Zip code 48557: Flint, Michigan
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 48557
48557 is a non-residential zip code for Flint, Michigan (Genesee County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 48557, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Flint
- State
- Michigan
- County
- Genesee County
- Center point
- 43.0806° N, 83.7837° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 48557
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 48504 | Flint, MI | 2.7 mi | $38,719 |
| 48433 | Flushing, MI | 3.9 mi | $81,513 |
| 48505 | Flint, MI | 4.7 mi | $33,283 |
| 48532 | Flint, MI | 4.8 mi | $61,998 |
| 48550 | Flint, MI · PO box | 5.7 mi | — |
| 48458 | Mount Morris, MI | 6 mi | $46,797 |
| 48555 | Flint, MI · PO box | 6 mi | — |
| 48502 | Flint, MI | 6.6 mi | $50,000 |
| 48503 | Flint, MI | 6.8 mi | $44,411 |
| 48531 | Flint, MI · PO box | 7.1 mi | — |
| 48554 | Flint, MI · PO box | 7.5 mi | — |
| 48556 | Flint, MI · PO box | 7.7 mi | — |
Questions about 48557
What city is zip code 48557?
48557 is assigned to Flint, Michigan. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 48557 in?
48557 is in Genesee County, Michigan.
What time zone is 48557 in?
48557 is in Eastern Time.
What zip codes are near 48557?
The closest zip codes to 48557 are 48504, 48433, 48505, 48532, 48550.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 48557, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.