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Welcome to Oslo ...

The city of Oslo is located in Marshall County<1>.

The pronunciation of Oslo: AHZ-loh<2>

While we don't have a date for the founding of Oslo, you might consider that their post office opened  in 1905.

From the  Census Estimates for 2019, Oslo has a population of 324 people<3> (see below for details).

Oslo is 800 feet [244 m] above sea level.<4>.

Time Zone: Oslo lies in the Central Time Zone (CST/CDT) and observes daylight saving time

Area Code for Oslo: 218

The ZIP code for Oslo: 56744<5>

Population Details ...

Taken from the 2019 Census Estimates, Oslo had an population of 324 people. This is a decrease of 1.82% since the 2010 Census (or a decrease of 6.63% since the 2000 Census).

At the time of the 2010 Census, Oslo had a population of 330 people. This makes Oslo the county's 6th most populous community.

With a 2010 count of 330 people, the population of Oslo decreased 4.9% from the 2000 Census (which had a count of 347 people).

More information can be found on the Census Page for Oslo.

Communities Also Named Oslo ...

Using our Gazetteer, we found that there are two Minnesota communities named Oslo: This one is located in Marshall County and the other is located in Dodge County.

Beyond Minnesota, there are 3 communities that are also named Oslo - they are located in Florida and Wisconsin.

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

Communities near Oslo ...

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

  • Grand Forks
    (19 miles [30.6 km] to the south)
  • East Grand Forks
    (18 miles [29 km] to the south)
  • Grafton
    (19 miles [30.6 km] to the northwest)
    • Jump to our Gazetteer entry for Grafton
    • Grafton is located in Walsh County (ND)
    • Population from the 2020 Census: 4,075 people
    • Jump to TripAdvisor's Tourism page for Grafton <6>
  • Warren
    (16 miles [25.7 km] to the east)
  • Argyle
    (17 miles [27.4 km] to the northeast)
  • Minto
    (12 miles [19.3 km] to the northwest)
    • Jump to our Gazetteer entry for Minto
    • Minto is located in Walsh County (ND)
    • Population from the 2020 Census: 582 people
    • Jump to TripAdvisor's Tourism page for Minto <6>
  • Manvel
    (8 miles [12.9 km] to the south)
    • Note: The GPS coordinates that we are using for Manvel have been provided by the GNIS.<7> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Manvel
    • Manvel is located in Grand Forks County (ND)
    • Population from the 2020 Census: 372 people
    • Jump to TripAdvisor's Tourism page for Manvel <6>
  • Alvarado
    (6 miles [9.7 km] to the east)
    • Note: The GPS coordinates that we are using for Alvarado have been provided by the GNIS.<7> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Alvarado
    • Alvarado is located in Marshall County
    • Population from the 2020 Census: 362 people
  • Gilby
    (17 miles [27.4 km] to the southwest)
    • Jump to our Gazetteer entry for Gilby
    • Gilby is located in Grand Forks County (ND)
    • Population from the 2020 Census: 230 people
    • Jump to TripAdvisor's Tourism page for Gilby <6>
  • Forest River
    (15 miles [24.1 km] to the west)

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

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

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

TripAdvisor Tourism Pages for Oslo ...

Looking for more information about Oslo? 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 Oslo, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Oslo.

Adding Oslo to Our Gazetteer ...

We originally found mention of Oslo 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 Oslo was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<8>

From that list, the Oslo post office opened in 1905.

For more details, see References and Mentions for Oslo.

Footnotes ...

<1>If you're interested in how the shape of Minnesota's counties, including Marshall, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>The pronunciation we've provided is our attempt to give a phonetic pronunciation for Oslo. While it might not be exactly right, hopefully it will be close. If we have it wrong or there's a better way to pronounce the name, please contact us through our Feedback Page.
<3>Population counts have been provided by the U.S. Census Bureau. For more detail, please visit our Census Page for Oslo.
<4>The elevation is an estimate for the area around Oslo - it will be higher in some places and lower in others.
<5>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 city (such as Oslo). When looking for a ZIP Code, whether Oslo or elsewhere, it's always best to check the website of the United States Postal Service (USPS).
<6>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<7>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<8>A copy of their list with background information can be found at:

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