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.

Switch: CACYCOCA4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
719-241 A La Junta CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-312 A Manzanola CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-315 A Canon City CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-316 A Rocky Ford CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-345 A Canon City CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-458 A Canon City CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   
719-826 A Fowler CO 792K CHARTER IP ENABLED SERVICES, LLC 658   2025-01-14   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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