Claremont California ZIP Codes

Claremont holds a single ZIP code.

Every ZIP code in Claremont

The complete list of Claremont, California ZIP codes with the county each falls in.
ZIP codeCounty
91711Los Angeles 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Claremont codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Claremont. 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 Claremont ZIP code begins 917. Those first three digits identify the sectional center facility that processes mail for this part of California. Statewide that range covers 64 ZIP codes, so Claremont accounts for 2% of it.

Every California ZIP prefix and the region it covers →

Area codes covering Claremont

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 Claremont occupies.

Claremont California area codes in full →

Where Claremont's ZIP codes sit

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

Cities near Claremont

The closest places to Claremont with their own ZIP code list, nearest first.
CityDistanceZIP codes
Upland California ZIP codes3.1 mi3 ZIP codes
La Verne California ZIP codes3.2 mi1 ZIP code
Montclair California ZIP codes3.8 mi1 ZIP code
Pomona California ZIP codes5.3 mi4 ZIP codes
San Dimas California ZIP codes5.5 mi1 ZIP code
Glendora California ZIP codes7.8 mi2 ZIP codes
Rancho Cucamonga California ZIP codes8.5 mi5 ZIP codes
Ontario California ZIP codes8.7 mi4 ZIP codes

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