NPA
NXX
CLLI
City, ST
Telco
501
206
HBSPARMADS0
HEBER SPG
SOUTHWESTERN BELL
501
250
HBSPARMADS0
HEBER SPG
SOUTHWESTERN BELL
501
270
LTRKARIY1MD
HEBER SPG
ALLTEL COMMUNICATIONS INC. - AR
501
362
HBSPARMADS0
HEBER SPG
SOUTHWESTERN BELL
501
365
LTRKARGG00W
HEBER SPG
KMC TELECOM V INC. - AR
501
429
LTRKARWT9MD
HEBER SPG
LEVEL 3 COMMUNICATIONS LLC - AR
501
691
LTRKAR791MD
HEBER SPG
TELECORP COMMUNICATIONS INC.
501
887
HBSPARMADS0
HEBER SPG
SOUTHWESTERN BELL