City ZIP codes · California

Twentynine Palms, CA ZIP Codes

2 ZIP codes use the postal name Twentynine Palms, California (Census 2020 ZCTAs and GeoNames postal codes, October 2026), all residential. Twentynine Palms's most populous ZIP code is 92277, with 26,277 people (ACS 2020-2024); 4% of its land is in the city of Twentynine Palms.

ACS2020-24
Census2020
GeoNames2026

Where are Twentynine Palms's ZIP codes?

The 2 residential ZIP codes named Twentynine Palms, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 2 residential ZIP codes of Twentynine Palms

Residential ZIP codes with the postal name Twentynine Palms, CA, largest first (ACS 2020-2024); sort by any column
	County
92277	San Bernardino County	26,277	16	$61k	$248k
92278	San Bernardino County	3,913	9,982	–	–

Download the 2 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

Which counties do Twentynine Palms's ZIP codes reach?

Twentynine Palms's residential ZIP codes lie in 2 counties: San Bernardino County (2 ZIP codes mainly there), Riverside County (part of a ZIP code).

Which first three digits do Twentynine Palms's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Twentynine Palms starts with 922.

Three-digit prefixes of Twentynine Palms's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Twentynine Palms's
Prefix	Sectional center	Here	All codes
922	Sn Bernardino, CA (SCF 923)	2	59

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.