Oncor (utility line tree trimming issues) 888-313-4747 or (214) 486-2074
Electric Customer service-line location (972) 791-2888
Dallas Water Utilities Residential freshwater-line location (214) 670-8458
Dallas Water Utilities Residential wastewater-line location (214) 670-8331
AT& T Customer service-line location 1-800-344-8377
Atmos Energy Gas Customer service-line location 1-800-344-8377
Cable Service Provider - Time Warner Cable (972) 742-5892
To report possible illegal tree removals on the weekend, contact the City of Dallas Non-Emergency number 311.