Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-231 A Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 0 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 1 Quincy IL JCVLILXCQMD  6529 T-MOBILE USA, INC. 376   2011-07-15   
217-231 2 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 3 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 4 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 5 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 6 Quincy IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 376   2025-05-17   
217-231 8 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      
217-231 9 Quincy IL QNCYILQYDS0  9329 ILLINOIS BELL TEL CO 376      

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

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