County ZIP codes · Georgia · FIPS 13167

Johnson County, GA ZIP Codes

Johnson County, Georgia has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 2 of the residential ones lie mainly in Johnson County and 3 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $36,094 in 31089 (Tennille) to $60,149 in 31002 (Adrian) (Census Bureau, ACS 2020-2024).

ACS2020-24
Census2020

Where are the ZIP codes of Johnson County?

The residential ZIP codes of Johnson 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?

31089 · $36k 31002 · $60k

They carry 5 postal town names: Wrightsville, Tennille, Adrian, Kite, Bartow.

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

All 5 residential ZIP codes in Johnson County

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

Residential ZIP codes mainly in Johnson County, largest first; "In this county" is the share of the ZIP's land in the county
						In this county
31096	Wrightsville	7,145	40	$46k	$91k	89%
31049	Kite	1,557	17	$76k	$91k	80%

Partly in Johnson County

Residential ZIP codes mainly in another county that reach at least 1% into Johnson County, by their share here
						In this county
31002	Adrian	2,967	23	$60k	$113k	21%
31089	Tennille	4,239	27	$36k	$99k	15%
30413	Bartow	1,362	10	$69k	$122k	14%

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?

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

Share of each ZIP code's land in Johnson County and in the neighboring counties
ZIP	In Johnson	Elsewhere
31096	89%	Washington County 7%; Laurens County 4%
31089	15%	Washington County 85%
31002	21%	Emanuel County 45%; Laurens County 22%; Treutlen County 12%
31049	80%	Emanuel County 20%
30413	14%	Jefferson County 55%; Washington County 31%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Johnson County's ZIP codes use 2 prefixes: 304 and 310.

Three-digit prefixes of Johnson 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 Johnson County's
Prefix	Sectional center	Here	All codes
304	Macon, GA (SCF 310)	1	49
310	Macon, GA (SCF 310)	4	92

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