Northern Security

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

• Door & Gate Operating Devices
• Keymakers
• Locks & Locksmiths
• Safes & Vaults New Retail

North American Industry Classification System (NAICS) Categories:

• Hardware Stores > Locksmiths Equipment & Supplies Retail > Locks
• Other Building Material Dealers > Garage, Door & Window Products > Door & Gate Operating Devices
• All Other Miscellaneous Store Retailers (Except Tobacco Stores) > Alarm & Safety Equipment > Safes & Vaults
• Locksmiths > Safe Lock & Key Repair > Keymakers

Standard Industry Classification (SIC) Categories:

• Lumber & Other Building Materials > Garage, Door & Window Products > Door & Gate Operating Devices
• Hardware Stores > Locksmiths Equipment & Supplies Retail > Locks
• Miscellaneous Retail Stores, Nec > Alarm & Safety Equipment > Safes & Vaults
• Repair Shops And Related Services, Nec > Locksmiths > Keymakers