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.
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OCN: 4632 TELNET WORLDWIDE, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
231-395 A Grant MI GDRPMIBQ1MD  348      
231-450 1 Hesperia MI GDRPMIBQ1MD  348   2005-09-02   
231-459 2 Boyne City MI GDRPMIBQ1MD  348   2005-09-02   
231-462 4 Fountain MI GDRPMIBQ1MD  348   2005-09-02   
231-464 0 Freesoil MI GDRPMIBQ1MD  348   2005-09-02   
231-535 4 Walloon Lake MI GDRPMIBQ1MD  348   2005-09-02   
231-539 5 Pellston MI GDRPMIBQ1MD  348   2005-09-02   
231-637 A Northport MI GDRPMIBQ1MD  348      
231-647 A Coral MI GDRPMIBQ1MD  348      
231-682 A Alden MI GDRPMIBQ1MD  348      
231-695 A Howard City MI GDRPMIBQ1MD  348      
231-720 2 Muskegon MI   348      
231-764 A Fife Lake MI GDRPMIBQ1MD  348      
231-774 0 Interlochen MI GDRPMIBQ1MD  348   2005-09-02   
231-793 3 White Cloud MI GDRPMIBQ1MD  348   2005-09-02   
231-822 A Beulah MI GDRPMIBQ1MD  348      
231-824 5 Manton MI GDRPMIBQ1MD  348   2005-09-02   
231-844 3 Indian River MI GDRPMIBQ1MD  348   2005-09-02   
231-902 A Hart MI GDRPMIBQ1MD  348      
231-981 4 Whitehall MI GDRPMIBQ1MD  348   2005-09-02   
231-994 0 Lake Leelanau MI GDRPMIBQ1MD  348   2005-09-02   
248-218 4 Rochester MI SFLDMIDC0MD  340   2005-09-03   
248-220 5 Birmingham MI SFLDMIDC0MD  340   2005-09-04   
248-243 0 Auburn Heights MI SFLDMIDC0MD  340   2005-09-04   
248-254 8 West Bloomfield MI SFLDMIDC0MD  340   2005-09-03   
248-286 A Southfield MI SFLDMIDC0MD  340      
248-287 7 Lake Orion MI SFLDMIDC0MD  340   2005-09-03   
248-294 2 Pontiac MI SFLDMIDC0MD  340   2013-11-15   
248-294 3 Pontiac MI SFLDMIDC0MD  340   2013-11-15   
248-294 6 Pontiac MI SFLDMIDC0MD  340   2013-11-15   
248-313 1 Walled Lake MI SFLDMIDC0MD  340   2005-09-03   
248-387 4 Commerce MI SFLDMIDC0MD  340   2005-09-03   
248-429 3 Oxford MI SFLDMIDC0MD  340   2005-09-02   
248-484 A Pontiac MI SFLDMIDC0MD  340      
248-485 A Southfield MI SFLDMIDC0MD  340      
248-493 A South Lyon MI SFLDMIDC0MD  340      
248-498 A Troy MI SFLDMIDC0MD  340      
248-554 3 Royal Oak MI SFLDMIDC0MD  340   2005-09-03   
248-708 A Holly MI SFLDMIDC0MD  340      
248-715 A Farmington MI SFLDMIDC0MD  340      
248-741 A Farmington MI SFLDMIDC0MD  340      
248-751 A Pontiac MI SFLDMIDC0MD  340      
248-769 A Milford-White Lake MI SFLDMIDC0MD  340      
248-823 3 Troy MI SFLDMIDC0MD  340      
248-869 A Northville MI SFLDMIDC0MD  340      
248-886 5 Drayton Plains MI SFLDMIDC0MD  340   2005-09-03   
248-899 A Ortonville MI SFLDMIDC0MD  340      
248-913 A Clarkston MI SFLDMIDC0MD  340      
248-979 9 Birmingham MI SFLDMIDC0MD  340   2011-03-11   
269-201 3 Watervliet MI GDRPMIBQ1MD  348   2005-09-03   

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

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