Local Calling Guide

Area code/prefix search

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NPA: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-308 A Fort Atkinson WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356      
920-308 0 Fort Atkinson WI MILWWIAUX6Y  073H TELNYX LLC 356   2017-05-12   
920-308 1 Fort Atkinson WI MILXWIJIGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 356   2019-12-23   
920-308 2 Fort Atkinson WI MILWWIAUDS2  227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2020-05-31   
920-308 3 Fort Atkinson WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-04-08   
920-308 4 Fort Atkinson WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-04-08   
920-308 5 Fort Atkinson WI MILWWIAUDS1  225C ONVOY, LLC - WI 356   2021-04-08   
920-308 6 Fort Atkinson WI MILWWIHEVMD  7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 356   2017-05-11   
920-308 7 Fort Atkinson WI MILWWI12XTX  624H ONVOY SPECTRUM, LLC 356   2021-06-25   
920-308 8 Fort Atkinson WI MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356   2021-10-15   
920-308 9 Fort Atkinson WI   5562 METROPCS, INC. 356   2025-03-30   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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