Postal reference / United States
85374Surprise, Arizona
ZIP code 85374 is a United States postal code for Surprise, Arizona. Its county association is Maricopa County. The map reference point is at 33.63, -112.3314.
- State / territory
- Arizona
- Recorded place name
- Surprise
- County association
- Maricopa
- Estimated coordinate
- 33.63, -112.3314
View on OpenStreetMap - ZIP prefix
- 853 · 81 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
Area
- Land area
- 12.785 sq mi (2023 Census Gazetteer)
Figures are for the ZIP Code Tabulation Area (ZCTA) that most closely matches this ZIP code, not an exact match to USPS delivery boundaries. Source: U.S. Census Bureau, 2023 Gazetteer + 2023 ACS 5-Year Estimates, retrieved 2026-09-27. How to read this data.
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ZIP+4 depends on the full delivery address. A five-digit code alone cannot determine its extension.
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Browse the other 529 ZIP codes recorded for Arizona, sorted by code with place and county.
Arizona directoryOther ZIP codes in Surprise, AZ
Surprise has 5 ZIP codes in the reference dataset.
Nearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 85378 | Surprise | AZ | Maricopa | 0.1 |
| 85335 | El Mirage | AZ | Maricopa | 1.6 |
| 85373 | Sun City | AZ | Maricopa | 2.1 |
| 85376 | Sun City West | AZ | Maricopa | 2.3 |
| 85379 | Surprise | AZ | Maricopa | 3.1 |
| 85363 | Youngtown | AZ | Maricopa | 3.2 |
| 85351 | Sun City | AZ | Maricopa | 3.4 |
| 85372 | Sun City | AZ | Maricopa | 4.1 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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