First Security Services

First Security Services is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Burglar Alarm Systems
• Security Guard & Patrol Services

North American Industry Classification System (NAICS) Categories:

• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Alarms, Signaling & Security Equipment > Burglar Alarm Systems
• Security Guards And Patrol Services

Standard Industry Classification (SIC) Categories:

• Electrical Apparatus & Equipment > Alarms, Signaling & Security Equipment > Burglar Alarm Systems
• Detective Guard & Armored Car Services > Guard & Patrol Services