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County ZIP codes · Michigan · FIPS 26119

Montmorency County, MI ZIP Codes

Montmorency County, Michigan has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 2 of the residential ones lie mainly in Montmorency County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $47,432 in 49746 (Hillman) to $62,008 in 49751 (Johannesburg) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Montmorency County?

48619 · Comins: $46k49709 · Atlanta: $51k49746 · Hillman: $47k49751 · Johannesburg: $62k49756 · Lewiston: $53k497094974649756497514861948619 · Comins: $46k49709 · Atlanta: $51k49746 · Hillman: $47k49751 · Johannesburg: $62k49756 · Lewiston: $53k497094974649756497514861948619 · Comins: $46k49709 · Atlanta: $51k49746 · Hillman: $47k49751 · Johannesburg: $62k49756 · Lewiston: $53k4970949746497564975148619
The residential ZIP codes of Montmorency County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $47,432 and $53,333.

They carry 5 postal town names: Lewiston, Atlanta, Hillman, Johannesburg, Comins.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 5 residential ZIP codes in Montmorency County

2 ZIP codes lie mainly in Montmorency County; 3 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Montmorency County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
49709 Atlanta 3,772 16 $51k $154k 100%
49746 Hillman 3,284 16 $47k $164k 84%

Partly in Montmorency County

Residential ZIP codes mainly in another county that reach at least 1% into Montmorency County, by their share here
In this county
49756 Lewiston 4,100 22 $53k $163k 34%
49751 Johannesburg 2,161 14 $62k $189k 30%
48619 Comins 415 5 $46k $165k 19%

Download the 5 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

4 ZIP codes of Montmorency County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Montmorency County and in the neighboring counties
ZIPIn MontmorencyElsewhere
4975634%Oscoda County62%; Crawford County3%; Otsego County2%
4974684%Alpena County16%
4975130%Otsego County70%
4861919%Oscoda County81%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Montmorency County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Montmorency County's ZIP codes use 2 prefixes: 486 and 497.

Three-digit prefixes of Montmorency County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Montmorency County's
PrefixSectional centerHereAll codes
486Metroplex, MI (SCF 480)160
497Traverse City, MI (SCF 496)476

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.