Colton California ZIP Codes

Colton holds a single ZIP code.

Every ZIP code in Colton

The complete list of Colton, California ZIP codes with the county each falls in.
ZIP codeCounty
92324San Bernardino 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Colton codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Colton. 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 Colton ZIP code begins 923. Those first three digits identify the sectional center facility that processes mail for this part of California. Statewide that range covers 74 ZIP codes, so Colton accounts for 1% of it.

Every California ZIP prefix and the region it covers →

Area codes covering Colton

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 Colton occupies.

Colton California area codes in full →

Where Colton's ZIP codes sit

Each point is one Colton ZIP code, plotted from its record coordinates.
  • Reference points and footprint
  • Not an official NANPA boundary
  • Not a USPS delivery area

Cities near Colton

The closest places to Colton with their own ZIP code list, nearest first.
CityDistanceZIP codes
Grand Terrace California ZIP codes1.8 mi1 ZIP code
Bloomington California ZIP codes4.4 mi1 ZIP code
Loma Linda California ZIP codes4.6 mi3 ZIP codes
Rialto California ZIP codes5.7 mi2 ZIP codes
San Bernardino California ZIP codes6.2 mi15 ZIP codes
Fontana California ZIP codes8.8 mi5 ZIP codes
Redlands California ZIP codes8.8 mi3 ZIP codes
Riverside California ZIP codes8.9 mi17 ZIP codes

Straight-line distance between place reference points, not driving distance.