NPA	NXX	CLLI	City, ST	Telco
410	255	ARMGMDARDS0	ARGRGBSNIS	VERIZON MARYLAND INC.
410	317	BLTMMDDNDS0	ARGRGBSNIS	MCIMETRO ATS INC.
410	360	ARMGMDARDS0	ARGRGBSNIS	VERIZON MARYLAND INC.
410	437	ARMGMDARDS0	ARGRGBSNIS	VERIZON MARYLAND INC.
410	439	ARMGMDARDS0	ARGRGBSNIS	VERIZON MARYLAND INC.
443	305	BLTOMDXIDS0	ARGRGBSNIS	GLOBAL CROSSING LOCAL SERVICES INC.-MD
443	637	BLTMMDSN5MD	ARGRGBSNIS	XO MARYLAND LLC
443	702	BLTMMDSNDS0	ARGRGBSNIS	CAVALIER EAST LLC - MD
443	770	ARMGMDARDS0	ARGRGBSNIS	VERIZON MARYLAND INC.
443	781	BLTMMDDN4MD	ARGRGBSNIS	GLOBAL NAPS SOUTH INC. - MD
443	784	BLTMMDFMDS0	ARGRGBSNIS	TELEPORT COMMUNICATIONS GROUP AMERICA INC. - MD
443	817	BLTMMDCDDS0	ARGRGBSNIS	ALLEGIANCE TELECOM INC. - MD