ZIP prefix directory
66xxxZIP prefix 66 — Places & codes
These 356 ZIP codes share the opening digits 66. Follow the smaller groups or open a code to explore its city, county and postal location.
Open the full directory ↓356ZIP codes
- Recorded ZIP range
- 66002–66970
- Associated states & postal regions
- 1
Not every number in this interval is assigned. These groups describe postal numbers, not state borders or official delivery boundaries. Counts follow the primary place listed for each ZIP in the current directory.
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Associated states & postal regions
66xxx · ZIP codes
Page 1 / 6ZIP codes organize mail delivery, not administrative boundaries. A code can have several city or county associations. Coordinates are approximate; verify delivery addresses with your carrier.