Shipping & Logistics Identifier
Tracking Number Carrier Detector
Received a mysterious tracking number with no courier name? Paste it below to identify if it is UPS (1Z), Amazon (TBA), USPS (9400), YunExpress (YT), or Cainiao.
Test Samples:
Carrier Detected100% Format Match
Amazon Logistics
Global / USA
Common E-Commerce Stores:Amazon.com orders delivered by Amazon blue vans
Prefix / Barcode Rules:Amazon’s internal delivery fleet. You cannot track this on USPS or FedEx websites; track inside your Amazon app or account orders page.
Master Carrier Prefix & Barcode Directory
Reference guide for USPS, UPS, FedEx, Amazon, YunExpress, Cainiao, and global postal services.
| Carrier | Prefix / Format | Sample Number | Typical Stores | Action |
|---|---|---|---|---|
| Amazon LogisticsGlobal / USA | TBA, TBC, TBMStarts with TBA, TBC, or TBM + 12-14 digits | TBA123456789012 | Amazon.com orders delivered by Amazon blue vans | |
| UPS (United Parcel Service)Global / USA | 1Z18 alphanumeric characters starting with 1Z | 1Z9999999999999999 | Apple, Target, Best Buy, Nike, major retailers | |
| USPS (United States Postal Service)USA | 9400, 9205, 9303, 927020 to 22 numerical digits | 9400111899562537624891 | Etsy, eBay, USPS Priority Mail, First Class, Certified Mail | |
| USPS International / UPUUSA / Global | EA-EZ, CP, RA-RZ + ...US13 characters: 2 letters + 9 digits + US | EA123456789US | International shipping originating from the United States | |
| FedEx (Express & Ground)Global / USA | 12 or 15 numeric digits12 or 15 pure numerical digits | 782912345678 | B&H Photo, Chewy, Walmart, Dell, corporate shipments | |
| DHL ExpressGlobal / Germany | 10 digits or JJD0110 numerical digits | 1234567890 | Global luxury brands, Farfetch, ASOS, international customs courier | |
| YunExpress (YunTu Global)China / Global | YTStarts with YT followed by 16 numerical digits | YT2301234567890123 | Temu, TikTok Shop, Shein, AliExpress direct fulfillment | |
| Cainiao (AliExpress Logistics)China / Global | LPStarts with LP + 14-16 digits | LP00543210987654 | AliExpress, Alibaba, Taobao | |
| Sunyou Post (SyTrack)China / Global | SY, SYB, SYBAStarts with SY followed by 11-14 alphanumeric digits | SY12345678901 | AliExpress super-budget free shipping items | |
| Royal MailUnited Kingdom | 2 letters + 9 digits + GB13 alphanumeric characters ending in GB | RN123456789GB | UK online retailers, eBay UK, Book Depository | |
| Evri (formerly Hermes UK)United Kingdom | 16 digits or H + 10 digits16 numerical digits | 1234567890123456 | ASOS UK, Next, Boohoo, eBay UK private sellers | |
| OnTrac / LaserShipUSA | C, D, 1LSStarts with C or D + 14 digits, or 1LS + digits | C12345678901234 | Zara US, Shein US, Home Depot, Sephora regional |