The IMb is based on a computer algorithm. Once it has been converted into a barcode, it can only be read using a computer or handheld device. The USPS has a decoder/encoder online at To use this tool, you need to enter the letter designation for each bar (F, D, A or T).

Consequently, what is in an IMb barcode?

The Intelligent Mail barcode consists of a 20-digit tracking code (Barcode Identifier, Service Type Identifier, Mailer Identifier, and Serial Number) and a Routing Code (ZIP Code™) field of up to 11 digits.

Additionally, what type of barcode does USPS use? EAN-128

Besides, what is the barcode on my mail?

A barcode is a series of long and short bars that represent ZIP Codes, ZIP+4 codes, and delivery addresses. The Postal Service uses automated equipment that reads the barcode to process and sort mail. At the Postal Service, the barcode tells us where to deliver your mail.

What is an IMb tracking number?

The Intelligent Mail barcode (IMb) is a 65-bar Postal Service™ barcode that is used to sort and track letters and flats. It allows mailers to use a single barcode to: Participate in multiple Postal Service programs simultaneously. Track individual mailpieces.

Related Question Answers

Why do my stamps have a barcode?

The United States Postal Service only allows you to do so through authorized vendors, including pbSmartPostage, Stamps, and Stamps.com. They contain unique 2D barcodes, which the USPS calls “information-based indicia” (IBI), that validate the postage.

How do I find my delivery point code?

The delivery point barcode consists of your 5-digit Zip Code, ZIP+4, and the last two digits of your delivery address. If you are unsure of how to proceed, use the MDA locator to contact the MDA responsible for your ZIP Code area.

What does the barcode on the bottom of the envelope tell you?

First, it alerts the machine as to what type of postage is (or should be) affixed to the piece. Second, it tells the machine if the mail piece already has a Intelligent Mail barcode representation of the delivery ZIP+4. You can see the Intelligent Mail barcode just below the address in Figure 1.

How do I find my mailer ID number?

A mailer ID is a 9-digit number that is required when using Electronic Return Receipt (ERR). To get a mailer ID, you need to submit Form 5053, Bulk Proof of Delivery to the USPS. To learn about how to obtain a Mailer ID from the USPS, visit the USPS Business Customer Gateway Mailer ID page.

What is an IMpb barcode?

The Intelligent Mail® package barcode (IMpb) is the U.S. Postal Service's® bridge between physical packages and digital information, helping to deliver world-class service and tracking.

Can I reuse envelopes with barcodes?

It is not a good idea to reuse envelopes with barcodes. It could direct your mail to an incorrect address, resulting in delays or loss (if the mail is not returned to USPS). The barcodes have a purpose. The barcodes will direct a letter to a location.

Can you use the big stamp with the barcode?

That's not a stamp. That with the Barcode is just the "cover" of the book that the post office scans at the register to sell them to you.

Where is the barcode clear zone on an envelope?

The barcode clear zone is a rectangular area in the lower right corner of the address side of cards and letter-size pieces defined by these boundaries: Left: 4-3/4 inches from the right edge of the piece.

What is an IMpb shipping label?

What is it? The Intelligent Mail® Package Barcode (IM®pb) is the next generation tracking barcode for parcels and Extra Services through the U.S. Postal Service® (USPS®). The IMpb tracking barcode format includes shipping information needed to track packages from pick-up to final delivery.

How do I create a barcode for an address?

Create a mailing barcode for addresses in the United States
  1. Open Microsoft Word.
  2. Click the Mailings tab in the toolbar.
  3. Click the Envelopes option.
  4. Type the delivery address, if necessary, for the envelope or label.
  5. Click the Options button.
  6. Click the Font button in the delivery address or return address section.

Which reply mail type requires an intelligent mail barcode?

The MID based IMb will require a Barcode ID, STID, MID, and serial number in the tracking code field and a ZIP+4 ® routing code. Two new STIDs have been added to the BRM assignment matrix to accommodate this new option as follows: n Business Reply Mail nonautomation without IMb Tracing — 072.

How can I tell where a letter came from?

Look at the post mark, on the envelope. There should be a circle with a zip code That zipcode is where your mail came from.

What is IMb carrier?

1-2 Description. IMb Tracing™ allows mailers to uniquely identify and receive mail processing data for outgoing and incoming reply mailpieces. It provides mailers with information about automation-compatible letters and flats for First-Class Mail®, Standard Mail®, and Periodicals mail.

How do I remove barcodes from Dymo labels?

Select the Labels tab at the top left, then scroll down to Small 1”x2-1/8” (SKU 30336) and choose the blank label. Click the Insert tab, select Barcode from the Label Objects menu, then drag the barcode to the blank label.

How do I make redelivery USPS?

You may schedule a redelivery online. Click here to visit the USPS tracking page. This option may not always be available. Alternatively you may call your local USPS office, schedule a redelivery online or 1(800)275-8777 to schedule a redelivery.

How do I know what barcode type?

Often times you may need to reproduce a barcode that you do not know what type it is. There are two ways to identify type of the barcode - using a capable scanner or visual inspection of its shape and start/stop patterns.

What are the lines on mail?

What are those little lines at the bottom of envelopes you get in the mail? They represent the number for your mailbox. There are actually eleven digits represented, plus a correction digit to make sure the machine read it right.

Is Postnet barcode still used?

Effective January 27, 2013, the Postal Service™ will revise the Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM ®) throughout various sections to discontinue price eligibility based on the use of POSTNET™ barcodes on all types of mail.

What font does USPS use?

The USPS prefers that a sans-serif font be used when addressing mail pieces. The font size needs to be eight-point or higher, and all capital letters is preferred. The difference between serif fonts and sans-serif fonts is that sans-serif fonts do not contain the little feet on the bottom on the letters.

How do I track my USPS package?

Navigate to Enter the USPS tracking number (to find it, simply look at the bottom of a shipping label) in the search bar; do not include any dashes or spaces. Click on “Check Status”. View the scan history and status information of your package.