monite-version` string, required
- `x-monite-entity-id` string, required

## Response `200`

Successful Response

- CounterpartContactResponse: The contact person for an organization.
  - `id` string, uuid, required: A unique ID assigned to this counterpart contact.
  - `address` CounterpartAddress, required: Address information.
    - `city` string, required: City name.
    - `country` 'AF' | 'AX' | 'AL' | 'DZ' | 'AS' | 'AD' | 'AO' | 'AI' | 'AQ' | 'AG' | 'AR' | 'AM' | 'AW' | 'AU' | 'AT' | 'AZ' | 'BS' | 'BH' | 'BD' | 'BB' | 'BY' | 'BE' | 'BZ' | 'BJ' | 'BM' | 'BT' | 'BO' | 'BA' | 'BW' | 'BV' | 'BR' | 'IO' | 'BN' | 'BG' | 'BF' | 'BI' | 'KH' | 'CM' | 'CA' | 'IC' | 'CV' | 'KY' | 'CF' | 'EA' | 'TD' | 'CL' | 'CN' | 'CX' | 'CC' | 'CO' | 'KM' | 'CG' | 'CD' | 'CK' | 'CR' | 'CI' | 'HR' | 'CU' | 'CY' | 'CZ' | 'DK' | 'DJ' | 'DM' | 'DO' | 'EC' | 'EG' | 'SV' | 'GQ' | 'ER' | 'EE' | 'SZ' | 'ET' | 'FK' | 'FO' | 'FJ' | 'FI' | 'FR' | 'GF' | 'PF' | 'TF' | 'GA' | 'GM' | 'GE' | 'DE' | 'GH' | 'GI' | 'GR' | 'GL' | 'GD' | 'GP' | 'GU' | 'GT' | 'GG' | 'GN' | 'GW' | 'GY' | 'HT' | 'HM' | 'VA' | 'HN' | 'HK' | 'HU' | 'IS' | 'IN' | 'ID' | 'IR' | 'IQ' | 'IE' | 'IM' | 'IL' | 'IT' | 'JM' | 'JP' | 'JE' | 'JO' | 'KZ' | 'KE' | 'KI' | 'KP' | 'KR' | 'KW' | 'KG' | 'LA' | 'LV' | 'LB' | 'LS' | 'LR' | 'LY' | 'LI' | 'LT' | 'LU' | 'MO' | 'MG' | 'MW' | 'MY' | 'MV' | 'ML' | 'MT' | 'MH' | 'MQ' | 'MR' | 'MU' | 'YT' | 'MX' | 'FM' | 'MD' | 'MC' | 'MN' | 'ME' | 'MS' | 'MA' | 'MZ' | 'MM' | 'NA' | 'NR' | 'NP' | 'NL' | 'AN' | 'NC' | 'NZ' | 'NI' | 'NE' | 'NG' | 'NU' | 'NF' | 'MP' | 'MK' | 'NO' | 'OM' | 'PK' | 'PW' | 'PS' | 'PA' | 'PG' | 'PY' | 'PE' | 'PH' | 'PN' | 'PL' | 'PT' | 'PR' | 'QA' | 'RE' | 'RO' | 'RU' | 'RW' | 'SH' | 'KN' | 'LC' | 'PM' | 'VC' | 'WS' | 'SM' | 'ST' | 'SA' | 'SN' | 'RS' | 'SC' | 'SL' | 'SG' | 'SK' | 'SI' | 'SB' | 'SO' | 'ZA' | 'SS' | 'GS' | 'ES' | 'LK' | 'SD' | 'SR' | 'SJ' | 'SE' | 'CH' | 'SY' | 'TW' | 'TJ' | 'TZ' | 'TH' | 'TL' | 'TG' | 'TK' | 'TO' | 'TT' | 'TN' | 'TR' | 'TM' | 'TC' | 'TV' | 'UG' | 'UA' | 'AE' | 'GB' | 'US' | 'UM' | 'UY' | 'UZ' | 'VU' | 'VE' | 'VN' | 'VG' | 'VI' | 'WF' | 'EH' | 'YE' | 'ZM' | 'ZW' | 'BL' | 'BQ' | 'CW' | 'MF' | 'SX', required
    - `line1` string, required: Street address.
    - `line2` string: Additional address information (if any).
    - `postal_code` string, required: ZIP or postal code.
    - `state` string: State, county, province, prefecture, region, or similar component of the counterpart's address. For US counterparts, `state` is required and must be a two-letter [USPS state abbreviation](https://pe.usps.com/text/pub28/28apb.htm), for example, NY or CA.
  - `counterpart_id` string, uuid, required: ID of the counterpart to which this contact belongs.
  - `email` string, email: The email address of a contact person.
  - `first_name` string, required: The first name of a contact person.
  - `is_default` boolean, required: Indicates whether this contact is the default one. The default contact is used to fill in the counterpart's contact details when you create invoices and quotes for this counterpart. To select another contact as the default one, use [`POST /counterparts/{counterpart_id}/contacts/{contact_id}/make_default`](https://docs.monite.com/api/counterpart-contacts/post-counterparts-id-contacts-id-make-default).
  - `last_name` string, required: The last name of a contact person.
  - `phone` string: The phone number of a contact person
  - `title` string: The title or honorific of a contact person. Examples: Mr., Ms., Dr., Prof.

## Other responses

- `401`: The `Authorization` header is missing or contains an invalid or expired access token. See [Authentication](https://docs.monite.com/api/concepts/authentication) to learn how to authenticate API calls.
- `403`: The specified access token does not have permissions to perform this operation.
- `404`: Not found
- `409`: Business logic error
- `422`: Validation Error
- `429`: API rate limit has been exceeded. Check the response headers for the rate limit information.

---

[API](https://skmtc.dev/monite/apis/monite-2.md) - [All operations](https://skmtc.dev/monite/apis/monite-2/llms.txt) - [OpenAPI document](https://skmtc.dev/monite/apis/monite-2/revisions/4299ccf95edb?raw)