NPA	NXX	CLLI	City, ST	Telco
501	753	LTRKARSKDS0	LITTLEROCK	SOUTHWESTERN BELL
501	758	LTRKARSKDS0	LITTLEROCK	SOUTHWESTERN BELL
501	771	LTRKARSKDS0	LITTLEROCK	SOUTHWESTERN BELL
501	791	LTRKARSKDS0	LITTLEROCK	SOUTHWESTERN BELL
501	812	LTRKARSKDS0	LITTLEROCK	SOUTHWESTERN BELL