Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Sterling, CO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
970-425 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-425 0 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-425 1 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-425 2   792K CHARTER IP ENABLED SERVICES, LLC 656      
970-425 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
970-425 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-425 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-425 6 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
970-425 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-425 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-425 9   939H COMMIO, LLC 656      
970-458 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-458 0   145J TERRA NOVA TELECOM INC. 656      
970-458 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
970-458 3 DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
970-458 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-458 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
970-458 6 FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
970-458 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-458 8 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
970-458 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
970-466 A DNVRCOMA47Z  6874 N.E. COLORADO CELLULAR, INC. 656      
970-520 A DNVRCOMA47Z  6874 N.E. COLORADO CELLULAR, INC. 656      
970-521 A STNGCOMADS0  9636 QWEST CORPORATION 656      
970-522 A STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 A STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 0 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 1 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 2 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 3 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 4 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 5 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 6   792K CHARTER IP ENABLED SERVICES, LLC 656      
970-526 8 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-526 9 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-571 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 0 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 1 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 2 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 3 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 4 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 5 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 6   939H COMMIO, LLC 656      
970-571 7 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-571 9 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-580 A AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-606 A DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 0 DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 1 DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 2 DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 3 DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 4 DNVRCO26XLX  939H COMMIO, LLC 656      
970-606 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-606 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-606 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-606 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-606 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-740 A STNGCOMADS0  9636 QWEST CORPORATION 656      
970-740 0 DNVRCOII4MD  5562 METROPCS, INC. 656      
970-740 1   515J IP HORIZON LLC 656      
970-740 2   6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-740 3 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-740 4 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-740 5 STNGCOMADS0  9636 QWEST CORPORATION 656      
970-740 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-740 7 DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-740 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-740 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
970-762 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-762 0 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-762 1 DNVRCO26XIX  073H TELNYX LLC 656      
970-762 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-762 3 DNVRCO26XUX  516J TON80 COMMUNICATIONS, LLC 656      
970-762 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-762 5   829J PAETEC ITEL, LLC 656      
970-762 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-762 7 HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
970-762 8 AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-762 9 DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.