NPA
NXX
CLLI
City, ST
Telco
214
256
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
469
522
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
241
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
243
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
247
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
277
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
280
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
406
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
481
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
484
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
488
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
620
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
884
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
888
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL
972
919
DLLSTXFBDS0
DALLAS
SOUTHWESTERN BELL