According to our records, this business is located at Fort Irwin Rd. in Fort Irwin (in San Bernardino County), California 92310, the location GPS coordinates are: 35.2266618 (latitude), -116.7270614 (longitude). 31st Maintenance Company is categorized under City Government-National Security (SIC code 9711). Known organization branch manager is Margarette Billinburg. You can contact the company by phone at (760) 380-5889.