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: KGPTTNXADS0

Remotes:

Switch Switch name Switch type
CHHLTNXARS0  CHURCH HILL  RSC 
FLBRTNXARS0  FALL BRANCH  RSC 
GTCYVAXARS0  GATE CITY  RSC 
KGPTTNXCRS0  KINGSPORT  RSC 
MDWYTNXARS0  MIDWAY (SULLIVAN)  RSC 
SLGRTNXARS0  SULLIVAN GARDENS  RLC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-225 A Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 0 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 1 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 2 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 4 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 7 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 8 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
276-225 9 Morrison City VA 4511 UNITED TELEPHONE-SOUTHEAST-VA DBA CENTURYLINK-VA 956      
423-224 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-229 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-230 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-245 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-246 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-247 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-378 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 2 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 3 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 4 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 5 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 6 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-390 7 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-392 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-408 7 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956   2010-08-31   
423-578 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 1 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 2 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 3 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 5 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 6 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 8 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-578 9 Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      
423-857 A Kingsport TN 4510 UNITED TELEPHONE-SOUTHEAST-TN DBA CENTURYLINK - TN 956      

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

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