Short for TELephone COmpany or TELeCOmmunications. Now, any company or group that uses electronic communication might consider themselves a telco.
Screw ATT, we're starting our own telco.
by buggum September 18, 2005
1 more definition
Telco is commonly used to designate the Telecommunication service provider.
Can you follow up on the dispatch with the local telco?
by platonik August 07, 2014