575 area code
Las Cruces area, Mountain Time.Area code 575 covers Las Cruces, Alamogordo, Hobbs and 117 more places in New Mexico, on Mountain Time.
Right now in Las Cruces
Mountain Time (MST, UTC-7; MDT, UTC-6 in summer)
Calling hours: Every day, 9 AM to 9 PM (New Mexico law)
Small talk
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Where 575 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 575 has 120. Each one's share is how many 575 numbers start there. Its biggest metro area is Albuquerque, NM.
- Las Cruces12%
- Alamogordo6%
- Hobbs5%
- Roswell5%
- Clovis4%
- Carlsbad4%
- Silver City3%
- Artesia3%
- Taos3%
- Cannon Air Force Base2%
- Deming2%
- Ruidoso2%
Also: Socorro, Raton, Santa Teresa, Truth or Consequences, Tucumcari, Anthony, Portales, Angel Fire, Chaparral, Lovington, Alto, Bayard + 96 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 575 number?
Sales calls to homes and cell phones have legal hours, set by New Mexico law. Hold every 575 number to them, since you can't tell a work line from a personal cell.
What applies to 575Every day, 9 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- New Mexico lawEvery day, 9 AM to 9 PMNMSA 57-12-22(B)(5) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
The 575 area code
575 went into service on October 7, 2007, split off from 505. Local calls take all 10 digits.
- 2007575 starts
Source: NANPA area code database
Other New Mexico area codes
All New Mexico area codes- Albuquerque505
Calling a list of 575 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
575 area code FAQ
What area code is 575?
575 is a New Mexico area code for Las Cruces, Alamogordo, Hobbs, Roswell and 116 more places.
What time zone is the 575 area code in?
Mountain Time (MST, UTC-7; MDT, UTC-6 in summer).
What are the calling hours for 575 numbers?
Every day, 9 AM to 9 PM, local time, under New Mexico law.
When did the 575 area code start?
On October 7, 2007. It was split from 505.
Calling 575 numbers? Reach more of them.
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