Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Reading, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
517-283 A RDNGMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-283 1 RDNGMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-283 2 RDNGMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-283 3 RDNGMIXGDS0  0695 FRONTIER NORTH, INC. - MI 346      
517-283 5 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-283 6 LNNGMIVE2MD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 346      
517-283 8 LNNGMIMNX3Y  2550 123.NET, LLC 346      
517-658 A LNNGMIDCHMD  4632 TELNET WORLDWIDE, INC. 346      
517-901 A   792K CHARTER IP ENABLED SERVICES, LLC 346   2025-02-13   
517-901 0   792K CHARTER IP ENABLED SERVICES, LLC 346      
517-901 1 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-901 2 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-901 3 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-901 4 LNNGMIMN00Z  624H ONVOY SPECTRUM, LLC 346      
517-901 5 LNNGMIMNXQZ  508J CENTURYLINK COMMUNICATIONS, LLC 346      
517-901 6 LNNGMIMNX8Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 346      
517-901 7 LNNGMIMNX5Z  543C ONVOY, LLCV - MI 346      
517-970 A MDTPMICODS0  3535 ACD TELECOM, INC. - MI 346      

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

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