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Callao, Utah

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About Callao (Click for our profile page)

Located in: Juab County (see below)

Pronunciation: KAL-ee-oh   <1>

Time Zone: Callao lies in the Mountain Time Zone (MST/MDT)<2>

Telephone Area Code: (435)

ZIP Code: 84034<3>

Elevation: 4,330 feet [1,319.78 m] above sea level<4>

GPS Coordinates (Latitude/Longitude)<5>

For the purpose of mapping and calculating distances, we have chosen a reference point within Callao. The point that we are using is located at these GPS coordinates - Latitude: 39.8979, Longitude: -113.7141     [Map].

DMS - Degrees, Minutes, Seconds

Lat:   39° 53' 52"
Lon:   -113° 42' 50"

Name of USGS Topo Map:<6>   Callao

Federal GNIS/FIPS Codes for Callao

GNIS ID:   1437516
FIPS State / Place Code:   49 / 10000

(For more about Federal Codes, see our Misc Page for Callao)

About Juab County

The community of Nephi is the County Seat for Juab County.

From the 2010 US Census     (For more detail, see our Census Page for Juab)


2018:<7>     11,555   (12.78% increase since 2010)  
2010:     10,246   (24.37% increase since 2000)
2000:     8,238

Total Area:<8>   3,406 sq. miles [8,822.5 km²]

Housing Units:<9>   3,502

Official Website:

Federal GNIS/FIPS Codes for Juab

GNIS ID:   1455158
FIPS State / County Code:   49 / 023

(For more about Federal Codes, see our Misc Page for Callao)

About Utah

From the US Census


2018:     3,161,105   (14.37% increase since 2010)  
2010:     2,763,885   (23.77% increase since 2000)
2000:     2,233,169

Websites for State of Utah

Official Website:

Federal GNIS/FIPS Codes for State of Utah

GNIS ID:   1455989
FIPS State:   49

(For more about Federal Codes, see our Misc Page for Callao)

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About Juab County

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Off-the-Road Links ...

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

The official website for Juab County:

The official website for State of Utah:

Footnotes ...

<1>The pronunciation we've provided is our attempt to give a phonetic pronunciation. While it might not be exactly right, it should be close. If we have it wrong or there's a better way to pronounce the name, please contact us through our Feedback Page.

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<2>While Callao is in the Mountain Time Zone, the area to the west is in the Pacific Time Zone (PST/PDT).

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<3>ZIP Codes have been created by the United States Postal Service (USPS) as a way of grouping addresses to make delivery more efficient. The boundaries of the ZIP Code can be changed, re-assigned, eliminated or overlapped with other ZIP Codes. So keep in mind that any given ZIP Code is only 'loosely' associated with a community (such as Callao). When looking for a ZIP Code, whether Callao or elsewhere, it's always best to check the website of the United States Postal Service (USPS).

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<4>The elevation is an estimate for the area around Callao - it will be higher in some places and lower in others.

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<5>The longitude & latitude values may not be the geographic center of Callao, rather it may be a prominent intersection or the center of population, etc. It will vary depending on the source.

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<6>The USGS 7.5 Minute topographic map which includes Callao.

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<7>Every year, the US Census Bureau creates a population estimate for the preceeding year. Keep in mind that this value is an estimate and not an actual count. The most recent Census estimate is for the year 2018.

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<8>The area value has been supplied by the US Census Bureau and it can be different than the geographic boundaries of Callao. The value given by the Census Bureau reflects their statistical (or sampling) requirements. For example, if there is a cluster of people living just outside of the community's official boundary, the Census-defined area might be expanded to include that group.

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<9>A Housing Unit is a broad term for those places where people live (whether occupied or temporarily vacant), such as a house, an apartment, a mobile home, or an area that is considered as a separate living quarter. Separate living quarters (consisting of one or more rooms) are considered to be those places where people live, sleep and eat separately from others and that have access to the outside (either directly or by a shared hallway).

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This page was last modified: 05 Dec 2019
By John Hall