ZIP Codes United States | Dashboards & Data | Spotzi

Postal Codes in United States

US ZIP code data depicts the boundaries of all United States districts. These districts are used by the US postal service to aid in efficient mail routing across the country.

Postal code tabulation areas (ZCTAs) are generalized aerial representations of United States Postal Service (USPS) postal code service areas. The USPS identifies post offices or delivery stations associated with individual mailing addresses, and its postal codes are a collection of mail delivery routes known as ZIP-codes.

5-digit ZIP code map of the United States for a quick lookup of every postal code area

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About American Postal Codes

Does the United States have ZIP Codes?

Yes. People also refer to postal codes as PIN codes. This is an short for Postal Index Number.

What is the length of postal codes in United States?

The length of a ZIP code in United States consists of 5 characters. These are 5 digits.

How are American ZIP codes structured?

American postal codes consist of five characters. These characters represent the following:

• 1xxxx : The first digit represents a broad area of the US. The number 1, for example, is used to identify Delaware (DE), New York (NY) and Pennsylvania (PA).
• x15xx: The second and third digits represent the area’s Sectional Center Facility (SCF)—in this case, these digits pertain to Western Nassau County.
• xxx60: The fourth and fifth digits close in on a specific area, city or town.

How many postal codes are there in United States?

Currently, the American 5-digit postal code database consists of over 41000 areas.

What’s the current postal code range in United States?

The current postal codes in the United States range from 00001 – 99950. The lowest and highest of these postal codes are both specific to areas in Alaska; The 00001 code is for the N Dillingham area, and the postal code 99950 is for Ketchikan, AK.

United States ZIP Code Targeting

ZIP codes or postal codes are a great way to accurately target your best-fit customers. Especially when you attach more customer data to each postal code area. This allows you to not only visualize data from a helicopter view. You are also able to create segmented postal code lists you can use for your next marketing campaign.

United States postal code boundaries. The key to more consumer insights.

Spotzi not only shows postal codes on the map, but offers a true targeting tool for you as a marketer or sales professional. With over thousands of characteristics at zip code level from reliable sources like US Census, we can give you more insight into the areas that are of interest to you. Insights that allow you to build more targeted, more relevant and more effective (online) campaigns.

Use Cases with American Postal Codes

Postal codes offer an inexhaustible source of insights for businesses. Many of our clients have already used our ZIP code database to identify new opportunities and use their budgets in a more effective and targeted way. See some interesting use cases below:

Using zip codes for geographic customer segmentation
Create a heatmap of customers at the ZIP code level and see at a glance where your marketing efforts need an extra boost.

Search ZIP codes within a radius
Are you working on a local (online) campaign and do you want more insight into consumer behaviour? With Spotzi you pick one or more locations and set your radius. This allows you to search for postal code areas within a particular radius, but it also helps you to gain more insight into consumer behaviour. Learn more

Search postal codes within a certain travel distance
In addition to radius, you are also able search for postal codes within a certain travel time. Both foot traffic and car traffic. Still a large area to target? Segment your audience with other consumer characteristics like as spending behavior, demographics or income. Learn more

ZIP codes for online targeting
Combine the power of Spotzi with your online marketing tool. With Spotzi, you can build segments based on thousands of attributes and create zip code lists that you can use to target your audience through Google Ads / Facebook Ads. Learn more