--- title: "UPS: LABEL GENERATION ERROR: INVALID OR MISSING SOLD TO PHONE NUMBER" description: "UPS: LABEL GENERATION ERROR: INVALID OR MISSING SOLD TO PHONE NUMBER" --- [Passer au contenu](https://knowledge.shippingbo.com/base-de-connaissance/ups-label-generation-error-invalid-or-missing-sold-to-phone-number#main-content) Français Afficher le sous-menu pour les traductions [Centre d'aide Shippingbo](https://support.shippingbo.com/tickets?hsLang=fr) ![bleu et gris\_Sigle+logo SBO (4)](https://knowledge.shippingbo.com/hs-fs/hubfs/Photo%20Marie/bleu%20et%20gris_Sigle+logo%20SBO%20(4).png?width=210&height=40&name=bleu%20et%20gris_Sigle+logo%20SBO%20(4).png) Ouvrir la navigation principale Fermer la navigation principale - Français Afficher le sous-menu pour les traductions - [Centre d'aide Shippingbo](https://support.shippingbo.com/tickets) Comment pouvons-nous vous aider ? - Il n'y a aucune suggestion car le champ de recherche est vide. 1. [ZONE DE TEST](https://knowledge.shippingbo.com/base-de-connaissance?hsLang=fr) 2. [Erreurs fréquentes & comment les éviter](https://knowledge.shippingbo.com/base-de-connaissance/erreurs-fr%C3%A9quentes-comment-les-%C3%A9viter?hsLang=fr) 3. [FAQs - Erreur à la génération des étiquettes](https://knowledge.shippingbo.com/base-de-connaissance/erreurs-fr%C3%A9quentes-comment-les-%C3%A9viter?hsLang=fr#faqs-erreur-%C3%A0-la-g%C3%A9n%C3%A9ration-des-%C3%A9tiquettes) 25 octobre 2026 # UPS: LABEL GENERATION ERROR: INVALID OR MISSING SOLD TO PHONE NUMBER You are trying to generate a label for a shipment with UPS, but you receive the error message below: *"420 Invalid or missing sold to phone number. Valid length is 1 to 15 alphanumeric."*   "Invalid or missing **sold to** phone number" corresponds to the**Billing address**. This error message indicates that the phone number in the**Billing address** is not in the correct format or has not been entered ✅**Solution:** Check that the phone number in the**Billing address** of the order is correctly entered, and that its length is between 1 and 15 alphanumeric characters. [![bleu et gris\_Sigle+logo SBO (2)](https://knowledge.shippingbo.com/hs-fs/hubfs/bleu%20et%20gris_Sigle+logo%20SBO%20(2).png?width=210&height=40&name=bleu%20et%20gris_Sigle+logo%20SBO%20(2).png "bleu et gris_Sigle+logo SBO (2)")](http://shippingbo.com)