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.

Knoxville, TN

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
865-640 9 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 A KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 0 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 1 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 2 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 3 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 4 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 5 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 6 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 7 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-643 8 KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474   2011-09-17   
865-643 9 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-647 A KNVLTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-647 0   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 1   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 2   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 3   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 4   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 5   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 6   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 7   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 8   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-647 9   9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474   2008-09-14   
865-654 A KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 0 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 1 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 2 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 3 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 4 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 5 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 6 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 7 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 8 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-654 9 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-656 A KNVLTNMADS1  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
865-659 A KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 0 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 1 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 2 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 3 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 4 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 5 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 6 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 7 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 8 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-659 9 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-660 A KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-660 0 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-660 1 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      
865-660 2 KNVLTNMA31Z  6278 UNITED STATES CELLULAR - TN 474      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.