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Welcome to Riordan ...

Riordan is located in Coconino County<1>.

While we don't have a date for the founding of Riordan, you might consider that their post office opened  in 1918.

Riordan is 7,310 feet [2,228 m] above sea level.<2> In other words, the elevation of Riordan is about 1½ mile [or ~2¼ km] above sea level.

Time Zone: Riordan lies in the Mountain Standard Time Zone (MST) and does not observe daylight saving time

Area Code for Riordan: 928

Communities Also Named Riordan ...

Using our Gazetteer, we found another community named Riordan - it's located in Manitoba.

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

Communities near Riordan ...

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

  • Flagstaff
    (4 miles [6.4 km] to the east)
  • Bellemont
    (6 miles [9.7 km] to the northwest)
  • Kachina Village
    (6 miles [9.7 km] to the southeast)
  • Mountainaire
    (8 miles [12.9 km] to the southeast)
    • Jump to our Gazetteer entry for Mountainaire
    • Mountainaire is located in Coconino County
  • Parks
    (12 miles [19.3 km] to the west)
  • Munds Park
    (17 miles [27.4 km] to the south)
  • Rockledge
    (21 miles [33.8 km] to the southeast)
    • Jump to our Gazetteer entry for Rockledge
    • Rockledge is located in Coconino County
  • Sedona
    (22 miles [35.4 km] to the south)
  • West Sedona
    (22 miles [35.4 km] to the south)
  • Williams Junction
    (23 miles [37 km] to the west)
    • Note: We haven't been able to verify our GPS coordinates for Williams Junction. Although the coordinates have been estimated, they should be in the vicinity.<4>
    • Jump to our Gazetteer entry for Williams Junction
    • Williams Junction is located in Coconino County

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

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

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

TripAdvisor Tourism Pages for Riordan ...

Looking for more information about Riordan? 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.

While we are unaware of a Tourism page that is specific to Riordan, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Riordan.

Adding Riordan to Our Gazetteer ...

We originally found mention of Riordan 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 Riordan was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<5>

X2X - From that list, the Riordan post office opened in 1918.

For more details, see References and Mentions for Riordan.

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

The official website for Coconino County: www.co.coconino.az.us/

The official website for State of Arizona: https://az.gov/

Footnotes ...

<1>If you're interested in how the shape of Arizona's counties, including Coconino, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>The elevation is an estimate for the area around Riordan - it will be higher in some places and lower in others.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<4>An 'estimated' location is one where we have been given GPS coordinates, but are unable to verify the accuracy of those coordinates. That said, we have some confidence that we have placed the marker near the actual location. A typical reason for being unable to verify a location is that it might be on private property or maybe historic and gone without an obvious trace.
<5>A copy of their list with background information can be found at:

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









 

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This page was last modified/updated: 28 Apr 2025