1 LIST OF SUBSIDIARIES 2 EXHIBIT 21 GRAYBAR ELECTRIC COMPANY, INC. List of Subsidiaries -------------------- Graybar Foreign Sales Corporation, a Barbados corporation. Graybar International, Inc., a Missouri corporation doing business in the territory of Puerto Rico. Graybar Financial Services, Inc., a Missouri corporation. Graybar Electric de Mexico, S.A. de C.V., a Mexican corporation. Graybar Electric Limited, a Canadian corporation. Graybar Foundation, Inc., a Missouri corporation. Graybar Services, Inc., an Illinois corporation. Distribution Associates, Inc., a Missouri corporation. Graybar Electric (Ontario) Limited, a Canadian corporation Graybar Holdings Limited, a Canadian corporation. Graybar-P&M International PTE LTD, a Singapore corporation.