NPA	NXX	CLLI	City, ST	Telco
281	331	ALVNTXALDS0	ALVIN	SOUTHWESTERN BELL
281	388	ALVNTXALDS0	ALVIN	SOUTHWESTERN BELL
281	393	ALVNTXALDS0	LIVERPOOL	SOUTHWESTERN BELL
281	581	ALVNTXALDS0	LIVERPOOL	SOUTHWESTERN BELL
281	585	ALVNTXALDS0	ALVIN	SOUTHWESTERN BELL
281	756	ALVNTXALDS0	ALVIN	SOUTHWESTERN BELL
281	824	ALVNTXALDS0	ALVIN	SOUTHWESTERN BELL