Williams Trading Post is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Gunsmith Services
• Jewelry Repairing

North American Industry Classification System (NAICS) Categories:

• Sporting Goods Stores > Gun Repair & Services > Gunsmith Services
• Other Personal And Household Goods Repair And Maintenance > Watch Clock & Jewelry Repair, Nec > Jewelry Repair

Standard Industry Classification (SIC) Categories:

• Watch Clock & Jewelry Repair > Watch Clock & Jewelry Repair, Nec > Jewelry Repair
• Repair Shops And Related Services, Nec > Gun Repair & Services > Gunsmith Services