39666
ZIP 39666 is Summit, Mississippi, mostly in Pike County; area codes 601 and 769; Central time.
- Type
- Standard
- Time zone
- America/Chicago
- County
- Pike +2 more
- Metro area
- McComb, MS
- Population
- 11,408
- Coordinates
- 31.2877, -90.4950
Weather right now
Asking the National Weather Service…
Where 39666 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 39666 into a pocket calculator and turn it upside down: gggGE — not quite a word, sorry.
- ➕ As a number, 39,666 = 2 × 3 × 11 × 601. Its digits add up to 30, a total 1,024 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1001101011110010 - 🏠 Its numerical neighbours: 39665 (Sontag, MS, 30 mi away) and 39667 (Tylertown, MS, 25 mi away).
- 🔄 Backwards, 39666 becomes 66693, which is not a ZIP code at all.
- 👥 5 other ZIP codes are made of exactly the same digits (63966, 66936, 66963, 69366, 93666). The farthest-flung twin is 93666 in Sultana, CA, 1,686 miles away.
- 🧭 Farther south than 90% of all ZIP codes, and farther west than 58%.
- 🎯744 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 39666 and you would come out at 31.29°S, 89.51°E — 1,402 miles from West Island, Cocos Islands, the nearest big city to that spot.
- ☀Longest day of the year: 14h 11m of daylight. Shortest: 10h 07m.
- 📏 At 163.5 square miles of land, 39666 is bigger than 88% of ZIP codes — room for about 124 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 11,408This ZIP11,408 |
|---|---|
| Households | 3,653This ZIP3,653 |
| Housing units | 4,489This ZIP4,489 |
| Median age | 38.7This ZIP38.7Mississippi38.6US 38.9 |
| Median household income | $45,482This ZIP$45,482Mississippi$56,447US $80,734 |
| Median home value | $158,200This ZIP$158,200Mississippi$169,800US $332,700 |
| Median gross rent | $812This ZIP$812Mississippi$954US $1,413 |
| Bachelor's degree or higher | 19.9%This ZIP19.9% |
| Mean commute | 23.3 minThis ZIP23.3 min |
| Population density | 69.8 / sq miThis ZIP69.8 / sq mi |
Business and tax activity
| Business establishments | 171This ZIP171 |
|---|---|
| Employees | 3,175This ZIP3,175 |
| Annual payroll | $120,641,000This ZIP$120,641,000 |
| Tax returns filed | 4,210This ZIP4,210 |
| Total adjusted gross income | $268,296,000This ZIP$268,296,000 |
Land area
| Land area | 163.52 sq miThis ZIP163.52 sq mi |
|---|---|
| Water area | 1.20 sq miThis ZIP1.20 sq mi |
Counties 39666 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Pike County | 59.3% |
| Amite County | 30.3% |
| Lincoln County | 10.4% |
Other place names in 39666
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 39666
| ZIP | City | Distance |
|---|---|---|
39649 | Mccomb, MS | 3.9 mi |
39635 | Fernwood, MS | 7.7 mi |
39648 | Mccomb, MS | 10.0 mi |
39629 | Bogue Chitto, MS | 10.5 mi |
39664 | Smithdale, MS | 10.9 mi |
39632 | Chatawa, MS | 12.0 mi |
39652 | Magnolia, MS | 12.3 mi |
39662 | Ruth, MS | 14.1 mi |
39602 | Brookhaven, MS | 17.0 mi |
39657 | Osyka, MS | 17.1 mi |
Find every ZIP code within 10 miles of 39666 →
Questions about this ZIP code
Where is ZIP code 39666?
39666 is in Summit, Mississippi, in Pike County, part of the McComb, MS micropolitan area. Its published point location is 31.2877, -90.4950.
What county is 39666 in?
39666 spans 3 counties: Pike County, Amite County and Lincoln County. Most of it falls in Pike 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 39666?
Summit uses area codes 601 and 769, from NANPA's telephone records.
What time zone is 39666 in?
39666 uses America/Chicago.
How many people live in 39666?
About 11,408 people live in ZIP code 39666, in 3,653 households, at 69.8 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 39666?
$45,482 a year, against $56,447 across Mississippi.
What ZIP codes are near 39666?
The closest are 39649 (3.9 mi), 39635 (7.7 mi), 39648 (10 mi), 39629 (10.5 mi) and 39664 (10.9 mi).
Is 39666 a PO Box ZIP code?
39666 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “39666 ZIP Code — Summit, Mississippi (Pike County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/39666
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/39666.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.