Comprehensive Guide to Area Code 505: Albuquerque, New Mexico - area-code -

Frequently Asked Questions

Albuquerque, New Mexico uses area code 505.
Area code 505 covers northwestern New Mexico, including Albuquerque, Santa Fe, Farmington, and Gallup.
Dial all 10 digits: the 505 area code plus the 7-digit local number.
Dial 1 + the recipient's 10-digit number (area code + local number).
10-digit dialing was implemented in 2021 to accommodate the new 988 Suicide Prevention Lifeline.
Originally, 505 served all of New Mexico. In 2007, area code 575 was introduced for southern/eastern NM, leaving 505 for the northwest.
The NM PRC oversees telecommunications services within the state, ensuring compliance with regulations for area code 505, among other duties.
The North American Numbering Plan Administration (NANPA) manages and allocates numbering resources, including area code 505.
Area code 575 was implemented due to the increasing demand for telephone numbers, primarily driven by growth in the Albuquerque metropolitan area.
Resources include the FCC (fcc.gov), NANPA (nationalnanpa.com), and the New Mexico PRC (prc.nm.gov).
Dial 0 + the recipient's 10-digit number (area code + local number).
Yes, area code 505 covers other areas in northwestern New Mexico, including parts of Santa Fe, Farmington, and Gallup.
Albuquerque is located at approximately 35.08449 latitude and -106.65114 longitude.
Always use 10-digit dialing for local calls within area code 505. Dial the area code (505) followed by the 7-digit local number, even for calls within the same area code.
Originally, 505 covered all of New Mexico. Due to population growth and increasing demand for phone numbers, especially in Albuquerque, area code 575 was introduced in 2007 to serve the southern and eastern parts of the state.
Area code 505 transitioned to mandatory 10-digit dialing in October 2021. This change coincided with the designation of 988 as the National Suicide Prevention Lifeline, preventing conflicts with existing 988 prefixes.
Area code 505 primarily covers northwestern New Mexico, including Albuquerque and surrounding areas. Its reach extends to parts of Bernalillo County, Santa Fe, Farmington, and Gallup, demonstrating its wide coverage in the region.
To make an operator-assisted call within area code 505, dial 0 + the 10-digit number (area code + local number). The "0" prefix connects you to an operator for assistance with collect calls or third-party billing.
Area code 505 is part of the North American Numbering Plan (NANP), a unified numbering system for countries like the United States, Canada, and several Caribbean nations. The NANP standardizes dialing procedures and ensures efficient routing of calls.
Area code 505 is regulated by the North American Numbering Plan Administration (NANPA) and the New Mexico Public Regulation Commission (PRC). The NANPA manages numbering resources, while the PRC oversees telecommunications services within New Mexico.
You can find further information on area code 505 and telecommunications regulations on the websites of the Federal Communications Commission (FCC), the North American Numbering Plan Administration (NANPA), and the New Mexico Public Regulation Commission (PRC).
For all calls within area code 505, use 10-digit dialing: area code + 7-digit number. For calls outside 505, dial 1 + area code + number. Operator-assisted calls require 0 + area code + number.
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