ZIP codes in De Baca County

3 ZIPs touch De Baca County, New Mexico. The blue dashed line is the county border; orange ZIPs reach into it.

3

ZIP codes

2

cross the county line

1,619

people in these ZIPs

33

counties in NM

Most people

De Baca County ZIP list

Questions people actually ask

How many ZIP codes are in De Baca County, New Mexico?

3 ZIP codes reach into De Baca County. 2 of them are only partly in the county and also cover a neighboring county.

Which ZIP code in De Baca County has the most people?

88119 (Fort Sumner) has about 1,444 residents, the most of any ZIP touching De Baca County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in De Baca County and another county?

Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in De Baca County. For one address, pin the exact spot on the ZIP finder to see its county.

Where does this list come from?

ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.

Updated 2026-11-10 · Where the data comes from