Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 947 [Rate centres in NPA 947] [Dial plan for NPA 947]

NXX: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
947-521 A Royal Oak MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
947-521 0 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 1 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 2 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 3 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 4 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 5 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 6 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 7 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 8 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   
947-521 9 Royal Oak MI   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2018-12-10   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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