New Mexico Area Codes
Directory of all 3 telephone area codes assigned to New Mexico.
New Mexico phone numbers are served by 3 area codes operating in the Mountain timezone.10-digit or 7-digit local dialing applies depending on the exact number. No area codes in New Mexico are currently flagged as high-risk scams.
Most populated prefix: area code 505 (New Mexico)
All Area Codes in New Mexico
Area Code 505
Albuquerque, Rio Rancho, Santa Fe, Farmington, Los Lunas, Gallup, Las Vegas, Bernalillo, Grants, Corrales
Area Code 575
Las Cruces, Roswell, Hobbs, Clovis, Carlsbad, Alamogordo, Sunland Park, Deming, Artesia, Portales
Area Code 957
Albuquerque And Santa Fe (proposed Future Overlay On 505)
Major Cities Served by New Mexico Area Codes
The most populous urban centers and census places covered by New Mexico's area codes, ranked by population.
New Mexico Area Code FAQs
Quick answers to common questions about New Mexico telephone area codes.
How many area codes does New Mexico have?
New Mexico has 3 area codes: 505, 575, 957.
What timezone do New Mexico area codes use?
New Mexico area codes operate in the Mountain timezone.
What is the most populated area code in New Mexico?
Area code 505 is the most populous prefix in New Mexico based on covered city population.
Does New Mexico use overlay area codes?
New Mexico currently has no overlay code pairs listed in our directory.
Are there scam area codes in New Mexico?
New Mexico has no area codes currently flagged as high-risk scams.
About New Mexico Area Codes & Phone Dialing Rules
When placing calls within New Mexico, ten-digit dialing (area code + 7-digit telephone number) is required in overlay regions where multiple area codes serve the same geographic boundaries.