NPA	NXX	CLLI	City, ST	Telco
972	283	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	296	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	298	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	572	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	708	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	709	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL
972	780	DLLSTXDVDS0	DALLAS	SOUTHWESTERN BELL