Upsert Caller ID Name (CNAM)

Saves CNAM (Caller ID Name) registration data for one or more phone numbers. Requires an approved Secondary Customer Profile. The CNAM display name is shared across all listed numbers. Returns 202 with the current profile snapshot including CNAM status.

Authentication

api-keystring

Your Atlas API key. Get it from the Atlas Portal under Settings > API Keys.

Request

This endpoint expects an object.
cnam_display_namestringRequired<=15 characters

Caller ID display name (max 15 characters). Must begin with a letter and contain only letters, numbers, spaces, periods, and commas.

phoneNumberslist of stringsRequired

US phone numbers in E.164 format (e.g. +14155551234). Toll-free numbers are not eligible for CNAM.

Response

Accepted — CNAM data saved, background processing started

secondaryProfileSidstringOptional
addressSidstringOptional
addressDocumentSidstringOptional
businessInfoEndUserSidstringOptional
ar1EndUserSidstringOptional
ar2EndUserSidstringOptional
trustProductSidstringOptional
secondaryProfileStatusenumOptional
Allowed values:
trustProductStatusenumOptional
Allowed values:
providerFailureslist of objects or nullOptional

Customer-actionable failures from the provider, or null

lastEvaluationErrorsany or nullOptional

Parsed evaluation errors from Twilio, or null (legacy)

voiceIntegrityTrustProductSidstringOptional

Twilio Trust Product SID for Voice Integrity add-on

voiceIntegrityStatusenumOptional
Current status of the Voice Integrity trust product
Allowed values:
voiceIntegrityFailureslist of objects or nullOptional
Voice Integrity provider failures, or null
voiceIntegrityDataobject or nullOptional
Persisted Voice Integrity form data for rehydrating the UI
cnamTrustProductSidstringOptional

Twilio Trust Product SID for CNAM add-on

cnamStatusenumOptional
Current status of the CNAM trust product
Allowed values:
cnamPhoneNumberslist of stringsOptional

Phone numbers sharing the CNAM display name (E.164 format)

cnamFailureslist of objects or nullOptional
CNAM provider failures, or null
cnamDataobject or nullOptional
Persisted CNAM form data for rehydrating the UI
formDataobjectOptional
Rehydrated form data from the original business info submission
lastUpdateddatetimeOptional

Errors

400
Bad Request Error
409
Conflict Error
500
Internal Server Error