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ZIP codes in San Miguel County, New Mexico

San Miguel County, New Mexico has 15 ZIP codes in this list, from 87538 to 88439. They cover 15 places, among them Ilfeld, Pecos, Ribera and Rowe.

The ZIP code areas of San Miguel County add up to about 3,396 square miles of land (8,796 sq km) as the Census Bureau draws them. The largest is 87701 (Las Vegas), with 1,602 square miles.

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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