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.

Willis, MI

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
734-567 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-08-08   
734-567 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2013-01-30   
734-567 8 DTRTMIBHMMD  7701 PHONE MICHIGAN - MI 340      
734-567 9 SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340   2017-11-08   
734-577 A SFLDMITODS2  543C ONVOY, LLCV - MI 340      
734-577 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-577 7 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-04-22   
734-577 8 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2016-04-22   
734-577 9 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2016-05-27   
734-588 A SFLDMIDICA0  2550 123.NET, INC. 340      
734-588 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-08-08   
734-588 1   2550 123.NET, INC. 340      
734-588 2   2550 123.NET, INC. 340      
734-588 3   2550 123.NET, INC. 340      
734-588 4   2550 123.NET, INC. 340      
734-588 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-08-08   
734-588 6   2550 123.NET, INC. 340      
734-588 7   2550 123.NET, INC. 340      
734-588 8   2550 123.NET, INC. 340      
734-588 9   2550 123.NET, INC. 340      
734-610 A DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340      
734-610 0 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 1 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 2 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 3 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 4 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 5 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 6 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 7 DTRTMIDJCMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 340   2013-04-08   
734-610 8   145J TERRA NOVA TELECOM INC. 340   2021-05-04   
734-610 9 SFLDMITODS2  543C ONVOY, LLCV - MI 340   2021-03-05   
734-832 A SFLDMIMKBMD  516J TON80 COMMUNICATIONS, LLC 340      
734-832 2   624H ONVOY SPECTRUM, LLC 340   2024-03-22   
734-832 4 SFLDMIMKBMD  516J TON80 COMMUNICATIONS, LLC 340   2022-04-25   

<< 1 2

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.