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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Herrin, IL

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
730-271 0 CRDLILXEX8X  224C ONVOY, LLC 362   2026-05-30   
730-271 1 CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2025-11-13   
730-271 2 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-08-09   
730-271 3 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-08-09   
730-271 4 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-08-09   
730-271 5 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-08-09   
730-271 6 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-08-09   
730-271 7 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-06-20   
730-271 8 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-06-20   
730-271 9 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-06-20   
730-284 A CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 0 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 1 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 2 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 3 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 4 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 5 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 6 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 7 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 8 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-284 9 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2025-12-19   
730-288 A CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 0 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 1 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 2 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 3 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 4 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 5 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 6 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 7 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 8 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-288 9 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 A CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 0 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 1 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 2 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 3 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 4 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 5 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 6 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 7 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 8 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-289 9 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-290 A CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-290 0 CRDLILXEX4Y  145J TERRA NOVA TELECOM INC. 362   2026-01-13   
730-290 7 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-03-28   
730-290 8 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   
730-290 9 CRDLILABWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 362   2026-01-09   

<< 1 2 3

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.