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zipcodes.pro — ZIP/63138

63138

ZIP 63138 is in Saint Louis, Missouri, mostly in St. Louis County; area codes 314 and 557; Central time. Saint Louis has 68 ZIP codes in all.

Type
Standard
Time zone
America/Chicago
County
St. Louis +1 more
Metro area
St. Louis, MO-IL
Population
18,233
Coordinates
38.8011, -90.1924
☼ Live from 63138 — Saint Louis, MO

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Where 63138 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.

★ Weird and wonderful facts about 63138
  • 🔢 Type 63138 into a pocket calculator and turn it upside down: BEIEg — not quite a word, sorry.
  • ➕ As a number, 63,138 = 2 × 3 × 17 × 619. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1111011010100010
  • 🏠 Its numerical neighbours: 63137 (Saint Louis, MO, 4 mi away) and 63139 (Saint Louis, MO, 14 mi away).
  • 🔄 Backwards, 63138 becomes 83136, which is not a ZIP code at all.
  • 👥 30 other ZIP codes are made of exactly the same digits (13368, 13638, 13683, 13863, 16833, 18336, …). The farthest-flung twin is 83631 in Idaho City, ID, 1,367 miles away.
  • 🧭 Farther south than 53% of all ZIP codes, and farther west than 57%.
  • 🎯454 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 63138 and you would come out at 38.80°S, 89.81°E — 1,209 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 53m of daylight. Shortest: 9h 27m.
  • 📏 At 18.5 square miles of land, 63138 is bigger than 36% of ZIP codes — room for about 14 Central Parks.
🌙 The sky over 63138 today
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🌋 Shake report
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Source: USGS.

People and housing

Population18,233This ZIP18,233
Households7,339This ZIP7,339
Housing units9,082This ZIP9,082
Median age33.1This ZIP33.1Missouri39.0US 38.9
Median household income$56,096This ZIP$56,096Missouri$70,702US $80,734
Median home value$139,100This ZIP$139,100Missouri$230,300US $332,700
Median gross rent$1,161This ZIP$1,161Missouri$1,033US $1,413
Bachelor's degree or higher15.6%This ZIP15.6%
Mean commute24.6 minThis ZIP24.6 min
Population density983.6 / sq miThis ZIP983.6 / sq mi

Business and tax activity

Business establishments158This ZIP158
Employees1,791This ZIP1,791
Annual payroll$63,614,000This ZIP$63,614,000
Tax returns filed7,810This ZIP7,810
Total adjusted gross income$321,295,000This ZIP$321,295,000

Land area

Land area18.54 sq miThis ZIP18.54 sq mi
Water area2.15 sq miThis ZIP2.15 sq mi

Counties 63138 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
St. Louis County 99.0%
St. Louis city 1.0%

Other place names in 63138

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 63138

ZIPCityDistance
62048 Hartford, IL 3.6 mi
63137 Saint Louis, MO 3.7 mi
63033 Florissant, MO 4.4 mi
63386 West Alton, MO 5.0 mi
63136 Saint Louis, MO 5.3 mi
63034 Florissant, MO 6.0 mi
62087 South Roxana, IL 6.6 mi
63135 Saint Louis, MO 6.7 mi
62084 Roxana, IL 7.5 mi
63147 Saint Louis, MO 7.5 mi

Find every ZIP code within 10 miles of 63138 →

Questions about this ZIP code

Where is ZIP code 63138?

63138 is in Saint Louis, Missouri, in St. Louis County, part of the St. Louis, MO-IL metropolitan area. Its published point location is 38.8011, -90.1924.

What county is 63138 in?

63138 spans 2 counties: St. Louis County and St. Louis city. Most of it falls in St. Louis 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 63138?

Saint Louis uses area codes 314 and 557, from NANPA's telephone records.

What time zone is 63138 in?

63138 uses America/Chicago.

How many people live in 63138?

About 18,233 people live in ZIP code 63138, in 7,339 households, at 983.6 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 63138?

$56,096 a year, against $70,702 across Missouri.

What ZIP codes are near 63138?

The closest are 62048 (3.6 mi), 63137 (3.7 mi), 63033 (4.4 mi), 63386 (5 mi) and 63136 (5.3 mi).

Is 63138 a PO Box ZIP code?

63138 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “63138 ZIP Code — Saint Louis, Missouri (St. Louis County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/63138

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