NPA
NXX
CLLI
City, ST
Telco
520
223
TCSNAZMAWMD
NOGALES
LEVEL 3 COMMUNICATIONS LLC - AZ
520
226
TCSNAZMAWMD
SIERRAVIST
LEVEL 3 COMMUNICATIONS LLC - AZ
928
792
TCSNAZMAWMD
SAFFORD
LEVEL 3 COMMUNICATIONS LLC - AZ
928
793
TCSNAZMAWMD
GLOBE
LEVEL 3 COMMUNICATIONS LLC - AZ