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: SPRTWIXA4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
608-503 A Cashton WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-503 1 Cashton WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-614 A Ontario WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-614 1 Ontario WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-652 A Norwalk WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-652 1 Norwalk WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-660 A Wilton WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-660 1 Wilton WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      
608-855 2 Sparta WI 983F MCC TELEPHONY OF THE MIDWEST, LLC - WI 354      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.