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New Mexico Area Codes

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State: New Mexico (NM)
Area Codes: 2
Timezone: Mountain (MDT)
Current Time: 7:47 PM

About New Mexico Area Codes

New Mexico (NM) uses 2 telephone area codes to serve its residents and businesses. With an estimated population of 2,118,537, New Mexico is one of the smaller states in the North American Numbering Plan (NANP). The state is primarily in the Mountain Time Zone (MDT). The current local time in New Mexico is 7:47 PM.

The largest cities in New Mexico include Albuquerque (pop. 761,195), Las Cruces (pop. 136,254), Santa Fe (pop. 111,269), Rio Rancho (pop. 99,178) and Los Lunas (pop. 69,020) . New Mexico has 33 counties spread across its territory. Each area code in NM covers a geographic region of the state, with some areas using overlay codes that share the same geographic territory as an existing area code.

When calling a New Mexico phone number from outside the area code, you must dial the full 10-digit number: the 3-digit area code followed by the 7-digit local number. Many parts of New Mexico now require 10-digit dialing even for local calls due to overlay area codes and the nationwide 988 Suicide & Crisis Lifeline implementation.

All New Mexico Area Codes

The table below lists every active area code in New Mexico, along with the major city served and other cities covered by each code.

Area Code Major City Other Cities
505 Albuquerque Las Cruces, Santa Fe, Los Lunas, Farmington, Clovis, Hobbs, Española, Gallup and more
575 Albuquerque Las Cruces, Roswell, Clovis, Hobbs, Carlsbad, Alamogordo, Chaparral, Taos and more

Largest Cities in New Mexico

These are the largest cities in New Mexico by population, along with their primary area codes and counties.

City Population County
Albuquerque 761,195 Bernalillo County
Las Cruces 136,254 Doña Ana County
Santa Fe 111,269 Santa Fe County
Rio Rancho 99,178 Sandoval County
Los Lunas 69,020 Valencia County
Farmington 51,309 San Juan County
Roswell 48,889 Chaves County
Clovis 42,168 Curry County
Hobbs 42,095 Lea County
South Valley 40,080 Bernalillo County

Frequently Asked Questions

New Mexico has 2 active area codes. These include 505 (Albuquerque) and 575 (Albuquerque) .

New Mexico is primarily in the Mountain Time Zone (MDT). The current local time is 7:47 PM.

The area code covering the most cities in New Mexico is 575, which serves Albuquerque and 89+ other communities.

Yes, most areas in New Mexico now require 10-digit dialing (area code + 7-digit number) for all local calls. This requirement was implemented across the United States starting in October 2021 to support the 988 Suicide & Crisis Lifeline. Even if you are calling within the same area code, you need to dial all 10 digits.

To call a New Mexico number from within the United States, dial the area code followed by the 7-digit phone number (e.g., 505-XXX-XXXX). From outside the US, dial your country's exit code, then 1 (the US country code), then the full 10-digit number.

New Mexico has 33 counties. The state's total estimated population is 2,118,537, spread across these counties and served by 2 area codes.

Albuquerque is served by area code 505 and 575 .
New Mexico at a Glance
  • Abbreviation NM
  • Area Codes 2
  • Population 2,118,537
  • Counties 33
  • Cities 425
  • Time Zone Mountain
  • Current Time 7:47 PM
Quick Reference
  • 505 Albuquerque
  • 575 Albuquerque