Fountain, CO Zip Code: Find It Here

Nick Leason

-Oct 16, 2025

Looking for the zip code for Fountain, Colorado? This guide provides a comprehensive overview, ensuring you have the correct information for mail, deliveries, and more.

Key Takeaways

Fountain, Colorado has two primary zip codes: 80817 and 80810.
The 80817 zip code covers the majority of the city.
The 80810 zip code primarily serves the Fort Carson military base and surrounding areas.
Knowing the correct zip code ensures accurate mail delivery and package routing.
Using the wrong zip code can lead to delays or misdelivery.
Verify the specific address within Fountain to determine the correct zip code.

Introduction

Fountain, Colorado, a rapidly growing city in El Paso County, is a vibrant community with a rich history and diverse population. Understanding the city's layout and its corresponding zip codes is crucial for residents, businesses, and visitors alike. This article provides a comprehensive guide to Fountain's zip codes, outlining their boundaries, usage, and importance for accurate mail and package delivery.

What & Why: Understanding Fountain, CO Zip Codes

What are Zip Codes?

Zip codes, short for Zone Improvement Plan codes, are postal codes used by the United States Postal Service (USPS) to streamline mail delivery. These five-digit codes (and sometimes the extended four-digit add-on) help postal workers sort mail efficiently and ensure it reaches the correct destination. In Fountain, Colorado, two primary zip codes serve the city and surrounding areas.

Why are Zip Codes Important?

Using the correct zip code is essential for several reasons:

Accurate Mail Delivery: The primary function of a zip code is to direct mail to the correct post office and delivery route. An incorrect zip code can lead to delays, misdelivery, or even undeliverable mail.
Package Routing: Package delivery services like FedEx and UPS also rely on zip codes for efficient routing. Using the correct zip code ensures your packages arrive on time and at the intended address.
Geographic Identification: Zip codes are often used for geographic identification and data analysis. Businesses use them for market research, demographics, and targeted advertising.
Emergency Services: In emergency situations, providing the correct zip code can help dispatchers quickly locate and send assistance to the right location.

Fountain, CO: Two Zip Codes

Fountain, Colorado, is primarily served by two zip codes:

80817: This zip code covers the majority of the residential and commercial areas within the city limits of Fountain.
80810: This zip code primarily serves the Fort Carson military base and some surrounding residential areas that are geographically closer to the base, although still considered part of the broader Fountain area.

The Importance of Knowing the Difference

While both zip codes are associated with Fountain, it's crucial to use the correct one based on the specific address. Using the wrong zip code can cause significant delays in mail and package delivery, especially for time-sensitive items. Understanding the boundaries of each zip code ensures that your mail and packages reach their intended recipients promptly.

How to Determine the Correct Zip Code

Determining the correct zip code for an address in Fountain is generally straightforward. Here are a few methods you can use:

USPS Zip Code Lookup: The USPS website offers a free zip code lookup tool. Simply enter the street address, city, and state, and the tool will provide the correct zip code.
Online Mapping Services: Google Maps, MapQuest, and other online mapping services often display zip code boundaries. You can search for the address and view the corresponding zip code.
Address Verification Tools: Several websites and software programs offer address verification services. These tools not only provide the zip code but also standardize the address format.
Contacting the Recipient: If you are unsure of the zip code, the easiest way to confirm is to ask the recipient directly.
Checking Previous Mail: If you have received mail from the address before, check the return address for the zip code.

Key Considerations for Accuracy

New Developments: As Fountain continues to grow, new residential and commercial areas may be added. It's essential to verify the zip code for new addresses using the methods mentioned above.
Fort Carson Boundaries: The 80810 zip code primarily serves Fort Carson. If the address is located on the base or in the immediate vicinity, this is likely the correct zip code. Addresses further from the base, even within Fountain, will typically use 80817.
Rural Routes: In some cases, addresses on the outskirts of Fountain may have slightly different zip code designations. Always verify using a reliable lookup tool.

