Casnovia Michigan ZIP Codes
Casnovia holds a single ZIP code.
Every ZIP code in Casnovia
| ZIP code | County |
|---|---|
| 49318 | Muskegon 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Casnovia codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Casnovia. 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 Casnovia ZIP code begins 493. Those first three digits identify the sectional center facility that processes mail for this part of Michigan. Statewide that range covers 49 ZIP codes, so Casnovia accounts for 2% of it.
Every Michigan ZIP prefix and the region it covers →
Area codes covering Casnovia
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 Casnovia occupies.
Casnovia Michigan area codes in full →
Where Casnovia's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Casnovia
| City | Distance | ZIP codes |
|---|---|---|
| Kent City Michigan ZIP codes | 1.7 mi | 1 ZIP code |
| Sparta Michigan ZIP codes | 6.5 mi | 1 ZIP code |
| Grant Michigan ZIP codes | 7.1 mi | 1 ZIP code |
| Ravenna Michigan ZIP codes | 8.3 mi | 1 ZIP code |
| Cedar Springs Michigan ZIP codes | 12 mi | 1 ZIP code |
| Newaygo Michigan ZIP codes | 13 mi | 1 ZIP code |
| Rockford Michigan ZIP codes | 13 mi | 2 ZIP codes |
| Coopersville Michigan ZIP codes | 14 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.