Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 073H TELNYX LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
442-263 6 Pauma Valley CA   732   2018-07-10   
442-267 8 Victorville: Hesperia DA CA   730   2017-06-02   
442-269 2 Joshua Tree CA   973   2017-04-27   
442-272 9 Inyokern CA   730   2018-06-27   
442-276 0 Pinyon CA   973   2017-04-27   
442-285 0 California City CA   730   2017-08-14   
442-287 1 Oceanside: Carlsbad DA CA   732   2017-03-24   
442-292 0 Victorville: Apple Valley DA CA   730   2017-06-16   
442-293 1 Borrego CA   732   2018-07-10   
442-294 1 Ridgecrest CA   730   2017-06-16   
442-295 3 Barstow: Barstow DA CA   730   2017-06-02   
442-296 1 Crowley Lake CA   730   2018-06-27   
442-298 1 Trona CA   730   2018-06-05   
442-301 8 June Lake CA   730   2018-05-11   
442-302 0 Lucerne Valley CA   730   2019-09-14   
442-312 0 Pine Creek CA   730   2021-02-27   
442-313 0 Havasu Lake CA   730   2020-05-10   
442-318 0 Lee Vining CA   730   2020-11-26   
442-321 2 Homestead Valley CA   973   2017-04-27   
442-326 1 Independence CA   730   2018-05-11   
442-334 A Palm Desert CA PLSPCA196MD  973      
442-334 1 Palm Desert CA   973   2017-06-24   
442-388 1 Desert Center CA   973   2020-11-22   
442-426 0 Wrightwood: Wrightwood DA CA   730   2023-07-01   
442-441 1 Barstow: Yermo DA CA   730   2021-02-27   
442-446 1 California City CA   730   2022-07-11   
442-446 6 California City CA   730   2023-06-07   
442-451 A Yucca Valley CA PLSPCAXGXRZ  973      
442-451 0 Yucca Valley CA   973   2021-08-14   
442-515 A San Marcos CA SNDGCA0255Z  732      
442-515 1 San Marcos CA   732   2017-02-05   
442-522 0 Parker Dam CA   730   2022-06-30   
442-642 0 Newberry CA   730   2021-03-13   
442-744 0 Bridgeport CA   730   2021-02-26   
442-786 0 Blythe CA   730   2020-12-26   
442-900 5 Ocotillo CA   732   2018-07-11   
442-936 8 Wrightwood: Phelan DA CA   730   2018-05-11   
442-946 0 Earp: Lost Lake DA CA   730   2020-10-04   
442-999 8 Escondido CA   732   2017-03-24   
443-218 5 Worthington MD   238   2023-08-12   
443-227 0 Port Deposit MD   238   2017-04-26   
443-232 8 Willards MD   242   2017-09-13   
443-233 8 Vienna MD   242   2017-09-13   
443-238 8 Parkton MD   238   2017-04-26   
443-239 8 Easton MD   242   2017-09-13   
443-247 8 Union Bridge MD   238   2017-04-26   
443-262 7 Centreville MD   242   2017-09-13   
443-329 8 Waterloo (Washington DC LATA) MD   236   2017-04-27   
443-339 0 Sherwood Forest MD   238   2017-04-26   
443-347 8 Cardiff MD   238   2017-04-26   
443-355 0 Ellicott City MD   238   2017-03-14   
443-363 8 Severn MD   238   2017-04-25   
443-383 8 Silver Run MD   238   2017-04-26   
443-396 8 Odenton MD   238   2017-04-26   
443-434 A Federalsburg MD SLBRMDSBWMD  242      
443-434 1 Federalsburg MD   242   2017-09-13   
443-437 8 Pocomoke MD   242   2017-09-13   
443-439 3 Trappe MD   242   2017-09-13   
443-441 3 Glenwood MD   238   2017-04-26   
443-448 9 Denton MD   242   2017-09-13   
443-461 8 Parkville MD   238   2017-03-14   
443-484 1 Edgewood MD   238   2017-03-14   
443-493 9 Delmar MD   242   2017-09-13   
443-526 5 Havre de Grace MD   238   2017-04-26   
443-530 8 Dundalk MD   238   2017-04-25   
443-533 0 Jarrettsville MD   238   2017-04-26   
443-541 7 Cockeysville MD   238   2017-03-14   
443-566 8 Chesapeake City MD   242   2017-09-13   
443-576 9 Randallstown MD   238   2017-04-25   
443-582 0 Churchville MD   238   2017-04-26   
443-585 6 Darlington MD   238   2017-04-26   
443-601 8 Fallston MD   238   2017-04-25   
443-606 8 Fork MD   238   2017-04-25   
443-609 5 Sykesville MD   238   2017-04-26   
443-639 0 Hampstead MD   238   2017-04-26   
443-640 9 Bel Air MD   238   2021-03-04   
443-645 9 Millersville MD   238   2017-04-26   
443-646 9 North Beach MD   238   2017-04-26   
443-647 5 New Windsor MD   238   2017-04-26   
443-650 7 Reisterstown MD   238   2017-04-25   
443-662 6 Sparks-Glencoe MD   238   2017-04-26   
443-666 8 Chestertown MD   242   2017-09-13   
443-727 4 Bishopville MD   242   2017-09-13   
443-729 3 Woodlawn MD   238   2017-04-25   
443-746 9 Easton MD   242   2022-08-01   
443-777 0 Essex MD   238   2017-03-14   
443-888 1 Princess Anne MD   242   2017-09-13   
443-899 4 Waterloo MD   238   2017-04-26   
443-936 0 Elkridge MD   238   2017-04-25   
443-941 3 Elkton MD   238   2021-03-04   
443-947 9 Perryville MD   238   2017-04-26   
443-951 6 Annapolis MD   238   2022-12-26   
443-967 7 North East MD   238   2017-04-26   
443-971 0 Taneytown MD   238   2017-04-26   
443-972 9 Cambridge MD   242   2017-10-19   
443-978 6 Salisbury MD   242   2024-03-31   
445-222 8 Pennsburg PA   228   2018-11-24   
445-263 2 Yardley PA   228   2023-03-05   
445-276 0 Philadelphia Suburban Zone 33 PA   228   2023-04-28   
445-278 0 Philadelphia Suburban Zone 43 PA   228   2023-03-13   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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