Norwalk Connecticut ZIP Codes

Norwalk holds 10 ZIP codes, all inside one planning region and one postal prefix.

Every ZIP code in Norwalk

The complete list of Norwalk, Connecticut ZIP codes with the planning region each falls in.
ZIP code	Planning region
06850	Western Connecticut Planning Region
06851	Western Connecticut Planning Region
06852	Western Connecticut Planning Region
06853	Western Connecticut Planning Region
06854	Western Connecticut Planning Region
06855	Western Connecticut Planning Region
06856	Western Connecticut Planning Region
06857	Western Connecticut Planning Region
06858	Western Connecticut Planning Region
06860	Western Connecticut Planning Region

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Norwalk codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Norwalk. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Norwalk ZIP code begins 068. Those first three digits identify the sectional center facility that processes mail for this part of Connecticut. Statewide that range covers 44 ZIP codes, so Norwalk accounts for 23% of it.

Every Connecticut ZIP prefix and the region it covers →

Area codes covering Norwalk

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 Norwalk occupies.

Norwalk Connecticut area codes in full →

Where Norwalk's ZIP codes sit

Each point is one Norwalk ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Cities near Norwalk

The closest places to Norwalk with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Darien Connecticut ZIP codes	3.6 mi	1 ZIP code
Stamford Connecticut ZIP codes	6.6 mi	17 ZIP codes
Southport Connecticut ZIP codes	7.5 mi	1 ZIP code
Fairfield Connecticut ZIP codes	11 mi	3 ZIP codes
Greenwich Connecticut ZIP codes	12 mi	3 ZIP codes
Redding Connecticut ZIP codes	12 mi	1 ZIP code
Ridgefield Connecticut ZIP codes	13 mi	2 ZIP codes
Bridgeport Connecticut ZIP codes	13 mi	10 ZIP codes

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.