Here in the Las Vegas area the local cable company is Cox Communications.

Their customer service office is located at:
750 N. Rancho Dr.
Las Vegas, Nevada 89106

Front Counter Hours:
8:00am - 6:00pm Mon-Fri
9:00am - 4:00pm Sat

Drive-Through Hours:
7:00am - 7:00pm Mon-Fri
9:00am - 4:00pm Sat

Phone:
(702) 383-4000

Information on ordering services can be found online at the following link:
https://orders.cox.com/services/Serviceability.asp?TargetPage=AvailableServices.asp

The following link will take you to their web site.
Cox Communications