NPA	NXX	CLLI	City, ST	Telco
423	542	ELTNTNXADS0	ELIZABTHTN	UNITED INTER-MOUNTAIN TELEPHONE
423	543	ELTNTNXADS0	ELIZABTHTN	UNITED INTER-MOUNTAIN TELEPHONE
423	547	ELTNTNXADS0	ELIZABTHTN	UNITED INTER-MOUNTAIN TELEPHONE