NPA
NXX
CLLI
City, ST
Telco
409
229
HSTQTX025MD
TXSCYMARQU
LEVEL 3 COMMUNICATIONS LLC - TX
409
359
HSTNTXGIDS0
TXSCYMARQU
TELEPORT COMMUNICATIONS GROUP - HOUSTON
409
419
HSTNTXYADS0
TXSCYMARQU
FOCAL COMMUNICATIONS CORPORATION OF TEXAS
409
641
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
643
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
644
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
645
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
649
HSTNTXVV0MD
TXSCYMARQU
BAY STAR SATELLITE PAGING
409
655
HSTGTX05DS0
TXSCYMARQU
ADELPHIA BUSINESS SOLUTIONS OF TEXAS LP
409
671
SGLDTXAQ0MD
TXSCYMARQU
METROCALL
409
683
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
797
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
815
HSTPTXDG0MD
TXSCYMARQU
AWESOME PAGING INC.
409
908
TXCYTXLMDS1
TXSCYMARQU
SOUTHWESTERN BELL
409
916
TXCYTXLMXMD
TXSCYMARQU
KMC TELECOM II INC. - TX
409
933
TXCYTXLMDS1
TXSCYMARQU
SOUTHWESTERN BELL
409
934
TXCYTXLMDS1
TXSCYMARQU
SOUTHWESTERN BELL
409
935
TXCYTXLMDS1
TXSCYMARQU
SOUTHWESTERN BELL
409
938
TXCYTXLMDS1
TXSCYMARQU
SOUTHWESTERN BELL
409
941
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
942
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
943
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
944
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
945
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
946
TXCYTXTCDS0
TXSCYMARQU
ARCH WIRELESS HOLDINGS INC.
409
947
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
948
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
949
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
965
TXCYTXTCDS0
TXSCYMARQU
SOUTHWESTERN BELL
409
995
HSTNTXHNCA1
TXSCYMARQU
SPRINT COMMUNICATIONS COMPANY L.P. - TX