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: 939H COMMIO, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
629-252 2 Franklin TN NSVNTNGN1MD  470   2022-11-06   
629-252 5 Franklin TN NSVNTNGN1MD  470   2022-08-12   
629-283 0 White House TN NSVNTNGN1MD  470   2022-12-11   
629-285 A Nashville TN NSVNTNGN1MD  470      
629-285 0 Nashville TN NSVNTNGN1MD  470   2023-01-05   
629-285 1 Nashville TN NSVNTNGN1MD  470   2023-01-05   
629-285 2 Nashville TN NSVNTNGN1MD  470   2023-01-05   
629-305 A Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 0 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 1 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 2 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 3 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 4 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 5 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-305 6 Nashville TN NSVNTNGN1MD  470   2024-03-14   
629-306 A Lebanon TN NSVRTN960MD  470   2024-03-14   
629-306 0 Lebanon TN NSVNTNGN1MD  470   2024-03-14   
629-306 1 Lebanon TN NSVNTNGN1MD  470   2024-03-14   
629-306 2 Lebanon TN NSVNTNGN1MD  470   2024-03-14   
629-306 3 Lebanon TN NSVNTNGN1MD  470   2024-03-14   
629-345 0 Smyrna TN NSVNTNGN1MD  470   2022-08-12   
629-348 5 Fairview TN NSVNTNGN1MD  470   2022-12-11   
629-543 1 Murfreesboro TN NSVNTNGN1MD  470   2022-08-12   
629-600 8 Lebanon TN NSVLTNMT83Z  470   2021-09-16   
629-600 9 Lebanon TN NSVLTNMT83Z  470   2021-09-16   
629-758 1 Dickson TN NSVNTNGN1MD  470   2021-06-11   
629-758 2 Dickson TN NSVNTNGN1MD  470   2021-06-11   
629-758 3 Dickson TN NSVNTNGN1MD  470   2021-06-11   
629-758 4 Dickson TN NSVNTNGN1MD  470   2021-06-11   
629-758 9 Dickson TN NSVNTNGN1MD  470   2021-06-11   
629-867 A Nashville TN NSVNTNGN1MD  470      
629-867 5 Nashville TN NSVNTNGN1MD  470   2017-07-17   
629-966 1 Ashland City TN NSVNTNGN1MD  470   2022-12-04   
630-568 1 Oak Brook IL CHCGILWUKMD  358   2021-10-14   
630-568 7 Oak Brook IL CHCGILWUKMD  358   2021-10-14   
631-571 3 Orient NY NYCMNYZRMMD  132   2022-04-04   
631-658 8 East Hampton NY NYCMNYZRMMD  132   2024-02-18   
631-966 2 Brentwood NY NYCMNYZRMMD  132   2022-11-07   
631-984 8 Deer Park NY NYCMNYZRMMD  132   2022-09-29   
636-214 0 Chesterfield MO STLSMOGZ8MD  520   2022-09-26   
636-238 9 Manchester MO STLSMOGZ8MD  520   2021-10-16   
636-337 9 De Soto MCA5 MO STLSMOGZ8MD  520   2023-09-07   
636-341 0 Festus-Crystal City MO STLSMOGZ8MD  520   2022-09-24   
636-347 5 De Soto MO STLSMOGZ8MD  520   2023-09-07   
636-347 8 De Soto MO STLSMOGZ8MD  520   2023-09-07   
636-354 0 Harvester MO STLSMOGZ8MD  520   2021-10-16   
636-354 1 Harvester MO STLSMOGZ8MD  520   2021-10-16   
636-354 2 Harvester MO STLSMOGZ8MD  520   2021-10-16   
636-354 4 Harvester MO STLSMOGZ8MD  520   2021-10-16   
636-557 0 Manchester MO STLSMOGZ8MD  520   2021-10-16   
