Federalsburg Maryland ZIP Codes
Federalsburg holds a single ZIP code.
Every ZIP code in Federalsburg
| ZIP code | County |
|---|---|
| 21632 | Caroline 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Federalsburg codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Federalsburg. 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 Federalsburg ZIP code begins 216. Those first three digits identify the sectional center facility that processes mail for this part of Maryland. Statewide that range covers 62 ZIP codes, so Federalsburg accounts for 2% of it.
Every Maryland ZIP prefix and the region it covers →
Area codes covering Federalsburg
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Federalsburg occupies.
Federalsburg Maryland area codes in full →
Where Federalsburg's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Federalsburg
| City | Distance | ZIP codes |
|---|---|---|
| Hurlock Maryland ZIP codes | 6.9 mi | 1 ZIP code |
| Preston Maryland ZIP codes | 7.4 mi | 1 ZIP code |
| East New Market Maryland ZIP codes | 11 mi | 1 ZIP code |
| Sharptown Maryland ZIP codes | 11 mi | 1 ZIP code |
| Secretary Maryland ZIP codes | 11 mi | 1 ZIP code |
| Denton Maryland ZIP codes | 13 mi | 1 ZIP code |
| Vienna Maryland ZIP codes | 15 mi | 1 ZIP code |
| Trappe Maryland ZIP codes | 15 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.