Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 478J NUSO, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
202-967 A Washington Zone 1 DC ARTNVAARXGY  236      
202-967 1 Washington Zone 1 DC ARTNVAARXGY  236   2020-11-08   
205-460 0 Birmingham AL BRHMALMTYDX  476   2024-01-17   
206-230 1 Seattle WA STTLWAWB20Z  674   2024-01-03   
206-230 2 Seattle WA STTLWAWB20Z  674   2024-01-03   
206-493 4 Seattle WA STTLWAWB20Z  674   2024-04-08   
206-493 6 Seattle WA STTLWAWB20Z  674   2024-04-08   
206-506 2 Seattle WA STTLWAWB20Z  674   2024-07-01   
206-516 1 Seattle WA STTLWAWB20Z  674   2024-07-01   
206-594 A Seattle WA STTLWAWB20Z  674      
206-594 1 Seattle WA STTLWAWB20Z  674   2020-06-20   
206-925 0 Seattle WA STTLWAWB20Z  674   2024-07-01   
206-925 2 Seattle WA STTLWAWB20Z  674   2024-07-01   
207-501 A Berwick ME PTLDMEFO20Z  120      
208-517 A Cottonwood ID SPKNWA01XGY  676      
208-517 1 Cottonwood ID SPKNWA01XGY  676   2020-10-26   
208-517 2 Cottonwood ID SPKNWA01XGY  676   2024-01-04   
208-617 A Boise ID BOISIDMAXKY  652      
208-617 1 Boise ID BOISIDMAXKY  652   2020-10-27   
208-998 A Tygee Valley ID CHYNWYMAXKX  654      
208-998 1 Tygee Valley ID CHYNWYMAXKX  654   2020-10-27   
208-998 6 Tygee Valley ID CHYNWYMAXKX  654   2024-01-04   
208-998 7 Tygee Valley ID CHYNWYMAXKX  654   2024-01-04   
210-759 5 San Antonio TX SNANTXCA89Z  566   2023-11-26   
210-759 6 San Antonio TX SNANTXCA89Z  566   2023-11-26   
210-898 A San Antonio TX SNANTXCA89Z  566      
210-898 1 San Antonio TX SNANTXCA89Z  566   2020-10-27   
213-936 A Los Angeles: DA 01 CA LSANCARCYEX  730   2025-01-04   
213-936 1 Los Angeles: DA 01 CA LSANCARCYEX  730   2025-01-04   
216-340 A Cleveland OH CLEVOH6208Z  320      
216-340 1 Cleveland OH CLEVOH6208Z  320   2020-09-03   
216-427 4 Cleveland OH CLEVOH6208Z  320   2023-12-03   
216-427 5 Cleveland OH CLEVOH6208Z  320   2023-12-03   
216-528 2 Cleveland OH CLEVOH6208Z  320   2024-07-07   
216-528 3 Cleveland OH CLEVOH6208Z  320   2024-07-07   
216-546 0 Cleveland OH CLEVOH6208Z  320   2024-10-02   
216-546 1 Cleveland OH CLEVOH6208Z  320   2024-10-02   
216-546 2 Cleveland OH CLEVOH6208Z  320   2024-10-02   
218-608 A Duluth MN DLTHMNMEX0Y  624      
218-608 2 Duluth MN DLTHMNMEX0Y  624   2021-11-29   
218-771 A Grand Rapids MN   624   2025-03-17   
218-771 1 Grand Rapids MN   624   2025-03-17   
219-338 3 Cedar Lake IN CHCGILWBXSZ  358   2023-12-29   
219-338 4 Cedar Lake IN CHCGILWBXSZ  358   2023-12-29   
219-587 0 Cedar Lake IN CHCGILWBXSZ  358   2020-10-11   
223-237 A Harrisburg City Zone-1 PA HRBGPAHAXAX  226      
223-237 1 Harrisburg City Zone-1 PA HRBGPAHAXAX  226   2020-10-24   
225-536 A Baton Rouge LA   492   2025-03-17   
225-536 1 Baton Rouge LA   492   2025-03-17   
227-233 1 Washington Zone 2 MD ARTNVAARXGY  236   2024-06-17   
