M.S. Electronics, L.L.C. (n.J.)

M2 Mantis, L.L.C

Machine Tool Finance Corporation

Marci Shapiro Associates, Llc

Marco Oil, Inc

Marietta-Delk Associates Limited Partnership

Matheson Tri-Gas, Inc

Mccaw Cellular Communications Inc

Mccaw Cellular Communications, Inc

Mccaw Cellular Communicatons, Inc

Mci Communications Services, Inc

MCI Communications Services, Inc.

MCI Intermedia Telecom, Inc.

MCImetro Access Transmission Services LLC

Mcimetro Access Transmission Services Llc (delaware)

Mcimetro Access Transmission Services Of Massachusetts, Inc

Mcneilab, Inc

Meda Pharmaceuticals Inc

Medical Artr Bureau, Inc. (withdrew 6-20-90)

Merchandise Management Systems, Inc