Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-301 2 Clear Spring MD 876D ONVOY, LLC - MD 240   2020-08-08   
240-301 3 Clear Spring MD 876D ONVOY, LLC - MD 240   2020-10-17   
240-301 4 Clear Spring MD 876D ONVOY, LLC - MD 240   2020-10-17   
240-301 5 Clear Spring MD 876D ONVOY, LLC - MD 240   2021-03-04   
240-301 7 Clear Spring MD 876D ONVOY, LLC - MD 240   2021-05-21   
240-301 8 Clear Spring MD 876D ONVOY, LLC - MD 240   2021-04-29   
240-307 4 Emmitsburg MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-307 5 Emmitsburg MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-341 5 Buckeystown MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-341 8 Buckeystown MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-343 9 Hancock MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-366 0 Williamsport MD 876D ONVOY, LLC - MD 240   2016-09-13   
240-366 2 Williamsport MD 876D ONVOY, LLC - MD 240   2016-09-13   
240-410 1 Cumberland MD 876D ONVOY, LLC - MD 240   2021-05-21   
240-410 5 Cumberland MD 876D ONVOY, LLC - MD 240   2021-07-11   
240-410 6 Cumberland MD 876D ONVOY, LLC - MD 240   2021-07-11   
240-442 4 Oakland MD 876D ONVOY, LLC - MD 240   2024-03-14   
240-442 9 Oakland MD 876D ONVOY, LLC - MD 240   2020-06-04   
240-451 A Thurmont MD 876D ONVOY, LLC - MD 240      
240-451 8 Thurmont MD 876D ONVOY, LLC - MD 240   2016-10-02   
240-451 9 Thurmont MD 876D ONVOY, LLC - MD 240   2016-10-02   
240-488 3 Oakland MD 876D ONVOY, LLC - MD 240   2016-09-13   
240-488 5 Oakland MD 876D ONVOY, LLC - MD 240   2016-09-13   
240-549 5 Frederick MD 876D ONVOY, LLC - MD 240   2017-11-11   
240-549 6 Frederick MD 876D ONVOY, LLC - MD 240   2017-11-11   
240-569 5 Flintstone MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-569 8 Flintstone MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-574 2 Friendsville MD 876D ONVOY, LLC - MD 240   2023-02-24   
240-574 4 Friendsville MD 876D ONVOY, LLC - MD 240   2021-04-02   
240-574 5 Friendsville MD 876D ONVOY, LLC - MD 240   2021-04-02   
240-589 0 McCoole MD 876D ONVOY, LLC - MD 240   2020-06-04   
240-589 5 McCoole MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-589 7 McCoole MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-591 3 Hagerstown MD 876D ONVOY, LLC - MD 240   2022-10-16   
240-594 5 Bittinger MD 876D ONVOY, LLC - MD 240   2020-06-04   
240-594 8 Bittinger MD 876D ONVOY, LLC - MD 240   2019-04-04   
240-594 9 Bittinger MD 876D ONVOY, LLC - MD 240   2019-04-04   
240-617 1 Highfield MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-617 2 Highfield MD 876D ONVOY, LLC - MD 240   2016-09-12   
240-617 3 Highfield MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-617 4 Highfield MD 876D ONVOY, LLC - MD 240   2020-01-06   
240-617 5 Highfield MD 876D ONVOY, LLC - MD 240   2021-03-04   
240-647 5 Clear Spring MD 876D ONVOY, LLC - MD 240   2020-01-05   
240-647 9 Clear Spring MD 876D ONVOY, LLC - MD 240   2020-01-05   
240-648 9 Keedysville MD 876D ONVOY, LLC - MD 240   2021-04-29   
240-649 5 Smithsburg MD 876D ONVOY, LLC - MD 240   2021-05-21   
240-649 7 Smithsburg MD 876D ONVOY, LLC - MD 240   2021-04-29   
240-649 9 Smithsburg MD 876D ONVOY, LLC - MD 240   2021-04-29   
240-655 A Kitzmiller MD 876D ONVOY, LLC - MD 240      
240-655 5 Kitzmiller MD 876D ONVOY, LLC - MD 240   2018-02-16   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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