ZIP code 63138
Where is ZIP code 63138?
Saint Louis, Missouri
St. Louis County · Standard ZIP code
ZIP code 63138 belongs to Saint Louis, Missouri in St. Louis County. 63138 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 314, 557, 618 and 636. About 18,233 people live in the 63138 area, where the median household income is $56,096. The closest ZIP codes are 63137 (Saint Louis, 4.1 mi south), 62048 (Hartford, 4.9 mi east) and 63033 (Florissant, 5.7 mi west).
| ZIP code | 63138 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Saint Louis |
| Also accepted | North County |
| State | Missouri (MO) |
| County | St. Louis County |
| Time zone | Central Time · now |
| Area codes | 314, 557, 618, 636 |
| Coordinates | 38.8045, -90.1783 map |
| 3-digit prefix | 631 |
Population and income in 63138
| Population | 18,233 · higher than 89% of Missouri ZIP codes |
|---|---|
| People per square mile | 984 · higher than 88% of Missouri ZIP codes |
| Median age | 33.1 years · lower than 90% of Missouri ZIP codes |
| Men / women | 44% / 56% |
| Median household income | $56,096 · lower than 66% of Missouri ZIP codes |
| Income per person | $30,043 |
| Below the poverty line | 15% |
| Bachelor’s degree or higher | 16% of adults 25+ |
| Median home value | $139,100 · lower than 68% of Missouri ZIP codes |
| Median rent | $1,161 a month |
| Housing units | 9,082 |
| Households | 7,339 (2.44 people on average) |
| Owners / renters | 50% / 50% |
| Land area | 18.54 sq mi (plus 2.15 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 63138. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 63138
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 63137 | Saint Louis, MO | 4.1 mi S | Standard |
| 62048 | Hartford, IL | 4.9 mi E | Standard |
| 63033 | Florissant, MO | 5.7 mi W | Standard |
| 63386 | West Alton, MO | 5.9 mi NW | Standard |
| 63136 | Saint Louis, MO | 6.1 mi SW | Standard |
| 62084 | Roxana, IL | 6.1 mi NE | Standard |
| 62095 | Wood River, IL | 6.4 mi NE | Standard |
| 63034 | Florissant, MO | 6.5 mi W | Standard |
| 62040 | Granite City, IL | 6.5 mi SE | Standard |
| 62087 | South Roxana, IL | 6.6 mi E | Standard |
| 63147 | Saint Louis, MO | 7 mi SW | Standard |
| 62002 | Alton, IL | 7.3 mi N | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 63138 or measure the distance to another ZIP code.
How to address mail to 63138
123 MAIN ST
SAINT LOUIS MO 63138
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts NORTH COUNTY as the city name for 63138. Avoid Spanish Lake: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (63138-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in Saint Louis, MO
- 63101
- 63102
- 63103
- 63104
- 63105
- 63106
- 63107
- 63108
- 63109
- 63110
- 63111
- 63112
- 63113
- 63114
- 63115
- 63116
- 63117
- 63118
- 63119
- 63120
- 63121
- 63122
- 63123
- 63124
- 63125
- 63126
- 63127
- 63128
- 63129
- 63130
- 63131
- 63132
- 63133
- 63134
- 63135
- 63136
- 63137
- 63139
- 63140
- 63141
- 63143
- 63144
- 63145
- 63146
- 63147
- 63150
- 63151
- 63155
- 63156
- 63157
- 63158
- 63160
- 63163
- 63164
- 63166
- 63167
- 63169
- 63171
- 63177
- 63178
- 63179
- 63180
- 63188
- 63195
- 63197
- 63199
All Saint Louis ZIP codes with population and income →
Questions
- What city is ZIP code 63138?
- 63138 is a Saint Louis, Missouri ZIP code. North County is also accepted as the city name.
- What county is 63138 in?
- ZIP code 63138 is in St. Louis County, Missouri.
- What time zone is ZIP code 63138 in?
- 63138 is in the Central Time zone (America/Chicago).
- What area code is 63138?
- Phone numbers in ZIP code 63138 use area codes 314, 557, 618 and 636.
- What is the population of ZIP code 63138?
- About 18,233 people live in ZIP code 63138, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 63138?
- The median household income in 63138 is $56,096 a year, lower than 66% of Missouri ZIP codes.
- What ZIP codes are near 63138?
- The nearest ZIP codes to 63138 are 63137 (Saint Louis, 4.1 miles), 62048 (Hartford, 4.9 miles), 63033 (Florissant, 5.7 miles) and 63386 (West Alton, 5.9 miles).