ZIP codes starting with 661
- ZIP codes
- 16
- States
- KS
- Largest city
- Kansas City, KS
- Population
- 159,881
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 661xx
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
66101 | Kansas City , KS | Standard | 12,556 | $42,551 | $106,300 |
66102 | Kansas City , KS | Standard | 29,443 | $52,861 | $115,600 |
66103 | Kansas City , KS | Standard | 12,730 | $52,479 | $148,400 |
66104 | Kansas City , KS | Standard | 27,033 | $61,338 | $141,500 |
66105 | Kansas City , KS | Standard | 2,605 | $34,397 | $79,200 |
66106 | Kansas City , KS | Standard | 24,245 | $61,331 | $168,800 |
66109 | Kansas City , KS | Standard | 28,355 | $102,593 | $273,600 |
66110 | Kansas City , KS | No street area | — | — | — |
66111 | Kansas City , KS | Standard | 9,996 | $65,972 | $162,600 |
66112 | Kansas City , KS | Standard | 12,881 | $62,313 | $199,700 |
66113 | Edwardsville , KS | No street area | — | — | — |
66115 | Kansas City , KS | Standard | 0 | — | — |
66117 | Kansas City , KS | No street area | — | — | — |
66118 | Kansas City , KS | Standard | 0 | — | — |
66119 | Kansas City , KS | No street area | — | — | — |
66160 | Kansas City , KS | Standard | 37 | — | — |
Cite this page
zipcodes.pro. “ZIP codes starting with 661.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/661
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