Examples & Use Cases

To further illustrate the importance of using the correct zip code, consider these examples:

Scenario 1: Sending a package to a residence in downtown Fountain. If you are sending a package to a home in the main residential area of Fountain, such as near Fountain-Fort Carson High School, you would use the 80817 zip code.
Scenario 2: Mailing a letter to a business on Fort Carson. If you are mailing a letter to a business located directly on the Fort Carson military base, the 80810 zip code is required.
Scenario 3: Online Shopping Delivery. When placing an online order for delivery to a Fountain address, double-check the zip code during checkout. Many e-commerce sites have built-in zip code verification tools.
Scenario 4: Emergency Situation. In an emergency, providing the correct zip code to the 911 dispatcher ensures that first responders are sent to the precise location as quickly as possible.
Scenario 5: Updating Address Information. When moving within Fountain or to Fountain from another location, it's crucial to update your address with the USPS and any relevant institutions (banks, credit card companies, etc.), using the correct zip code.

Best Practices & Common Mistakes

Best Practices for Zip Code Usage

Always Verify: Before sending mail or shipping a package, take the extra moment to verify the zip code using a reliable source.
Use Full Address: Include the full street address, city, state, and zip code for all correspondence. This ensures accurate delivery and avoids confusion.
Update Address Promptly: If you move, update your address with the USPS and other relevant organizations as soon as possible. This will prevent mail from being misdirected.
Educate Others: If you are responsible for sending mail on behalf of a business or organization, ensure that all staff members understand the importance of using correct zip codes.

Common Mistakes to Avoid

Assuming One Zip Code for the Entire City: Fountain has two primary zip codes. Assuming that 80817 covers the entire city is a common mistake.
Using Old Information: Zip codes can change over time due to population growth and postal route adjustments. Always use the most current information.
Transposing Numbers: Double-check that you have entered the zip code correctly. Transposing numbers (e.g., entering 80187 instead of 80817) is a common error.
Ignoring the Add-on Code: The four-digit add-on code (e.g., 80817-1234) provides even more precise location information. If you have the add-on code, include it for optimal delivery accuracy.
Relying on Memory: Don't rely on your memory for zip codes, especially if you don't use them frequently. Always verify using a lookup tool.

FAQs About Fountain, Colorado Zip Codes

Q: What are the zip codes for Fountain, Colorado? A: The primary zip codes for Fountain, Colorado are 80817 and 80810.

Q: Which zip code covers most of Fountain? A: The 80817 zip code covers the majority of the city of Fountain.

Q: What area does the 80810 zip code serve? A: The 80810 zip code primarily serves Fort Carson and some surrounding areas.

Q: How can I find the zip code for a specific address in Fountain? A: You can use the USPS website's zip code lookup tool, online mapping services, or address verification tools. — Prague Weather In May: What To Expect

Q: Why is it important to use the correct zip code? A: Using the correct zip code ensures accurate and timely mail and package delivery. — St. Cloud, FL Zip Codes: A Comprehensive Guide

Q: What should I do if I'm not sure which zip code to use? A: If you're unsure, verify the zip code using one of the methods mentioned above or contact the recipient directly.

Conclusion: Ensuring Accurate Mail Delivery in Fountain

Knowing and using the correct zip code for addresses in Fountain, Colorado, is crucial for efficient mail and package delivery. By understanding the distinction between the 80817 and 80810 zip codes and utilizing the resources available to verify addresses, you can ensure that your mail reaches its intended destination promptly. Whether you're a resident, business owner, or visitor, taking the time to verify the zip code is a simple step that can make a significant difference.

Make sure to use the right zip code when sending mail or packages to Fountain, Colorado, to avoid delays and ensure proper delivery! — Palm Coast, Florida: Zip Codes & Information

Last updated: October 26, 2023, 17:57 UTC