Area codes in Farmington, New Mexico
Farmington, New Mexico uses area code 505. The main Farmington area code is 505.
Area codes serving Farmington
Phone numbers in Farmington are written as ten digits — for example (505) 555-0190 — and fall in the Mountain Time zone.
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Nearby cities
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Frequently asked questions
What is the area code for Farmington?
The main area code for Farmington, New Mexico is 505.
How many area codes does Farmington have?
Farmington has 1 area code: 505.
How do you dial a Farmington number?
Dial all 10 digits — the area code (505) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.