Oceanside, California ZIP Codes
- ZIP records
4 - Sum of listed ZIP population estimates
198,702 - Counties represented
1 - Population range
38,417–56,835 per ZIP
Population sum includes positive estimates in these ZIP records; it is not an official city population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | County | Population estimate |
|---|---|---|---|---|
| 1 | 92057 | Oceanside | San Diego | 56,835 |
| 2 | 92056 | Oceanside | San Diego | 53,616 |
| 3 | 92058 | Oceanside | San Diego | 49,834 |
| 4 | 92054 | Oceanside | San Diego | 38,417 |
Counties represented
All ZIP Codes in Oceanside
- ZIP 92054 — San Diego County
- ZIP 92056 — San Diego County
- ZIP 92057 — San Diego County
- ZIP 92058 — San Diego County
Browse all ZIP data for California
Methodology: ZIP records are grouped by the source file's primary city and state fields. Population ranges and sums use positive ZIP-level estimates; sums should not be read as official city totals. County links use each record's listed county assignment.