Dial x402

Phone Lookup

**Coming Soon** — Look up any phone number to get carrier info, line type (mobile/landline/VoIP), caller name, SIM swap detection, and line reachability status.

Coming Soon — Look up any phone number to get carrier info, line type (mobile/landline/VoIP), caller name, SIM swap detection, and line reachability status.

POST
/api/v1/lookup

Authorization

x402
X-PAYMENT<token>

x402 payment header. When a request is sent without payment, the server returns 402 Payment Required with the price and payTo address. The caller signs an EIP-3009 transferWithAuthorization for USDC on Base and resubmits with the signed payment in this header. See https://docs.x402.org

In: header

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

application/json

curl -X POST "https://x402.dial.wtf/api/v1/lookup" \  -H "Content-Type: application/json" \  -d '{    "phoneNumber": "string"  }'
{
  "success": true,
  "phoneNumber": "string",
  "countryCode": "string",
  "valid": true,
  "data": {}
}
{
  "x402Version": 2,
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "amount": "100000",
      "payTo": "string"
    }
  ]
}

List Lines GET

List your provisioned Dial lines and their current status, phone number, and route health.

Breach Search POST

**Coming Soon** — Search leaked credential databases by email, phone, IP address, domain, username, or password hash. Returns breach source, associated accounts, and exposed data fields.