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County ZIP codes · Illinois · FIPS 17049

Effingham County, IL ZIP Codes

Effingham County, Illinois has 14 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Effingham County and 7 mainly in a neighboring county; 13 cross the county line. Median household income ranges from $48,810 in 62458 (Saint Elmo) to $96,406 in 62467 (Teutopolis) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Effingham County?

62401 · Effingham: $82k62411 · Altamont: $66k62414 · Beecher City: $58k62424 · Dieterich: $85k62426 · Edgewood: $52k62443 · Mason: $87k62445 · Montrose: $82k62458 · Saint Elmo: $49k62461 · Shumway: $74k62467 · Teutopolis: $96k62473 · Watson: $75k62479 · Wheeler: $57k62838 · Farina: $83k62858 · Louisville: $66k628386285862401624246244362414624116246762458624456247962426624616247362401 · Effingham: $82k62411 · Altamont: $66k62414 · Beecher City: $58k62424 · Dieterich: $85k62426 · Edgewood: $52k62443 · Mason: $87k62445 · Montrose: $82k62458 · Saint Elmo: $49k62461 · Shumway: $74k62467 · Teutopolis: $96k62473 · Watson: $75k62479 · Wheeler: $57k62838 · Farina: $83k62858 · Louisville: $66k628386285862401624246244362414624116246762458624456247962426624616247362401 · Effingham: $82k62411 · Altamont: $66k62414 · Beecher City: $58k62424 · Dieterich: $85k62426 · Edgewood: $52k62443 · Mason: $87k62445 · Montrose: $82k62458 · Saint Elmo: $49k62461 · Shumway: $74k62467 · Teutopolis: $96k62473 · Watson: $75k62479 · Wheeler: $57k62838 · Farina: $83k62858 · Louisville: $66k62838628586240162424624436241462411624676245862445624796246162473
The residential ZIP codes of Effingham 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 $66,319 and $84,635.

They carry 14 postal town names.

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

All 14 residential ZIP codes in Effingham County

7 ZIP codes lie mainly in Effingham County; 7 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Effingham County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
62401 Effingham 19,273 186 $82k $218k 97%
62411 Altamont 4,249 50 $66k $135k 97%
62467 Teutopolis 3,710 64 $96k $233k 80%
62424 Dieterich 2,500 29 $85k $226k 91%
62443 Mason 1,609 21 $87k $172k 89%
62473 Watson 1,264 58 $75k $105k 100%
62461 Shumway 625 15 $74k $156k 71%

Partly in Effingham County

Residential ZIP codes mainly in another county that reach at least 1% into Effingham County, by their share here
In this county
62426 Edgewood 778 19 $52k $96k 32%
62414 Beecher City 1,783 24 $58k $158k 27%
62458 Saint Elmo 2,176 36 $49k $110k 12%
62445 Montrose 986 21 $82k $184k 11%
62479 Wheeler 711 13 $57k $174k 2%
62838 Farina 1,341 14 $83k $133k 1%
62858 Louisville 3,554 23 $66k $151k 1%

Download the 14 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?

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

Share of each ZIP code's land in Effingham County and in the neighboring counties
ZIPIn EffinghamElsewhere
6240197%Shelby County 3%
6241197%Fayette County 3%
6246780%Jasper County 10%; Cumberland County 9%
628581%Clay County 99%
6242491%Jasper County 8%; Clay County 1%
6245812%Fayette County 88%
6241427%Fayette County 54%; Shelby County 19%
6244389%Clay County 11%
628381%Fayette County 61%; Clay County 29%; Marion County 8%
6244511%Jasper County 47%; Cumberland County 43%
6242632%Clay County 56%; Fayette County 12%
624792%Jasper County 98%
6246171%Shelby County 29%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Effingham County's ZIP codes use 2 prefixes: 624 and 628.

Three-digit prefixes of Effingham 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 Effingham County's
PrefixSectional centerHereAll codes
624 Champaign, IL (SCF 618) 12 61
628 St Louis, MO (SCF 630) 2 90

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