# Adding defaultPhoneNumber field to Customer — Shopify developer changelog
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## Adding defaultPhoneNumber field to Customer

As of GraphQL Admin API version **2025-04**, the `defaultPhoneNumber` field is introduced on the `Customer` object to support querying a customer's phone number and marketing state.

Learn more about the `Customer` fields on [Shopify.dev](https://shopify.dev/docs/api/admin-graphql/2025-04/objects/Customer).

*Published: March 11, 2025*
Tags: API, New
Link: https://shopify.dev/changelog/adding-defaultphonenumber-field-to-customer

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