Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 210 [Rate centres in NPA 210] [Dial plan for NPA 210]

NXX: 556

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
210-556 A San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-556 0 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2011-02-14   
210-556 1 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2011-02-14   
210-556 2 San Antonio TX SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2011-12-30   
210-556 3 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2011-02-14   
210-556 4 San Antonio TX SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2011-12-30   
210-556 5 San Antonio TX SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566   2012-01-13   
210-556 6 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-02-06   
210-556 7 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-02-06   
210-556 8 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-02-06   
210-556 9 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-02-06   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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