Truztcube Docs
API ReferenceNIN Verification

Phone Number lookup

Validate NIN using the phone number associated with the NIN

POST/v1/nin/phone/lookup
x-api-key<token>

In: header

Header Parameters

Idempotency-Key?string

Optional. Unique key identifying this request attempt for idempotency.

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

Response Body

application/json

curl -X POST "https://example.com/v1/nin/phone/lookup" \  -H "Content-Type: application/json" \  -d '{    "phoneNumber": "08012345678"  }'
{  "success": true,  "statusCode": 200,  "message": "Request processed successfully",  "timestamp": "2025-10-20T16:30:00.000Z",  "data": {    "status": 200,    "verificationId": "txn_1234567890",    "charged": 100,    "biographicData": {},    "biometricData": {},    "validation": {}  },  "path": "/v1/nin/phone/lookup"}