RoadsideThoughts
A Gazetteer for the United States and Canada
Home >> State of Arizona >> Cochise County >> Black DiamondIndex...

Welcome to Black Diamond ...

So far, we found very little information about Black Diamond. The little that we've found leads us believe that the community is historic.<1>

We've added Black Diamond to our Gazetteer with the hope that we can develop more information. If you can help us with Black Diamond, please Contact Us.


Black Diamond would have been located within present day Cochise County<2>.

While we don't have a date for the founding of Black Diamond, you might consider that their post office opened in 1902.

While the community is gone, the present day location for Black Diamond is 5,130 feet [1,564 m] above sea level.<3> In other words, the altitude of Black Diamond is about 1 mile [or ~1½ km] above sea level.

Time Zone: The area where Black Diamond was located is in the Mountain Standard Time Zone (MST) and does not observe daylight saving time

Note: If you leave Black Diamond and travel east, you will leave Mountain Standard Time and cross into the Mountain Time Zone (MST/MDT). In addition, you will be moving from an area that does not observe daylight saving time to one that does.

The Area Code where Black Diamond was located: 520

Communities Also Named Black Diamond ...

Using our Gazetteer, we found that there are 9 communities that are also named Black Diamond - they are located in Alabama, Alberta, Arkansas, Florida, Indiana, Kentucky, Ohio, Pennsylvania and Washington.

For more information, see our Tidbits & Trivia Page for Black Diamond.

Communities near Black Diamond ...

We have created a list of 10 communities that are near Black Diamond.

  • Tombstone
    (12 miles [19.3 km] to the southwest)
  • Pearce
    (6 miles [9.7 km] to the northeast)
  • Turquoise ‑ Historic
    (6 miles [9.7 km] to the southeast)
    • Turquoise is located in Cochise County
    • Jump to our Gazetteer entry for Turquoise
  • Courtland ‑ Historic
    (7 miles [11.3 km] to the southeast)
    • Courtland is located in Cochise County
    • Jump to our Gazetteer entry for Courtland
  • Gleeson ‑ Historic
    (8 miles [12.9 km] to the southeast)
    • Gleeson is located in Cochise County
    • Jump to our Gazetteer entry for Gleeson
  • Dragoon
    (15 miles [24.1 km] to the northwest)
  • Sunizona
    (15 miles [24.1 km] to the east)
    • Sunizona is located in Cochise County
    • Jump to our Gazetteer entry for Sunizona
  • Elfrida
    (16 miles [25.7 km] to the southeast)
  • Cochise
    (18 miles [29 km] to the north)
  • Contention City ‑ Historic
    (18 miles [29 km] to the west)
    • Contention City is located in Cochise County
    • Jump to our Gazetteer entry for Contention City
    • Contention City has also been known as:
    • Contention

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 Black Diamond. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Black Diamond.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Black Diamond. 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 Black Diamond.

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

Adding Black Diamond to Our Gazetteer ...

We originally found mention of Black Diamond 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 (so far) for Black Diamond was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<5>

From that list, the Black Diamond post office opened in 1902. The Black Diamond post office closed in 1908.

For more details, see References and Mentions for Black Diamond.

Footnotes ...

<1>We use the term 'Historic' broadly and it generally means that the community no longer exists. However, it can also mean that the community might still exist, but was significantly larger or had a more 'official' existence in the past than it does now. Unfortunately our sources of data have proven to be unreliable. If you can provide us with more specific information about Black Diamond, please let us know so that we can improve our accuracy.
<2>If you're interested in how the shape of Arizona's counties, including Cochise, have changed over time, we recommend the Atlas of Historical County Boundaries.
<3>The elevation is an estimate for the area around Black Diamond - it will be higher in some places and lower in others.
<4>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<5>A copy of the Blevins & Helbock Post Office list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/