Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 572 [Rate centres in NPA 572] [Dial plan for NPA 572]

NXX: 271

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
572-271 A Oklahoma City OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2025-07-31   
572-271 6 Oklahoma City OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2025-07-31   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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