NPA
NXX
CLLI
City, ST
Telco
281
260
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
272
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
405
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
445
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
447
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
448
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
591
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
820
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
847
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
878
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
931
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
978
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL
281
999
HSTNTXAIDS0
HSTNSUBURB
SOUTHWESTERN BELL