31780
ZIP 31780 is Plains, Georgia, mostly in Sumter County; area code 229; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Sumter +1 more
- Metro area
- Americus, GA
- Population
- 1,767
- Coordinates
- 32.0277, -84.3912
Weather right now
Asking the National Weather Service…
Where 31780 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 31780 into a pocket calculator and turn it upside down: OBLIE — not quite a word, sorry.
- ➕ As a number, 31,780 = 2 × 2 × 5 × 7 × 227. Its digits add up to 19, a total 2,454 other ZIP codes share.
- 💾In binary, the way a computer stores it:
111110000100100 - 🏠 Its numerical neighbours: 31779 (Pelham, GA, 66 mi away) and 31781 (Poulan, GA, 48 mi away).
- 🔄 Backwards, 31780 becomes 08713, which is not a ZIP code at all.
- 👥 52 other ZIP codes are made of exactly the same digits (01378, 03781, 03817, 03871, 07831, 08317, …). The farthest-flung twin is 83701 in Boise, ID, 1,900 miles away.
- 🧭 Farther south than 88% of all ZIP codes, and farther east than 59%.
- 🎯958 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 31780 and you would come out at 32.03°S, 95.61°E — 1,185 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 14h 15m of daylight. Shortest: 10h 03m.
- 📏 At 91.5 square miles of land, 31780 is bigger than 76% of ZIP codes — room for about 69 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,767This ZIP1,767 |
|---|---|
| Households | 695This ZIP695 |
| Housing units | 993This ZIP993 |
| Median age | 43.4This ZIP43.4Georgia37.6US 38.9 |
| Median household income | $39,290This ZIP$39,290Georgia$77,353US $80,734 |
| Median home value | $158,600This ZIP$158,600Georgia$303,300US $332,700 |
| Median gross rent | $750This ZIP$750Georgia$1,393US $1,413 |
| Bachelor's degree or higher | 11.7%This ZIP11.7% |
| Mean commute | 23.7 minThis ZIP23.7 min |
| Population density | 19.3 / sq miThis ZIP19.3 / sq mi |
Business and tax activity
| Business establishments | 30This ZIP30 |
|---|---|
| Employees | 263This ZIP263 |
| Annual payroll | $9,985,000This ZIP$9,985,000 |
| Tax returns filed | 670This ZIP670 |
| Total adjusted gross income | $34,930,000This ZIP$34,930,000 |
Land area
| Land area | 91.53 sq miThis ZIP91.53 sq mi |
|---|---|
| Water area | 0.59 sq miThis ZIP0.59 sq mi |
Counties 31780 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Sumter County | 90.5% |
| Webster County | 9.5% |
Other place names in 31780
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 31780
| ZIP | City | Distance |
|---|---|---|
31719 | Americus, GA | 6.4 mi |
31824 | Preston, GA | 7.9 mi |
39877 | Parrott, GA | 10.5 mi |
31787 | Smithville, GA | 12.4 mi |
31832 | Weston, GA | 14.0 mi |
31709 | Americus, GA | 14.2 mi |
39826 | Bronwood, GA | 15.0 mi |
31806 | Ellaville, GA | 16.9 mi |
31825 | Richland, GA | 17.5 mi |
31764 | Leslie, GA | 18.1 mi |
Find every ZIP code within 10 miles of 31780 →
Questions about this ZIP code
Where is ZIP code 31780?
31780 is in Plains, Georgia, in Sumter County, part of the Americus, GA micropolitan area. Its published point location is 32.0277, -84.3912.
What county is 31780 in?
31780 spans 2 counties: Sumter County and Webster County. Most of it falls in Sumter County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 31780?
Plains uses area code 229, from NANPA's telephone records.
What time zone is 31780 in?
31780 uses America/New_York.
How many people live in 31780?
About 1,767 people live in ZIP code 31780, in 695 households, at 19.3 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 31780?
$39,290 a year, against $77,353 across Georgia.
What ZIP codes are near 31780?
The closest are 31719 (6.4 mi), 31824 (7.9 mi), 39877 (10.5 mi), 31787 (12.4 mi) and 31832 (14 mi).
Is 31780 a PO Box ZIP code?
31780 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “31780 ZIP Code — Plains, Georgia (Sumter County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/31780
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/31780.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.