What do the first 3 digits of a zip code mean?
Zoe Patterson
Updated on March 18, 2026
What do the first 3 digits of a zip code mean?
In general, the first three digits designate a sectional center facility, the mail sorting and distribution center for an area. A sectional center facility may have more than one three-digit code assigned to it.
What do the first 2 digits of a zip code mean?
The first digit designates a broad area, which ranges from zero for the Northeast to nine for the far West. The two following digits are the code of a central post office facility in that region. The last two digits designate small post offices or postal zones.
What are the extra 4 digits after a zip code?
The 9-digit ZIP Code consists of two sections. The first five digits indicate the destination post office or delivery area. The last 4 digits represent specific delivery routes within delivery areas. ZIP plus 4 codes assist the USPS in effectively sorting and distributing mail.
Do all Georgia zip codes start with 3?
3 = Alabama (AL), Florida (FL), Georgia (GA), Mississippi (MS), Tennessee (TN), APO Americas (AA), FPO Americas (AA) 4 = Indiana (IN), Kentucky (KY), Michigan (MI), Ohio (OH) 5 = Iowa (IA), Minnesota (MN), Montana (MT), North Dakota (ND), South Dakota (SD), Wisconsin (WI)
Do any US zip codes start with 0?
There are 3,669 zip codes in the U.S. that begin with a zero, most of which are located on the east coast. Zip+4 is a more common way to record zip codes, “12345-1234.” The first five digits indicate the destination post office or delivery area and the Zip+4 code represents a specific delivery route. Importing .
Who was Robert Moon?
Robert Aurand Moon (April 15, 1917, Williamsport, Pennsylvania, USA – April 10, 2001, Leesburg, Florida, USA), sometimes called “Mr. ZIP”, is considered the father of the ZIP Code or Zone Improvement Plan, a mechanism to route mail in the United States.
What zipcode starts with 7?
ZIP Codes designate delivery routes used by mail carriers and areas serviced by the USPS….What is a ZIP Code and how do they work?
| ZIP Codes Beginning With | States |
|---|---|
| 6 | Illinois, Kansas, Missouri, Nebraska |
| 7 | Arkansas, Louisiana, Oklahoma, Texas |
Is 00000 a real ZIP Code?
The 00000 zip code is described in state data as home to people who listed themselves as residents of Clearwater,Feather Sound,Baker County,Miramar Beach,Tierra Verde,Jackson County,St. That’s why zip code totals can occasionally drop.