United States Postal Service-Usps

United States Postal Service-Usps is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Mailing Services
• Postal Services

North American Industry Classification System (NAICS) Categories:

• Postal Service
• Local Messengers And Local Delivery

Standard Industry Classification (SIC) Categories:

• Courier Services, Except By Air > Mailing Services
• United States Postal Service