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.

New Boston, MI

<< 1 2 3 4 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
734-435 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-09-24   
734-435 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-09-24   
734-435 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-09-24   
734-435 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-09-24   
734-435 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-09-24   
734-440 A FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
734-440 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 1 FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
734-440 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-01-28   
734-440 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-440 8 FLNTMICD0MD  829J PAETEC ITEL, LLC 340      
734-440 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2020-05-09   
734-443 A SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
734-443 0 SFLDMIDICA0  2550 123.NET, LLC 340   2003-01-24   
734-443 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-443 3 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
734-443 4 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-02-18   
734-443 5   145J TERRA NOVA TELECOM INC. 340   2021-04-30   
734-443 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-443 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-443 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-543 A SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-543 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-24   
734-543 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-543 3 FLNTMICD0MD  829J PAETEC ITEL, LLC 340   2004-03-08   
734-543 4 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
734-543 5   145J TERRA NOVA TELECOM INC. 340   2025-11-23   
734-543 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-543 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-543 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-543 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-24   
734-551 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
734-551 0 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
734-551 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-24   
734-551 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 8 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2004-07-22   
734-551 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2005-07-21   
734-592 A SFLDMIWKDS2  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340      
734-592 0 SFLDMIWKDS2  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340      
734-592 1 SFLDMIWKDS2  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340      
734-592 2 SFLDMIWKDS2  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340      

<< 1 2 3 4 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.