Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
815-491 6 Rockford IL 224C ONVOY, LLC 360   2015-02-23   
815-491 8 Rockford IL 224C ONVOY, LLC 360   2016-02-29   
815-566 8 Belvidere IL 224C ONVOY, LLC 360   2018-07-30   
815-569 0 Capron IL 224C ONVOY, LLC 360   2019-09-06   
815-569 5 Capron IL 224C ONVOY, LLC 360   2019-09-06   
815-569 6 Capron IL 224C ONVOY, LLC 360   2018-07-30   
815-580 0 Cherry Valley IL 224C ONVOY, LLC 360   2019-05-04   
815-597 0 Garden Prairie IL 224C ONVOY, LLC 360   2019-09-06   
815-597 2 Garden Prairie IL 224C ONVOY, LLC 360   2019-09-06   
815-597 4 Garden Prairie IL 224C ONVOY, LLC 360   2021-04-02   
815-597 5 Garden Prairie IL 224C ONVOY, LLC 360   2018-07-30   
815-604 A Belvidere IL 224C ONVOY, LLC 360      
815-604 4 Belvidere IL 224C ONVOY, LLC 360   2023-06-05   
815-604 6 Belvidere IL 224C ONVOY, LLC 360   2019-08-31   
815-604 7 Belvidere IL 224C ONVOY, LLC 360   2019-08-31   
815-604 8 Belvidere IL 224C ONVOY, LLC 360   2019-08-30   
815-604 9 Belvidere IL 224C ONVOY, LLC 360   2024-07-15   
815-623 0 Roscoe IL 224C ONVOY, LLC 360   2020-05-21   
815-624 3 Rockton IL 224C ONVOY, LLC 360   2019-09-06   
815-629 3 Shirland IL 224C ONVOY, LLC 360   2021-07-05   
815-629 4 Shirland IL 224C ONVOY, LLC 360   2021-08-12   
815-629 6 Shirland IL 224C ONVOY, LLC 360   2018-08-03   
815-645 0 Stillman Valley IL 224C ONVOY, LLC 360   2019-09-06   
815-645 5 Stillman Valley IL 224C ONVOY, LLC 360   2018-07-30   
815-645 9 Stillman Valley IL 224C ONVOY, LLC 360   2019-09-06   
815-668 A Rockford IL 224C ONVOY, LLC 360      
815-668 0 Rockford IL 224C ONVOY, LLC 360   2009-05-17   
815-706 2 Rockford IL 224C ONVOY, LLC 360   2020-03-14   
815-706 3 Rockford IL 224C ONVOY, LLC 360   2020-03-14   
815-706 4 Rockford IL 224C ONVOY, LLC 360   2020-03-14   
815-706 5 Rockford IL 224C ONVOY, LLC 360   2020-01-15   
815-706 6 Rockford IL 224C ONVOY, LLC 360   2020-01-15   
815-706 7 Rockford IL 224C ONVOY, LLC 360   2020-01-15   
815-765 4 Poplar Grove IL 224C ONVOY, LLC 360   2019-09-06   
815-800 0 Poplar Grove IL 224C ONVOY, LLC 360   2019-01-13   
815-800 2 Poplar Grove IL 224C ONVOY, LLC 360   2021-04-02   
815-800 3 Poplar Grove IL 224C ONVOY, LLC 360   2021-04-02   
815-800 4 Poplar Grove IL 224C ONVOY, LLC 360   2023-09-11   
815-800 5 Poplar Grove IL 224C ONVOY, LLC 360   2018-07-30   
815-885 5 Rock Cut IL 224C ONVOY, LLC 360   2020-08-07   
815-892 2 Stillman Valley IL 224C ONVOY, LLC 360   2021-04-02   
815-912 0 Belvidere IL 224C ONVOY, LLC 360   2019-09-26   
815-957 5 Rockton IL 224C ONVOY, LLC 360   2018-08-03   
815-957 6 Rockton IL 224C ONVOY, LLC 360   2019-09-06   
815-957 9 Rockton IL 224C ONVOY, LLC 360   2021-04-02   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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