San Mateo, New Mexico Area Code
San Mateo, NM Area Codes are
San Mateo, NM is officially utilizing one area code which is area code 505.
In addition to San Mateo, NM area code information read more about area code 505 details and New Mexico area codes.
San Mateo, NM is located in Cibola County and observes the Mountain Time Zone. View our Times by Area Code tool.
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