# IV-MTR Tracking

> Track USPS letters and flats by their Intelligent Mail barcode (IMb) using IV-MTR scan data, and buy IMb
> tracking labels for everyday First-Class Mail at 12 cents per label. Operated by GigData LLC,
> Lake Forest, California. Not affiliated with the United States Postal Service.

- Labels are sold in prepaid packs (100 for $12.00, 500 for $60.00, 1,000 for $120.00, 5,000 for $600.00). Credits never expire; all purchases are final and non-refundable.
- Postage is not included; labels are for First-Class Mail letters and flats.
- The public tracking page shows scan status only, never recipient names or addresses.

## Pages

- [Track a piece](https://ivmtrtracking.com/track): enter the 20-31 digit IMb number to see USPS scan events.
- [Sample tracking page](https://ivmtrtracking.com/sample-tracking): what a tracked letter's status page looks like.
- [How IMb tracking works](https://ivmtrtracking.com/how-it-works): what the barcode encodes and where scan data comes from.
- [Pricing](https://ivmtrtracking.com/pricing): label packs and terms.
- [Blog](https://ivmtrtracking.com/blog): mail tracking guides for bulk mailers, real estate agents, local and home services, grocery stores, law firms and dental offices.
- [Terms of service](https://ivmtrtracking.com/terms)
- [Privacy policy](https://ivmtrtracking.com/privacy)