Environmental and social issues 2001 21Environmental and social issues 200120 T he transportation of goods and people can be described as the circu-latory system of modern society. Itbrings many positive things, economical aswell as social.
Businesses can contact the Internal Revenue Service on its Telephone Assistance for Businesses at 800-829-4933. The phone line's hours of operation are Monday to Friday, 7:00 a.m. to 7:00 p.m local time. People who believe they may be a victim of identity theft can call 800-908-4490 for automated and live assistance.  A separate phone number exists for Exempt Organizations, Retirement Plan Administrators, and Government Entities: 877-829-5500. The phone line's hours of operation are Monday to Friday, 8:00 a.m. to 5:00 p.m local time. People with hearing impairments can call 800-829-4059 (TDD).
ATT Hours of Operation. ATT Sunday hours are 12 - 7. * Note that ATT phone store may vary in closing, opening and sunday hours of operation by state and city. The following ATT hours are based on the average store hours nationwide and pertain to most stores. **CL= Closed.