Service Orders (Moves, Adds, Changes)
Phone: +1-865-576-3663
Email: telephone@science.doe.gov
Request Assistance:  telephone@science.doe.gov

Telephone Service Repairs (Trouble Tickets)
Phone: +1-865-574-1000
Email: telephone@science.doe.gov
Request Assistance:  telephone@science.doe.gov

Audio Conferencing Services
Phone: +1-865-574-1000
Email: telephone@science.doe.gov
Request Assistance:  telephone@science.doe.gov

Emergency and Safety 
Phone: +1-865-576-3663

When dialing this number after hours, you will reach a recording that provides you with an option to press "0" to reach the DOE Emergency Operations Center.