Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 0983 CAMBRIDGE TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
309-521 A Andover IL CMBRILXDDS0  634      
309-522 A Osco IL CMBRILXDDS0  634      
309-937 A Cambridge IL CMBRILXDDS0  634      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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