Telesign Number Deactivation

Overview

Number Deactivation supports inputting an end-user's phone number and retrieving information on whether the phone number has been deactivated, its deactivation date and the carrier that deactivated the number.

Country support

United States

User Inputs

International Phone Number

Acquired Attributes

Acquired Attribute NameDescription
AcquiredDialcodeInternationalAddressThe address associated with the dial code of the inputted phone number.
AcquiredPhoneTypeThe type of phone. Possible values: MOBILE, FIXED_LINE, TOLL_FREE, VOIP, TOLL_FREE, PAGER, PAYPHONE, INVALID, RESTRICTED_PREMIUM, VOICEMAIL, PERSONAL, OTHER
AcquiredPhoneServiceProviderThe phone company or carrier for the phone number. Ex:"T-Mobile USA, Inc."
AcquiredDeactivatingPhoneServiceProviderThe name of the carrier which deactivated the phone number most recently.
AcquiredPhoneLastDeactivatedWhen the phone number was last deactivated. Ex: "2019-01-22T00:00:00Z"
AcquiredPhoneDeactivationTrackingSinceThe date and time when the phone number started being tracked for number deactivation events.

Assertions

AssertionDescription
test.phoneLastDeactivated30DaysIf AcquiredPhoneLastDeactivated is greater than or equal to 30 days before current date, the assertion will pass. Else, it will fail.
test.phoneLastDeactivated90DaysIf AcquiredPhoneLastDeactivated is greater than or equal to 90 days before current date, the assertion will pass. Else, it will fail.
test.phoneLastDeactivated180DaysIf AcquiredPhoneLastDeactivated is greater than or equal to 180 days before current date, the assertion will pass. Else, it will fail.

Sample Response

{
    "at_hash": "ploY5K5FltQWe4OSTXAgyR",
    "sub": "abc",
    "aud": "92ad7bec2f634653",
    "endpoint": {
        "status": "success",
        "errorCode": "",
        "errorDescription": "",
        "idpType": "api",
        "credential": "abc",
        "credentialCreationDate": "10/02/2025 19:41:32 UTC",
        "mbun": "vb67ad7b-63b9-49de-b102-7c17742cf842",
        "maxToken": "9atFkuga2z54pZGWqFn_cYB2Ssr_4kFUjJoGls0u1-V",
        "endpointInstanceList": [
            {
                "apikey": "aa86d485c5ff44d6",
                "userAttributes": [
                    {
                        "attributeType": "InternationalTelephone",
                        "values": {
                            "dialCode": "1",
                            "telephone": "(617) 417-6554"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    }
                ],
                "acquiredAttributes": [
                    {
                        "attributeType": "DeviceType",
                        "values": {
                            "deviceType": "desktop"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "SubmissionTimestamp",
                        "values": {
                            "Timestamp": "03/10/2025 14:40:25"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredDeactivatingPhoneServiceProvider",
                        "values": {
                            "deactivatingPhoneServiceProvider": "Verizon Communications Inc."
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredPhoneLastDeactivated",
                        "values": {
                            "phoneLastDeactivated": "2019-01-22T00:00:00Z"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "WorkflowTransactionStage",
                        "values": {
                            "Stage": "1"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "WorkflowTransactionStageAttempt",
                        "values": {
                            "Count": "1"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredPhoneServiceProvider",
                        "values": {
                            "phoneServiceProvider": "T-Mobile USA, Inc."
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredPhoneDeactivationTrackingSince",
                        "values": {
                            "phoneDeactivationTrackingSince": ""
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredPhoneType",
                        "values": {
                            "phoneType": "MOBILE",
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    },
                    {
                        "attributeType": "AcquiredDialcodeInternationalAddress",
                        "values": {
                            "country": "US",
                            "sublocality": "",
                            "locality": "Cambridge",
                            "subpremise": "",
                            "sublocality_level_2": "",
                            "route": "",
                            "administrative_area_level_2": "Middlesex",
                            "premise": "",
                            "sublocality_level_5": "",
                            "administrative_area_level_3": "",
                            "sublocality_level_4": "",
                            "sublocality_level_3": "",
                            "administrative_area_level_1": "MA",
                            "street_number": "",
                            "neighborhood": "",
                            "postal_code": "02139"
                        },
                        "dateCreated": "10/03/2025 14:40:29 UTC"
                    }
                ],
                "preferenceAttributes": [],
                "userAssertionList": [
                    {
                        "provider": "Telesign",
                        "serviceOffering": "Telesign Phone ID - Number Deactivation",
                        "dateAsserted": "10/03/2025 14:40:29 UTC",
                        "assertions": {
                            "test.phoneLastDeactivated90Days": "pass",
                            "test.phoneLastDeactivated30Days": "pass",
                            "test.phoneLastDeactivated180Days": "pass"
                        }
                    }
                ],
                "policyDecision": {
                    "conclusion": "deny",
                    "disposition": "negative",
                    "status": "success",
                    "selectedPolicyID": 4105903,
                    "decisionDetail": "{\"result\":{\"COMPONENT_8000027\":false,\"COMPONENT_8000027_CATEGORY\":\"verification\",\"Telesign_Phone_ID_Number_Deactivation_ServiceOffering\":[{\"assertions\":{\"test_phoneLastDeactivated180Days\":\"pass\",\"test_phoneLastDeactivated30Days\":\"pass\",\"test_phoneLastDeactivated90Days\":\"pass\"},\"dateAsserted\":\"10/03/2025 14:40:29 UTC\",\"provider\":\"Telesign\",\"serviceOffering\":\"Telesign Phone ID - Number Deactivation\"}],\"_approve\":false,\"_deny\":false,\"_retry\":false,\"approve\":false,\"default_action\":\"deny\",\"default_action_retries\":0,\"default_action_retry\":false,\"default_obligation\":null,\"deny\":true,\"disposition\":\"negative\",\"obligation\":null,\"policyID\":2105751,\"retryPolicyConfigDecisionIDs\":[],\"submission_count\":1,\"submission_count_attribute\":[{\"attributeType\":\"WorkflowTransactionStageAttempt\",\"dateCreated\":\"10/03/2025 14:40:29 UTC\",\"values\":{\"Count\":\"1\"}}],\"use_default\":true,\"version\":\"1.0.0\"}}"
                }
            }
        ]
    },
    "policyDecision": "deny",
    "iss": "",
    "exp": 1759434692,
    "iat": 1759434092,
    "jti": "ba60f54e-b5e8-4af2-8c00-01b5791235tm"
}