Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
507-966 4 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2020-12-12   
507-966 5 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2020-12-12   
507-966 7 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2020-12-12   
507-966 8 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2020-12-12   
507-966 9 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2020-12-12   
507-970 9 Rochester MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2025-12-12   
507-978 1 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-07-18   
507-978 2 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-07-18   
507-978 3 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-07-18   
507-978 8 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-12-04   
507-978 9 Mankato MN 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2024-12-04   
563-314 A Dorchester IA 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620      
563-317 A South Spring Grove IA 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620      
563-849 8 Hesper IA 6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2021-06-03   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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