UPS tracking URL from a tracking number

UPS (US) tracking numbers follow this format: 1Z prefix + 16 alphanumeric. ShipShim detects the carrier from the number and returns the direct tracking link.

Example: number in, tracking URL out

Example tracking number1Z999AA10123456784
Tracking URLhttps://www.ups.com/track?tracknum=1Z999AA10123456784

This format is distinctive, so ShipShim identifies UPS from the bare number — no hints needed.

Get the UPS tracking link via API

curl -X POST https://shipshim.com/api/v1/track \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"tracking_number": "1Z999AA10123456784"}'

Response:

{
    "tracking_number": "1Z999AA10123456784",
    "carrier": "UPS",
    "country": "US",
    "tracking_url": "https://www.ups.com/track?tracknum=1Z999AA10123456784",
    "confidence": 100,
    "matches": [
        {
            "carrier": "UPS",
            "country": "US",
            "confidence": 100,
            "tracking_url": "https://www.ups.com/track?tracknum=1Z999AA10123456784"
        }
    ]
}

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