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New Mexico . Contact directory

How to reach the New Mexico Secretary of State.

Direct phone number, hours, mailing and physical addresses, and the right phone for the right question. Plus the related New Mexico departments most business owners need.

Primary phone
505-827-3600
Mon-Fri 8am-5pm MT
Mailing address
325 Don Gaspar, Suite 300, Santa Fe, NM 87501
Physical address
325 Don Gaspar, Suite 300, Santa Fe, NM 87501
Fax
505-827-3611

The right phone for the right question

Franchise tax and corporate income tax
866-285-2996 (NM Taxation and Revenue Department)
Expedited filings
Standard 3-5 business days; expedite available online
505-827-3600 (expedite via NM Business Filing Portal)

Most calls to the New Mexico SoS are about things File.Business can answer instantly

"What is my entity's status?"
Run a search →
"When is my AR due?"
See AR rules →
"How do I change RA?"
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"Can I reinstate?"
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FAQ

Frequently asked questions

What is the phone number for the New Mexico Secretary of State?
The primary phone for the New Mexico Secretary of State, Corporations Bureau is 505-827-3600. Office hours are Mon-Fri 8am-5pm MT.
What are the New Mexico Secretary of State office hours?
Office hours are Mon-Fri 8am-5pm MT. Online filings can be submitted 24/7.
What is the New Mexico Secretary of State mailing address?
Mailing address: 325 Don Gaspar, Suite 300, Santa Fe, NM 87501. Physical office: 325 Don Gaspar, Suite 300, Santa Fe, NM 87501.
How do I speak to a person at the New Mexico Secretary of State?
Call 505-827-3600 during business hours.
Does the New Mexico Secretary of State offer expedited service?
Standard 3-5 business days; expedite available online.
Can I email the New Mexico Secretary of State?
Email contact varies by department.
Can I visit the New Mexico Secretary of State office in person?
Yes, the physical office is at 325 Don Gaspar, Suite 300, Santa Fe, NM 87501.

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Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the New Mexico Secretary of State, Corporations Bureau or any Secretary of State office. You may file directly with the New Mexico Secretary of State, Corporations Bureau. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the New Mexico Secretary of State, Corporations Bureau as of June 2026 and may change. For entity-specific guidance, consult a licensed New Mexico attorney or CPA.

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File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with any Secretary of State office. You may file directly with the appropriate state agency. SOC 2 Type II audited. 220,000+ businesses formed since 2017.