ZIP codes starting with 558
- ZIP codes
- 14
- States
- MN
- Largest city
- Duluth, MN
- Population
- 118,976
The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.
Every ZIP code in 558xx
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
55801 | Duluth , MN | No street area | — | — | — |
55802 | Duluth , MN | Standard | 2,399 | $51,544 | $494,400 |
55803 | Duluth , MN | Standard | 17,662 | $105,888 | $336,000 |
55804 | Duluth , MN | Standard | 15,922 | $111,228 | $315,300 |
55805 | Duluth , MN | Standard | 10,602 | $43,100 | $189,400 |
55806 | Duluth , MN | Standard | 9,356 | $42,833 | $161,400 |
55807 | Duluth , MN | Standard | 9,763 | $62,067 | $177,500 |
55808 | Duluth , MN | Standard | 5,691 | $62,031 | $174,200 |
55810 | Duluth , MN | Standard | 8,285 | $84,719 | $241,600 |
55811 | Duluth , MN | Standard | 28,118 | $79,804 | $321,000 |
55812 | Duluth , MN | Standard | 10,859 | $65,505 | $322,700 |
55814 | Duluth , MN | Standard | 319 | — | — |
55815 | Duluth , MN | No street area | — | — | — |
55816 | Duluth , MN | No street area | — | — | — |
Cite this page
zipcodes.pro. “ZIP codes starting with 558.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/558
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