Fort Irwin ZIP Code List — San Bernardino County, CA
There is one unique ZIP code in Fort Irwin, California and it is 92310. Area code: 760.
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82.71
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sq mi water
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area code
Fort Irwin, CA ZIP code map
About Fort Irwin, CA
Fort Irwin is a unique city located in California, specifically within San Bernardino County. Known primarily for its military presence, it serves as the home to the National Training Center of the United States Army. This establishment plays a crucial role in training and preparing military personnel for real-world operations.
Location & geography
Fort Irwin is situated in the Mojave Desert, providing a distinctive desert landscape that influences both its climate and vegetation. The city is approximately 37 miles from Barstow, 50 miles from Victorville, 80 miles from Palm Springs, and 110 miles from Los Angeles. Covering an area of 165.42 square miles with no bodies of water, Fort Irwin’s terrain is characterized by its arid environment.
Community & economy
The community at Fort Irwin is primarily made up of military families and personnel associated with the National Training Center. Daily life often revolves around military schedules, training exercises, and community events that foster camaraderie. The local spirit is deeply tied to serving the country, making it a supporting hub for military readiness.
Transportation
Transportation in and out of Fort Irwin is facilitated by several highways, including State Route 58, which connects to major regional roads. The nearest commercial airport is the Palm Springs International Airport, located around 80 miles to the southeast. Public transit options are limited given the city's remote location, primarily serving military personnel on base.
History
Fort Irwin was established in the 1940s and has since evolved into a vital training ground for the U.S. Army. Its significance grew after being designated as the National Training Center, focusing on large-scale combat training exercises. Over the years, Fort Irwin has played an essential role in preparing troops for deployments and has hosted numerous notable military events.
Did you know?
One surprising fact about Fort Irwin is that it comprises the largest military installation in the continental United States. Additionally, its unique desert landscape allows for extensive training exercises that simulate various combat environments.
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions
What is the ZIP code for Fort Irwin, CA?
Fort Irwin, CA has one ZIP code: 92310.
What is the main ZIP code for Fort Irwin, CA?
The primary ZIP code for Fort Irwin, CA is 92310. The city uses area code 760 for phone service.
What county is Fort Irwin, CA in?
Fort Irwin is located in San Bernardino County, California.
How many ZIP codes are in Fort Irwin, CA?
Fort Irwin, CA has 1 ZIP code.
What is the ZIP code for Fort Irwin National Training Center?
Fort Irwin National Training Center, located in San Bernardino County, uses the ZIP code 92310 for all mailing addresses within the military installation.
What ZIP code should I use when sending mail to businesses in Fort Irwin, California?
All addresses in Fort Irwin, CA use the single ZIP code 92310, which covers the entire city and surrounding military installation areas in San Bernardino County.
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