636-557 8 Manchester MO STLSMOGZ8MD  520   2021-10-16   
636-557 9 Manchester MO STLSMOGZ8MD  520   2021-10-16   
636-565 2 De Soto MO STLSMOGZ8MD  520   2023-09-07   
636-565 7 De Soto MO STLSMOGZ8MD  520   2023-09-07   
636-630 A O'Fallon MO STLSMOWQ4MD  520      
636-630 0 O'Fallon MO STLSMOWQ4MD  520   2022-07-21   
636-635 2 Cedar Hill MO STLSMOGZ8MD  520   2022-12-08   
636-674 4 Antonia MO STLSMOGZ8MD  520   2022-12-08   
636-764 1 Fenton MO STLSMOGZ8MD  520   2022-09-26   
636-925 4 St Charles MO STLSMOGZ8MD  520   2022-08-11   
640-205 1 Tuckerton NJ PSVLNJPLX1Z  220   2022-10-21   
640-213 0 Barnegat NJ PSVLNJPLX1Z  220   2021-10-24   
640-213 1 Barnegat NJ PSVLNJPLX1Z  220   2021-10-24   
640-213 2 Barnegat NJ PSVLNJPLX1Z  220   2021-10-24   
640-213 3 Barnegat NJ PSVLNJPLX1Z  220   2021-10-24   
640-227 2 Wildwood NJ PSVLNJPLX1Z  220   2022-08-27   
640-235 1 Lawrenceville NJ CMDNNJCEX1Z  222   2023-10-02   
640-235 2 Lawrenceville NJ CMDNNJCEX1Z  222   2023-10-02   
640-235 3 Lawrenceville NJ CMDNNJCEX1Z  222   2023-10-02   
640-235 4 Lawrenceville NJ CMDNNJCEX1Z  222   2023-10-02   
640-235 5 Lawrenceville NJ CMDNNJCEX1Z  222   2023-10-02   
640-266 0 Burlington NJ CMDNNJCEX1Z  222   2021-10-11   
640-266 1 Burlington NJ CMDNNJCEX1Z  222   2021-10-11   
640-266 3 Burlington NJ CMDNNJCEX1Z  222   2021-10-11   
640-614 6 Egg Harbor NJ PSVLNJPLX1Z  220   2022-11-21   
640-867 A Princeton NJ CMDNNJ213MD  222      
640-867 5 Princeton NJ CMDNNJ213MD  222   2022-12-19   
640-867 6 Princeton NJ CMDNNJ213MD  222   2022-12-19   
640-867 7 Princeton NJ CMDNNJ213MD  222   2022-12-19   
641-210 3 Mason City IA DESMIADTOMD  632   2023-05-07   
641-359 A Iowa Falls IA DESMIADTOMD  632      
641-359 0 Iowa Falls IA DESMIADTOMD  632   2023-11-17   
641-359 1 Iowa Falls IA DESMIADTOMD  632   2023-11-17   
641-359 2 Iowa Falls IA DESMIADTOMD  632   2023-11-17   
641-359 3 Iowa Falls IA DESMIADTOMD  632   2023-11-17   
641-359 4 Iowa Falls IA DESMIADTOMD  632   2023-11-17   
646-949 A New York City Zone 01 NY NYCMNYZRMMD  132      
646-949 0 New York City Zone 01 NY NYCMNYZRMMD  132   2017-05-14   
650-247 A Woodside CA SNJUCACL4MD  722   2024-03-03   
650-247 0 Woodside CA SNJUCACL4MD  722   2024-03-03   
650-247 1 Woodside CA SNJUCACL4MD  722   2024-03-03   
650-262 8 Pescadero CA SNJUCACL4MD  722   2022-11-10   
650-442 9 South San Francisco CA SNJUCACL4MD  722   2022-11-27   
650-507 2 Palo Alto CA SNJUCACL4MD  722   2022-07-16   
650-563 0 Moss Beach CA SNJUCACL4MD  722   2022-07-16   
650-748 9 La Honda CA SNJUCACL4MD  722   2022-07-16   
650-751 2 Woodside CA SNJUCACL4MD  722   2023-08-20   
650-751 3 Woodside CA SNJUCACL4MD  722   2023-08-20   
650-751 4 Woodside CA SNJUCACL4MD  722   2023-08-20   
650-751 5 Woodside CA SNJUCACL4MD  722   2023-08-20   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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