NPA	NXX	CLLI	City, ST	Telco
469	272	DLLSTXCHDS0	CEDAR HILL	SOUTHWESTERN BELL
972	291	DLLSTXCHDS0	CEDAR HILL	SOUTHWESTERN BELL
972	293	DLLSTXCHDS0	CEDAR HILL	SOUTHWESTERN BELL
972	299	DLLSTXCHDS0	CEDAR HILL	SOUTHWESTERN BELL
972	779	DLLSTXCHDS0	CEDAR HILL	SOUTHWESTERN BELL