Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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
918-517 2 Sperry OK TULSOKTBXHY  538   2021-03-04   
918-517 8 Sperry OK TULSOKTBXHY  538   2018-04-09   
918-525 0 Tahlequah OK TULSOKTBXHY  538   2016-09-29   
918-525 1 Tahlequah OK TULSOKTBXHY  538   2016-09-29   
918-525 4 Tahlequah OK TULSOKTBXHY  538   2021-03-04   
918-526 A Tulsa OK TULSOKTBXHY  538      
918-526 2 Tulsa OK TULSOKTBXHY  538      
918-526 3 Tulsa OK TULSOKTBXHY  538      
918-526 5 Tulsa OK TULSOKTBXHY  538      
918-539 0 Muskogee OK TULSOKTBXHY  538   2024-02-29   
918-539 1 Muskogee OK TULSOKTBXHY  538   2024-02-29   
918-539 8 Muskogee OK TULSOKTBXHY  538   2024-02-29   
918-539 9 Muskogee OK TULSOKTBXHY  538   2024-02-29   
918-540 8 Miami OK TULSOKTBXHY  538   2024-10-04   
918-552 5 Stigler OK TULSOKTBXHY  538   2016-09-29   
918-552 7 Stigler OK TULSOKTBXHY  538   2016-09-29   
918-553 3 Collinsville OK TULSOKTBXHY  538   2016-09-29   
918-553 4 Collinsville OK TULSOKTBXHY  538   2016-09-29   
918-553 5 Collinsville OK TULSOKTBXHY  538   2017-11-04   
918-553 7 Collinsville OK TULSOKTBXHY  538   2021-03-04   
918-554 4 Braggs OK TULSOKTBXHY  538   2021-03-04   
918-554 5 Braggs OK TULSOKTBXHY  538   2021-03-04   
918-556 A Tulsa OK TULSOKTBXHY  538      
918-556 1 Tulsa OK TULSOKTBXHY  538   2026-07-20   
918-556 2 Tulsa OK TULSOKTBXHY  538      
918-556 6 Tulsa OK TULSOKTBXHY  538      
918-556 7 Tulsa OK TULSOKTBXHY  538      
918-556 8 Tulsa OK TULSOKTBXHY  538      
918-558 8 McAlester OK TULSOKTBXHY  538   2018-03-19   
918-570 0 Tahlequah OK TULSOKTBXHY  538   2024-04-06   
918-571 5 Sallisaw OK TULSOKTBXHY  538   2016-09-29   
918-571 7 Sallisaw OK TULSOKTBXHY  538   2016-09-29   
918-578 7 Skiatook OK TULSOKTBXHY  538   2016-04-01   
918-580 8 Bartlesville OK TULSOKTBXHY  538   2024-07-15   
918-600 A Tulsa OK TULSOKTBXHY  538      
918-600 0 Tulsa OK TULSOKTBXHY  538   2015-10-12   
918-600 1 Tulsa OK TULSOKTBXHY  538   2015-10-12   
918-600 2 Tulsa OK TULSOKTBXHY  538   2015-10-12   
918-600 6 Tulsa OK TULSOKTBXHY  538   2015-10-12   
918-601 A Nowata OK TULSOKTBXHY  538      
918-601 2 Nowata OK TULSOKTBXHY  538   2016-09-29   
918-601 3 Nowata OK TULSOKTBXHY  538   2016-09-29   
918-601 4 Nowata OK TULSOKTBXHY  538   2020-07-13   
918-601 5 Nowata OK TULSOKTBXHY  538   2020-07-13   
918-601 8 Nowata OK TULSOKTBXHY  538   2021-03-04   
918-601 9 Nowata OK TULSOKTBXHY  538   2021-03-04   
918-602 1 Collinsville OK TULSOKTBXHY  538   2020-12-24   
918-602 3 Collinsville OK TULSOKTBXHY  538   2020-12-24   
918-602 8 Collinsville OK TULSOKTBXHY  538   2018-12-03   
918-602 9 Collinsville OK TULSOKTBXHY  538   2018-12-03   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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