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.

Alpena, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-255 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-278 A SGNWMIFAZMD  2550 123.NET, LLC 344      
989-278 0 SGNWMIFAZMD  2550 123.NET, LLC 344      
989-278 2 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-278 3 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-278 4 WBRNMIMN4MD  9245 CYNERGYCOMM.NET, INC. - MI 344      
989-278 5   279B CLEAR RATE COMMUNICATIONS, INC. - MI 344      
989-278 6 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-278 7 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-278 8 SGNWMIFAXJX  991E BANDWIDTH.COM CLEC, LLC - MI 344      
989-278 9   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-340 A OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344      
989-340 0 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344      
989-340 1 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344      
989-340 2 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344      
989-340 3 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-340 4 GYLRMI06DS0  0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI 344      
989-340 5 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-340 6 SGNWMIACDS1  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344      
989-340 7 SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344      
989-340 8 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-354 A ALPEMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-356 A ALPEMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-358 A ALPEMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-419 A SGNWMIACLMD  4632 TELNET WORLDWIDE, INC. 344      
989-464 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 0 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 1 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 2 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 3 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 4 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 5 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-590 7 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 8 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-590 9 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-591 A SGNWMIACDS1  6630 USA MOBILITY WIRELESS, INC. 344      
989-603 A SGNWMIFAXDX  9748 AMERICAN MESSAGING SERVICES, LLC 344      
989-657 A GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 0 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 1 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 2 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 3 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 4 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 5 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 6 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-657 9 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-880 A ALPEMIXG9MD  116F PENINSULA FIBER NETWORK, LLC - MI 344      
989-880 0 ALPEMIXG9MD  116F PENINSULA FIBER NETWORK, LLC - MI 344      
989-880 2 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-880 3 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-884 A SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-884 0 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-884 1 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-884 2 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-884 3 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-884 4 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-884 5 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-884 6 SGNWMIFAXNX  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 344      
989-884 7 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-884 8 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344      
989-884 9 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 A GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 2 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-916 3 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 4 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 5 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 6 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 7 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 8 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-916 9 GRYLMIAT7MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.