Local Calling Guide

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NPA: 983 [Rate centres in NPA 983] [Dial plan for NPA 983]

NXX: 220

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
983-220 A Denver CO   053L TELIMIZE, LLC 656   2025-09-11   
983-220 0 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-10-17   
983-220 1 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-10-17   
983-220 2 Denver CO   053L TELIMIZE, LLC 656   2025-09-11   
983-220 3 Denver CO   053L TELIMIZE, LLC 656   2025-09-11   
983-220 4 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-10-17   
983-220 5 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-10-17   
983-220 6 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-11-12   
983-220 7 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-11-12   
983-220 8 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-11-27   
983-220 9 Denver CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-11-27   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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