NPA	NXX	CLLI	City, ST	Telco
410	236	HNVAMDATCM1	TOWSON	WASHINGTON/BALTIMORE CELLULAR LIMITED PARTNERSHIP
410	249	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	252	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
410	283	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	296	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	307	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	308	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
410	321	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	324	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	337	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	339	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	372	BLTMMDYKDS0	TOWSON	VERIZON MARYLAND INC.
410	373	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	377	BLTMMDYKDS0	TOWSON	VERIZON MARYLAND INC.
410	408	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	427	BLTMMDFMDS0	TOWSON	TELEPORT COMMUNICATIONS GROUP AMERICA INC. - MD
410	434	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	453	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
410	470	BLTMMDFMDS0	TOWSON	COMCAST TELEPHONY COMMUNICATIONS OF MARYLAND INC.
410	473	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	475	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	492	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	494	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	512	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	560	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
410	561	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
410	583	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	607	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	616	BLTOMDKHDS0	TOWSON	MCI WORLDCOM COMMUNICATIONS INC. - MD
410	681	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	704	BLTMMDDNDS0	TOWSON	MCIMETRO ATS INC.
410	716	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	769	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	790	HNVAMDATCM1	TOWSON	WASHINGTON/BALTIMORE CELLULAR LIMITED PARTNERSHIP
410	805	TWSNMDTWDS0	TOWSON	TRI-STATE RADIO PAGING - MARYLAND
410	806	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	812	HNVAMDATCM1	TOWSON	WASHINGTON/BALTIMORE CELLULAR LIMITED PARTNERSHIP
410	816	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	821	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	823	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	825	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	828	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	830	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	832	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	839	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	842	BLTMMDDNDS0	TOWSON	MCIMETRO ATS INC.
410	847	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	851	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	853	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	887	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	890	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	894	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	899	SVGHMDAQCM0	TOWSON	ARCH WIRELESS HOLDINGS INC.
410	938	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
410	967	HNVAMDATCM1	TOWSON	WASHINGTON/BALTIMORE CELLULAR LIMITED PARTNERSHIP
443	269	BLTMMDDN4MD	TOWSON	GLOBAL NAPS SOUTH INC. - MD
443	275	BLTMMDAFDS0	TOWSON	WINSTAR COMMUNICATIONS LLC - MD
443	279	BLTMMDCDDS0	TOWSON	ALLEGIANCE TELECOM INC. - MD
443	322	BLTMMDSNDS0	TOWSON	CAVALIER EAST LLC - MD
443	465	CTVLMDBACM1	TOWSON	CELLCO PARTNERSHIP DBA VERIZON WIRELESS-MD
443	519	BLTOMDXIDS0	TOWSON	GLOBAL CROSSING LOCAL SERVICES INC.-MD
443	564	BLTMMDSNDS1	TOWSON	LEVEL 3 COMMUNICATIONS LLC - MD
443	632	CLMAMDJTDS0	TOWSON	US LEC OF MARYLAND INC.
443	652	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
443	726	CHNTVADHDS0	TOWSON	TIDALWAVE TELEPHONE INC.
443	750	LNHGMDAVDS0	TOWSON	BROADSTREET COMMUNICATIONS INC. - MD
443	791	HNVAMDATCM1	TOWSON	WASHINGTON/BALTIMORE CELLULAR LIMITED PARTNERSHIP
443	797	BLTMMDSN5MD	TOWSON	XO MARYLAND LLC
443	798	LARLMDCC1MD	TOWSON	XSPEDIUS MANAGEMENT CO SWITCHES SERVICES LLC - MD
443	824	BLTMMDCHXWY	TOWSON	OMNIPOINT COMMUNICATIONS CAP OPERATIONS LLC
443	834	BLTMMDSNDS2	TOWSON	ADELPHIA BUSINESS SOLUTIONS OF MARYLAND LLC
443	841	CYVLMDCKDS0	TOWSON	VERIZON MARYLAND INC.
443	846	HNVAMDATDS0	TOWSON	SBC TELECOM INC. - MD
443	849	TWSNMDTWDS0	TOWSON	VERIZON MARYLAND INC.
443	901	HNVAMDBHRS0	TOWSON	CAVALIER TELEPHONE MID-ATLANTIC. LLC - MD
443	912	BLTMMD91DS1	TOWSON	CORE COMMUNICATIONS INC. - MD
443	921	BLTMMDCHW29	TOWSON	PAETEC COMMUNICATIONS INC.- MD