Local Calling Guide

Area code/prefix search

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NPA: 770 [Rate centres in NPA 770] [Dial plan for NPA 770]

NXX: 307

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
770-307 A Winder GA WNDRGAXAPS0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 0 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 1 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 2 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 3 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 4 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 5 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      
770-307 6 Winder GA NRCSGAJTG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 438      
770-307 7 Winder GA NRCSGAJTG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 438      
770-307 8 Winder GA NRCSGAJTG05  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 438      
770-307 9 Winder GA WNDRGAXARP0  4332 WINDSTREAM GEORGIA COMMUNICATIONS CORP. 438      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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