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.

OCN: 525E ONVOY, LLC - 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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
865-204 1 Lenoir City TN   474   2025-04-11   
865-204 2 Lenoir City TN   474   2025-04-11   
865-204 9 Lenoir City TN   474   2026-02-20   
865-205 A Loudon TN KNVLTNMA49Z  474   2024-01-15   
865-205 0 Loudon TN KNVLTNMA49Z  474   2016-05-02   
865-205 1 Loudon TN KNVLTNMA49Z  474   2016-05-02   
865-205 2 Loudon TN KNVLTNMA49Z  474   2018-04-02   
865-205 4 Loudon TN KNVLTNMA49Z  474   2016-06-09   
865-205 5 Loudon TN KNVLTNMA49Z  474   2016-06-09   
865-205 6 Loudon TN KNVLTNMA49Z  474   2018-06-11   
865-205 7 Loudon TN KNVLTNMA49Z  474   2018-02-11   
865-205 8 Loudon TN KNVLTNMA49Z  474   2018-07-13   
865-205 9 Loudon TN KNVLTNMA49Z  474   2016-08-08   
865-213 7 West Sweetwater TN KNVLTNMA49Z  474   2016-03-25   
865-213 9 West Sweetwater TN KNVLTNMA49Z  474   2019-06-23   
865-217 0 Bent Creek TN KNVLTNMA49Z  474   2018-07-16   
865-217 1 Bent Creek TN KNVLTNMA49Z  474   2016-04-11   
865-217 2 Bent Creek TN KNVLTNMA49Z  474   2019-03-12   
865-217 3 Bent Creek TN KNVLTNMA49Z  474   2016-06-07   
865-217 4 Bent Creek TN KNVLTNMA49Z  474   2016-06-07   
865-217 7 Bent Creek TN KNVLTNMA49Z  474   2018-03-31   
865-217 8 Bent Creek TN KNVLTNMA49Z  474   2016-03-31   
865-224 5 Kingston TN KNVLTNMA49Z  474   2023-08-11   
865-226 3 Knoxville TN KNVLTNMA49Z  474   2023-11-13   
865-229 9 Greenback TN KNVLTNMA49Z  474   2016-08-08   
865-230 7 Knoxville TN KNVLTNMA49Z  474   2009-07-23   
865-230 8 Knoxville TN   474   2025-05-02   
865-233 1 Maryville TN KNVLTNMA49Z  474   2006-04-17   
865-234 3 Harriman TN KNVLTNMA49Z  474   2016-04-18   
865-234 4 Harriman TN KNVLTNMA49Z  474   2016-04-18   
865-234 9 Harriman TN KNVLTNMA49Z  474   2018-03-16   
865-239 2 Clinton TN   474   2025-04-11   
865-239 3 Clinton TN   474   2026-01-04   
865-239 9 Clinton TN KNVLTNMA49Z  474   2023-09-08   
865-247 A Knoxville TN KNVLTNMA49Z  474   2024-01-15   
865-247 0 Knoxville TN KNVLTNMA49Z  474   2006-05-19   
865-247 8 Knoxville TN KNVLTNMA49Z  474   2025-01-05   
865-249 A Knoxville TN KNVLTNMA49Z  474      
865-249 0 Knoxville TN KNVLTNMA49Z  474   2007-08-31   
865-252 A Knoxville TN   474      
865-252 0 Knoxville TN KNVLTNMA49Z  474   2023-08-14   
865-252 1 Knoxville TN   474   2025-10-12   
865-252 2 Knoxville TN KNVLTNMA49Z  474   2023-11-13   
865-252 3 Knoxville TN KNVLTNMA49Z  474   2023-10-08   
865-252 4 Knoxville TN KNVLTNMA49Z  474   2023-10-08   
865-252 5 Knoxville TN KNVLTNMA49Z  474   2023-10-08   
865-252 6 Knoxville TN KNVLTNMA49Z  474   2023-08-14   
865-252 7 Knoxville TN KNVLTNMA49Z  474   2023-08-14   
865-252 8 Knoxville TN KNVLTNMA49Z  474   2023-08-14   
865-252 9 Knoxville TN KNVLTNMA49Z  474   2023-08-14   

<< 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 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.