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County ZIP codes · Michigan · FIPS 26011

Arenac County, MI ZIP Codes

Arenac County, Michigan has 9 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 6 of the residential ones lie mainly in Arenac County and 3 mainly in a neighboring county; 6 cross the county line. Median household income ranges from $51,544 in 48749 (Omer) to $64,792 in 48703 (Au Gres) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Arenac County?

48610 · Alger: $59k48650 · Pinconning: $62k48658 · Standish: $54k48659 · Sterling: $59k48703 · Au Gres: $65k48749 · Omer: $52k48763 · Tawas City: $60k48765 · Turner: $45k48766 · Twining: $57k48610487634865848650486594876548703487494876648610 · Alger: $59k48650 · Pinconning: $62k48658 · Standish: $54k48659 · Sterling: $59k48703 · Au Gres: $65k48749 · Omer: $52k48763 · Tawas City: $60k48765 · Turner: $45k48766 · Twining: $57k48610487634865848650486594876548703487494876648610 · Alger: $59k48650 · Pinconning: $62k48658 · Standish: $54k48659 · Sterling: $59k48703 · Au Gres: $65k48749 · Omer: $52k48763 · Tawas City: $60k48765 · Turner: $45k48766 · Twining: $57k486104876348658486504865948765487034874948766
The residential ZIP codes of Arenac 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 $53,750 and $59,677.

They carry 9 postal town names.

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

All 9 residential ZIP codes in Arenac County

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

Residential ZIP codes mainly in Arenac County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
48658 Standish 4,694 58 $54k $122k 89%
48703 Au Gres 3,105 69 $65k $172k 100%
48659 Sterling 2,563 34 $59k $146k 98%
48766 Twining 1,328 26 $57k $112k 100%
48749 Omer 1,271 33 $52k $130k 100%
48765 Turner 535 9 $45k $154k 60%

Partly in Arenac County

Residential ZIP codes mainly in another county that reach at least 1% into Arenac County, by their share here
In this county
48610 Alger 3,300 26 $59k $150k 26%
48763 Tawas City 4,883 55 $60k $162k 7%
48650 Pinconning 6,510 68 $62k $152k 6%

Download the 9 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?

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

Share of each ZIP code's land in Arenac County and in the neighboring counties
ZIPIn ArenacElsewhere
486506%Bay County 94%
487637%Iosco County 93%
4865889%Bay County 11%
4861026%Gladwin County 48%; Ogemaw County 25%
4865998%Bay County 2%
4876560%Iosco County 40%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Arenac County's ZIP codes use 2 prefixes: 486 and 487.

Three-digit prefixes of Arenac 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 Arenac County's
PrefixSectional centerHereAll codes
486 Metroplex, MI (SCF 480) 4 60
487 Metroplex, MI (SCF 480) 5 54

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