Welcome to Twin Peaks ...

Twin Peaks is located in San Bernardino County<1>.

While we don't have a date for the founding of Twin Peaks, you might consider that their post office opened  in 1916.

Twin Peaks is 5,770 feet [1,759 m] above sea level.<2> In other words, the elevation of Twin Peaks is about 1 mile [or 1¾ km] above sea level.

Time Zone: Twin Peaks lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time

Twin Peaks is within the (909) area code.

The ZIP code for Twin Peaks: 92391<3>

Communities Also Named Twin Peaks ...

Using our Gazetteer, we found that there are 2 communities that are also named Twin Peaks - they are located in Alaska and Utah.

For more information, see our Tidbits & Trivia Page for Twin Peaks.

Communities near Twin Peaks ...

We have created a list of 10 communities that are near Twin Peaks.

• San Bernardino
  (9 miles [14.5 km] to the southwest)
  • Jump to our Gazetteer entry for San Bernardino
  • San Bernardino is located in San Bernardino County
  • Population from the 2020 Census: 217,491 people
  • Jump to TripAdvisor's Tourism page for San Bernardino <4>
• Fontana
  (14 miles [22.5 km] to the southwest)
  • Jump to our Gazetteer entry for Fontana
  • Fontana is located in San Bernardino County
  • Population from the 2020 Census: 216,173 people
  • Jump to TripAdvisor's Tourism page for Fontana <4>
• Rialto
  (11 miles [17.7 km] to the southwest)
  • Jump to our Gazetteer entry for Rialto
  • Rialto is located in San Bernardino County
  • Population from the 2020 Census: 104,132 people
  • Jump to TripAdvisor's Tourism page for Rialto <4>
• Hesperia
  (13 miles [20.9 km] to the north)
  • Jump to our Gazetteer entry for Hesperia
  • Hesperia is located in San Bernardino County
  • Population from the 2020 Census: 96,911 people
  • Jump to TripAdvisor's Tourism page for Hesperia <4>
• Apple Valley
  (18 miles [29 km] to the north)
  • Jump to our Gazetteer entry for Apple Valley
  • Apple Valley is located in San Bernardino County
  • Population from the 2020 Census: 74,061 people
  • Jump to TripAdvisor's Tourism page for Apple Valley <4>
• Redlands
  (13 miles [20.9 km] to the south)
  • Jump to our Gazetteer entry for Redlands
  • Redlands is located in San Bernardino County
  • Population from the 2020 Census: 72,271 people
  • Jump to TripAdvisor's Tourism page for Redlands <4>
• Highland
  (7 miles [11.3 km] to the south)
  • Jump to our Gazetteer entry for Highland
  • Highland is located in San Bernardino County
  • Population from the 2020 Census: 55,696 people
  • Jump to TripAdvisor's Tourism page for Highland <4>
• Yucaipa
  (18 miles [29 km] to the southeast)
  • Jump to our Gazetteer entry for Yucaipa
  • Yucaipa is located in San Bernardino County
  • Population from the 2020 Census: 54,833 people
  • Jump to TripAdvisor's Tourism page for Yucaipa <4>
• Colton
  (12 miles [19.3 km] to the south)
  • Jump to our Gazetteer entry for Colton
  • Colton is located in San Bernardino County
  • Population from the 2020 Census: 54,661 people
  • Jump to TripAdvisor's Tourism page for Colton <4>
• Loma Linda
  (13 miles [20.9 km] to the south)
  • Jump to our Gazetteer entry for Loma Linda
  • Loma Linda is located in San Bernardino County
  • Population from the 2020 Census: 24,581 people
  • Jump to TripAdvisor's Tourism page for Loma Linda <4>

To Help With Your Genealogy Research ...

We have a couple of sections for those tracing their genealogy.

We created a list of cemeteries that are in the area around Twin Peaks. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Twin Peaks.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Twin Peaks. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Twin Peaks.

We also have a detailed list of newspapers that have been published in the area around Twin Peaks. See our Newspapers Page for Twin Peaks.

TripAdvisor Tourism Pages for Twin Peaks ...

Looking for more information about Twin Peaks? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.

In addition to the Tourism page for Twin Peaks, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Twin Peaks.

Adding Twin Peaks to Our Gazetteer ...

We originally found mention of Twin Peaks in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.

From our notes, the earliest published mention we've found for Twin Peaks was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<5>

From that list, the Twin Peaks post office opened in 1916.

For more details, see References and Mentions for Twin Peaks.

Off-the-Road Links ...

Unfortunately, we don't know of a website for Twin Peaks. If you can help, please contact us through our Feedback Page.

The official website for San Bernardino County: www.sbcounty.gov/

The official website for State of California: https://www.ca.gov/