NPA	NXX	CLLI	City, ST	Telco
410	390	PIVLMDPKDS1	BALTIMORE	TRI-STATE RADIO PAGING - MARYLAND
410	417	ELCYMDELDS0	ELLICOTTCY	TRI-STATE RADIO PAGING - MARYLAND
410	449	PIVLMDPKDS1	PIKESVILLE	TRI-STATE RADIO PAGING - MARYLAND
410	656	SVPKMDSPDS0	SEVERNA PK	TRI-STATE RADIO PAGING - MARYLAND
410	805	TWSNMDTWDS0	TOWSON	TRI-STATE RADIO PAGING - MARYLAND