{
    "name": "United States Postal Service",
    "courier_code": "usps",
    "tracking_numbers": [
        {
            "tracking_url": "https://tools.usps.com/go/TrackConfirmAction?tLabels=%s",
            "name": "USPS 20",
            "id": "usps_20",
            "description": "20 digit USPS numbers",
            "regex": [
                "\\s*(?<SerialNumber>",
                "(?<ServiceType>([0-9]\\s*){2})",
                "(?<ShipperId>([0-9]\\s*){9})",
                "(?<PackageId>([0-9]\\s*){8})",
                ")",
                "(?<CheckDigit>[0-9]\\s*)"
            ],
            "validation": {
                "checksum": {
                    "name": "mod10",
                    "evens_multiplier": 3,
                    "odds_multiplier": 1
                }
            },
            "test_numbers": {
                "valid": [
                    "0307 1790 0005 2348 3741",
                    " 0 3 0 7   1 7 9 0   0 0 0 5   2 3 4 8   3 7 4 1 ",
                    "7112 3456 7891 2345 6787"
                ],
                "invalid": [
                    "0307 1790 0005 2348 3742"
                ]
            },
            "additional": [
                {
                    "name": "Service Type",
                    "regex_group_name": "ServiceType",
                    "lookup": [
                        {
                            "matches": "71",
                            "name": "Certified Mail"
                        },
                        {
                            "matches": "73",
                            "name": "Insured Mail"
                        },
                        {
                            "matches": "77",
                            "name": "Registered Mail"
                        },
                        {
                            "matches": "81",
                            "name": "Return Receipt For Merchanise"
                        }
                    ]
                }
            ]
        },
        {
            "name": "USPS 34v2",
            "id": "usps_32V2",
            "description": "variation on 34 digit USPS IMpd numbers",
            "regex": [
                "\\s*(?<RoutingApplicationId>4\\s*2\\s*0\\s*)(?<DestinationZip>([0-9]\\s*){5})",
                "(?<RoutingNumber>([0-9]\\s*){4})",
                "(?<SerialNumber>",
                "(?<ApplicationIdentifier>9\\s*[2345]\\s*)?",
                "(?<ShipperId>([0-9]\\s*){8})",
                "(?<PackageId>([0-9]\\s*){11})",
                ")",
                "(?<CheckDigit>[0-9]\\s*)"
            ],
            "validation": {
                "checksum": {
                    "name": "mod10",
                    "evens_multiplier": 3,
                    "odds_multiplier": 1
                }
            },
            "tracking_url": "https://tools.usps.com/go/TrackConfirmAction?tLabels=%s",
            "test_numbers": {
                "valid": [
                    "4201002334249200190132607600833457",
                    "4201028200009261290113185417468510",
                    " 4 2 0 1 0 2 8 2 0 0 0 0 9 2 6 1 2 9 0 1 1 3 1 8 5 4 1 7 4 6 8 5 1 0 "
                ],
                "invalid": [
                    "4201028200009261290113185417468511"
                ]
            }
        },
        {
            "name": "USPS 91",
            "id": "usps_91",
            "description": "USPS now calls this the IMpd barcode format",
            "regex": [
                "\\s*(?:(?<RoutingApplicationId>4\\s*2\\s*0\\s*)(?<DestinationZip>([0-9]\\s*){5}))?",
                "(?<SerialNumber>",
                "(?<ApplicationIdentifier>9\\s*[12345]\\s*)?",
                "(?<SCNC>([0-9]\\s*){2})",
                "(?<ServiceType>([0-9]\\s*){2})",
                "(?<ShipperId>([0-9]\\s*){8})",
                "(?<PackageId>([0-9]\\s*){11}|([0-9]\\s*){7})",
                ")",
                "(?<CheckDigit>[0-9]\\s*)"
            ],
            "validation": {
                "checksum": {
                    "name": "mod10",
                    "evens_multiplier": 3,
                    "odds_multiplier": 1
                },
                "serial_number_format": {
                    "prepend_if": {
                        "matches_regex": "^(?!9[1-5]).+",
                        "content": "91"
                    }
                }
            },
            "partners": [{
                    "description": "FedEx SmartPost uses USPS for last mile delivery, but not all USPS91 numbers are SmartPosts",
                    "partner_type": "shipper",
                    "partner_id": "fedex_smartpost",
                    "validation": {
                        "matches_all": [
                            {
                                "regex_group_name": "ServiceType",
                                "matches": "29"
                            },
                            {
                                "matches": "61",
                                "regex_group_name": "SCNC"
                            }
                        ]
                    }
                }],
            "tracking_url": "https://tools.usps.com/go/TrackConfirmAction?tLabels=%s",
            "test_numbers": {
                "valid": [
                    "420 22153 9101026837331000039521",
                    "7196 9010 7560 0307 7385",
                    "9505 5110 6960 5048 6006 24",
                    "9101 1234 5678 9000 0000 13",
                    "92748931507708513018050063",
                    "92001903060085300042901077",
                    "9400 1112 0108 0805 4830 16",
                    "9361 2898 7870 0317 6337 95",
                    "9405803699300124287899"
                ],
                "invalid": [
                    "61299998820821171811",
                    "9200000000000000000000",
                    "420000000000000000000000000000",
                    "420000009200000000000000000000"
                ]
            },
            "additional": [
                {
                    "name": "Service Type",
                    "regex_group_name": "ServiceType",
                    "lookup": [
                        {
                            "matches": "11",
                            "name": "First Class (R)"
                        },
                        {
                            "matches": "29",
                            "name": "Fedex Smart Post"
                        }
                    ]
                }
            ]
        }
    ]
}