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.

Switch: APPLWI01XEX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-944 5 Appleton WI 5562 METROPCS, INC. 350   2010-10-06   
920-944 7 Appleton WI 5562 METROPCS, INC. 350   2013-11-01   
920-961 2 Appleton WI 6529 T-MOBILE USA, INC. 350   2024-08-23   
920-961 6 Appleton WI 6529 T-MOBILE USA, INC. 350   2024-08-02   
920-961 7 Appleton WI 6529 T-MOBILE USA, INC. 350   2024-08-02   
920-961 8 Appleton WI 6529 T-MOBILE USA, INC. 350   2024-08-02   
920-961 9 Appleton WI 6529 T-MOBILE USA, INC. 350   2024-08-02   
920-977 A Green Bay WI 5562 METROPCS, INC. 350      
920-977 9 Green Bay WI 5562 METROPCS, INC. 350   2019-01-27   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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