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POST
Register phone numbers with the Free Caller Registry

Authorizations

Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Headers

Idempotency-Key
string

UUID — when present, deduplicates repeat submissions. See /api-reference/idempotency.

Body

application/json
phone_numbers
string[]
required
Required array length: 1 - 1000 elements
Pattern: ^\+1\d{10}$
attestation
object
required
business_identity
object
monthly_call_volume
string
Maximum string length: 40

Response

Success

data
object
required