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: 409F ONVOY, LLC - OK

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
918-965 4 Claremore OK TULSOKTBXHY  538   2021-03-04   
918-965 5 Claremore OK TULSOKTBXHY  538   2021-03-04   
918-965 6 Claremore OK TULSOKTBXHY  538   2021-03-04   
918-969 3 Bokoshe OK TULSOKTBXHY  538   2021-02-20   
918-969 4 Bokoshe OK TULSOKTBXHY  538   2021-02-20   
918-969 5 Bokoshe OK TULSOKTBXHY  538   2021-02-20   
918-969 6 Bokoshe OK TULSOKTBXHY  538   2021-02-20   
918-972 0 Dewey OK TULSOKTBXHY  538   2016-09-29   
918-972 1 Dewey OK TULSOKTBXHY  538   2016-09-29   
918-973 5 Owasso OK TULSOKTBXHY  538   2016-09-29   
918-973 6 Owasso OK TULSOKTBXHY  538   2016-03-07   
918-973 7 Owasso OK TULSOKTBXHY  538   2016-03-07   
918-981 3 Pryor OK TULSOKTBXHY  538   2016-03-26   
918-981 4 Pryor OK TULSOKTBXHY  538   2016-03-26   
918-981 7 Pryor OK TULSOKTBXHY  538   2016-09-29   
918-981 9 Pryor OK TULSOKTBXHY  538   2016-09-29   
918-984 2 Tulsa OK TULSOKTBXHY  538   2015-07-31   
918-992 9 Tulsa OK TULSOKTBXHY  538   2015-07-31   
918-995 4 Jenks OK TULSOKTBXHY  538   2020-11-14   
918-995 6 Jenks OK TULSOKTBXHY  538   2020-11-14   
918-999 A Tulsa OK TULSOKTBXHY  538      
918-999 9 Tulsa OK TULSOKTBXHY  538   2012-06-01   

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

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