SILEC stands for Small Incumbent Local Exchange Carrier. A SILEC is a local telephone company which held the regional control on landline service before the market was opened to competitive local exchange carriers, or the corporate successor of such a firm. The geographical areas that comprise Nexicom’s SILEC territory include the rural villages of Millbrook, Cavan, Ida, Mount Pleasant, Keene, Hiawatha, Lang, and Indian River.
CLEC stands for Competitive Local Exchange Carrier. A CLEC is a telephone company that competes with the already established local telephone business by providing its own network and switching.