1. Communications: Company that offers communication services to general public over land-wire, sea cable, mobile (cellular), point-to-point microwave, and/or satellite systems.
2. Transportation: 'For hire' transporter that (1) serves all customers without discrimination, (2) provides scheduled service to designated points or within a designated area, (3) carries only the type of cargo for which it is certified, and (4) is named as the carrier in the contract of carriage. See also contract carrier.
Use common carrier in a sentence