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County ZIP codes · Georgia · FIPS 13055

Chattooga County, GA ZIP Codes

Chattooga County, Georgia has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 4 of the residential ones lie mainly in Chattooga County and 1 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $47,760 in 30730 (Lyerly) to $51,473 in 30731 (Menlo) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Chattooga County?

30105 · Armuchee: $99k30730 · Lyerly: $48k30731 · Menlo: $52k30747 · Summerville: $51k30753 · Trion: $51k307473073130105307533073030105 · Armuchee: $99k30730 · Lyerly: $48k30731 · Menlo: $52k30747 · Summerville: $51k30753 · Trion: $51k307473073130105307533073030105 · Armuchee: $99k30730 · Lyerly: $48k30731 · Menlo: $52k30747 · Summerville: $51k30753 · Trion: $51k3074730731301053075330730
The residential ZIP codes of Chattooga 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?

They carry 5 postal town names: Summerville, Trion, Menlo, Lyerly, Armuchee.

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

All 5 residential ZIP codes in Chattooga County

4 ZIP codes lie mainly in Chattooga County; 1 more reaches into it from a neighboring county and follows the first table.

Residential ZIP codes mainly in Chattooga County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
30747 Summerville 14,435 75 $51k $124k 91%
30753 Trion 8,177 200 $51k $103k 61%
30731 Menlo 2,479 30 $52k $149k 54%
30730 Lyerly 2,381 42 $48k $128k 100%

Partly in Chattooga County

Residential ZIP codes mainly in another county that reach at least 1% into Chattooga County, by their share here
In this county
30105 Armuchee 2,187 40 $99k $329k 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 Chattooga County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Chattooga County and in the neighboring counties
ZIPIn ChattoogaElsewhere
3074791%Walker County 9%
3075361%Walker County 39%
3073154%Walker County 30%; Dade County 16%
3010519%Floyd County 81%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Chattooga County's ZIP codes use 2 prefixes: 301 and 307.

Three-digit prefixes of Chattooga 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 Chattooga County's
PrefixSectional centerHereAll codes
301 Atlanta, GA (SCF 303) 1 77
307 Chattanooga, TN (SCF 373) 4 36

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