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GET
/
v1
/
sip
/
numbers
List SIP Numbers
curl --request GET \
  --url https://api.bland.ai/v1/sip/numbers \
  --header 'authorization: <authorization>'
{
  "data": {
    "numbers": [
      {
        "phone_number": "+14150000000",
        "directions": ["inbound", "outbound"],
        "sip_endpoint": "sip:trunk.provider.com",
        "health_status": "healthy"
      },
      {
        "phone_number": "+14150000001",
        "directions": ["inbound"],
        "sip_endpoint": null,
        "health_status": "unchecked"
      }
    ]
  },
  "errors": null
}

Documentation Index

Fetch the complete documentation index at: https://docs.bland.ai/llms.txt

Use this file to discover all available pages before exploring further.

Headers

authorization
string
required
Your API key for authentication.

Response

data.numbers
array
Array of SIP number summaries. Each entry includes:
  • phone_number (string) — The phone number in E.164 format
  • directions (array) — List of configured directions ("inbound", "outbound")
  • sip_endpoint (string) — The SIP endpoint (for outbound)
  • health_status (string) — Current health: "healthy", "unreachable", or "unchecked"
Example Request
curl -X GET https://api.bland.ai/v1/sip/numbers \
  -H "Authorization: Bearer <token>"
{
  "data": {
    "numbers": [
      {
        "phone_number": "+14150000000",
        "directions": ["inbound", "outbound"],
        "sip_endpoint": "sip:trunk.provider.com",
        "health_status": "healthy"
      },
      {
        "phone_number": "+14150000001",
        "directions": ["inbound"],
        "sip_endpoint": null,
        "health_status": "unchecked"
      }
    ]
  },
  "errors": null
}

Docs for agents: llms.txt