NPA
NXX
CLLI
City, ST
Telco
520
417
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
439
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
452
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
458
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
459
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
515
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
533
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION
520
538
SRVSAZMADS0
SIERRAVIST
QWEST CORPORATION