NPA	NXX	CLLI	City, ST	Telco
406	545	BLNGMTWE2MD	BILLINGS	LEVEL 3 COMMUNICATIONS LLC - MT
406	551	BLNGMTWE2MD	BOZEMAN	LEVEL 3 COMMUNICATIONS LLC - MT
406	552	MSSLMTMA6MD	MISSOULA	LEVEL 3 COMMUNICATIONS LLC - MT
406	558	HLNAMTMAIMD	HELENA	LEVEL 3 COMMUNICATIONS LLC - MT
406	564	HLNAMTMAIMD	GREATFALLS	LEVEL 3 COMMUNICATIONS LLC - MT
406	565	HLNAMTMAIMD	BUTTE	LEVEL 3 COMMUNICATIONS LLC - MT