Ameritech

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

• Steel Distributors & Service Centers
• Telephones Communications Services

North American Industry Classification System (NAICS) Categories:

• Metal Service Centers And Other Metal Merchant Wholesalers > Iron & Steel (Ferrous) Products > Steel Distributors
• Wired Telecommunications Carriers > Local & Long Distance Telephone Service

Standard Industry Classification (SIC) Categories:

• Telephone Communications, Except Radio > Local & Long Distance Telephone Service
• Metals Service Centers & Offices > Iron & Steel (Ferrous) Products > Steel Distributors