Frederika Iowa ZIP Codes
Frederika holds a single ZIP code.
Every ZIP code in Frederika
| ZIP code | County |
|---|---|
| 50631 | Bremer County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Frederika codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Frederika. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Frederika ZIP code begins 506. Those first three digits identify the sectional center facility that processes mail for this part of Iowa. Statewide that range covers 70 ZIP codes, so Frederika accounts for 1% of it.
Every Iowa ZIP prefix and the region it covers →
Area codes covering Frederika
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Frederika occupies.
Frederika Iowa area codes in full →
Where Frederika's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Frederika
| City | Distance | ZIP codes |
|---|---|---|
| Tripoli Iowa ZIP codes | 5.7 mi | 1 ZIP code |
| Fredericksburg Iowa ZIP codes | 7.9 mi | 1 ZIP code |
| Sumner Iowa ZIP codes | 11 mi | 1 ZIP code |
| Plainfield Iowa ZIP codes | 12 mi | 1 ZIP code |
| New Hampton Iowa ZIP codes | 12 mi | 1 ZIP code |
| Nashua Iowa ZIP codes | 13 mi | 1 ZIP code |
| Ionia Iowa ZIP codes | 13 mi | 1 ZIP code |
| Readlyn Iowa ZIP codes | 13 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.