227-233 2 Washington Zone 2 MD ARTNVAARXGY  236   2024-06-17   
227-233 3 Washington Zone 2 MD ARTNVAARXGY  236   2024-06-17   
228-262 A Biloxi MS BILXMSMAYMD  484      
228-262 1 Biloxi MS BILXMSMAYMD  484   2020-11-19   
229-461 3 Albany GA ALBYGAMAXAY  444   2024-06-13   
229-461 9 Albany GA ALBYGAMAXAY  444   2024-06-13   
229-496 3 Albany GA ALBYGAMAXAY  444   2024-10-14   
229-499 6 Albany GA ALBYGAMAXAY  444   2024-10-14   
229-501 A Albany GA ALBYGAMAXAY  444      
229-501 2 Albany GA ALBYGAMAXAY  444   2021-12-24   
229-647 A Albany GA   444      
229-647 7 Albany GA ALBYGAMAXAY  444   2024-10-14   
229-895 9 Albany GA ALBYGAMAXAY  444   2023-12-01   
234-280 A Akron OH AKRNOH2535Z  325      
234-280 1 Akron OH AKRNOH2535Z  325   2020-10-27   
234-328 A Youngstown OH YNTWOH78XIX  322      
234-328 2 Youngstown OH YNTWOH78XIX  322   2021-11-28   
234-328 6 Youngstown OH YNTWOH78XIX  322   2024-10-18   
234-370 2 Youngstown OH   322   2025-06-27   
234-377 5 Akron OH AKRNOH2535Z  325   2023-12-03   
234-377 6 Akron OH AKRNOH2535Z  325   2023-12-03   
234-398 1 Akron OH AKRNOH2535Z  325   2024-07-13   
234-398 2 Akron OH AKRNOH2535Z  325   2024-07-13   
234-398 3 Akron OH AKRNOH2535Z  325   2024-07-13   
234-877 A Niles OH   322   2025-02-28   
234-877 2 Niles OH YNTWOH02XAX  322   2024-12-09   
234-902 2 Youngstown OH YNTWOH78XIX  322   2024-10-18   
239-342 A Fort Myers FL FTMYFLXAXWZ  93902      
239-342 1 Fort Myers FL FTMYFLXAXWZ  93902   2020-10-27   
240-673 9 Washington Zone 2 MD ARTNVAARXGY  236   2020-10-04   
240-726 A Washington Zone 4 MD ARTNVAARXGY  236      
240-726 1 Washington Zone 4 MD ARTNVAARXGY  236   2020-10-27   
240-735 A Brunswick MD FRDRMDFRXUX  240      
240-735 1 Brunswick MD FRDRMDFRXUX  240   2020-10-27   
240-742 A Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXKX  238      
240-742 1 Washington Zone 14 (Baltimore LATA) MD BLTMMDCHXKX  238   2021-01-21   
251-335 A Melvin AL JCSNMSCP68Z  482      
251-335 1 Melvin AL JCSNMSCP68Z  482   2020-11-08   
251-349 7 Mobile AL MOBLAL35YMD  480   2024-10-18   
251-381 A Mobile AL MOBLAL35YMD  480      
251-381 2 Mobile AL MOBLAL35YMD  480   2022-02-04   
251-469 9 Mobile AL MOBLAL35YMD  480   2024-11-05   
251-506 A Fairhope AL   480   2025-06-13   
251-506 1 Fairhope AL   480   2025-06-13   
252-540 A Greenville NC GNVLNCXBAMD  951      
252-540 2 Greenville NC GNVLNCXBAMD  951   2022-02-03   
252-691 A Knotts Island NC NRFLVABSX8X  252      
252-691 1 Knotts Island NC NRFLVABSX8X  252   2020-10-27   
252-709 1 Knotts Island NC NRFLVABSX8X  252   2023-12-02   
254-362 A Waco TX WACOTX01XJY  556      

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Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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