Alamogordo New Mexico ZIP Codes

Alamogordo holds 2 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in Alamogordo

The complete list of Alamogordo, New Mexico ZIP codes with the county each falls in.
ZIP code	County
88310	Otero County
88311	Otero 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Alamogordo codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Alamogordo. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Alamogordo ZIP code begins 883. Those first three digits identify the sectional center facility that processes mail for this part of New Mexico. Statewide that range covers 33 ZIP codes, so Alamogordo accounts for 6% of it.

Every New Mexico ZIP prefix and the region it covers →

Area codes covering Alamogordo

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Alamogordo occupies.

505 Area code 505

Alamogordo New Mexico area codes in full →

Where Alamogordo's ZIP codes sit

Each point is one Alamogordo ZIP code, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Cities near Alamogordo

The closest places to Alamogordo with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Tularosa New Mexico ZIP codes	14 mi	1 ZIP code
Cloudcroft New Mexico ZIP codes	14 mi	1 ZIP code
Ruidoso New Mexico ZIP codes	36 mi	2 ZIP codes
Ruidoso Downs New Mexico ZIP codes	38 mi	1 ZIP code
Alto New Mexico ZIP codes	41 mi	1 ZIP code
Capitan New Mexico ZIP codes	50 mi	1 ZIP code
Carrizozo New Mexico ZIP codes	53 mi	1 ZIP code
San Ysidro New Mexico ZIP codes	61 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.