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.

OCN: 6272 UNITED STATES CELLULAR - OK

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
580-513 A Atoka OK ENIDOKKI0MD  536      
580-513 0 Atoka OK   536      
580-513 1 Atoka OK   536      
580-513 2 Atoka OK   536      
580-513 3 Atoka OK   536      
580-513 4 Atoka OK   536      
580-513 5 Atoka OK   536      
580-513 6 Atoka OK   536      
580-513 7 Atoka OK   536      
580-513 8 Atoka OK   536      
580-514 A Lawton OK ENIDOKKI0MD  536      
580-514 0 Lawton OK   536      
580-547 3 Clinton OK   536   2025-02-28   
580-547 7 Clinton OK   536   2025-02-28   
580-547 8 Clinton OK   536   2025-02-28   
580-547 9 Clinton OK   536   2006-10-04   
580-559 9 Ada OK   536   2007-11-17   
580-567 A Willow OK ENIDOKKI0MD  536      
580-567 0 Willow OK   536      
580-572 0 Perry OK   536   2010-07-29   
580-585 0 Lawton OK   536      
580-585 1 Lawton OK   536      
580-585 2 Lawton OK   536      
580-585 7 Lawton OK   536      
580-591 1 Lawton OK   536      
580-591 2 Lawton OK   536      
580-591 3 Lawton OK   536      
580-603 A Enid OK ENIDOKKI0MD  536      
580-603 0 Enid OK   536      
580-603 1 Enid OK   536      
580-603 2 Enid OK   536      
580-603 3 Enid OK   536      
580-603 4 Enid OK   536      
580-603 5 Enid OK   536   2010-01-08   
580-603 9 Enid OK   536      
580-606 0 Duncan OK   536   2006-06-19   
580-606 7 Duncan OK   536   2007-05-11   
580-624 A Kingston OK ENIDOKKI0MD  536      
580-624 0 Kingston OK   536      
580-624 2 Kingston OK   536   2015-08-27   
580-641 A Marlow OK ENIDOKKI0MD  536      
580-641 0 Marlow OK   536      
580-641 1 Marlow OK   536      
580-641 2 Marlow OK   536      
580-641 3 Marlow OK   536      
580-656 A Duncan OK ENIDOKKI0MD  536      
580-656 0 Duncan OK   536      
580-656 1 Duncan OK   536      
580-656 2 Duncan OK   536      
580-656 3 Duncan OK   536      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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