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: 876D ONVOY, LLC - MD

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
410-339 1 Towson MD   238   2016-03-31   
410-343 4 Sparks-Glencoe MD   238   2016-03-31   
410-346 0 Silver Run MD   238   2016-04-04   
410-346 1 Silver Run MD   238   2016-03-08   
410-346 3 Silver Run MD   238   2016-04-04   
410-346 9 Silver Run MD   238   2016-03-28   
410-348 1 Still Pond MD   242   2021-03-05   
410-348 7 Still Pond MD   242   2017-04-14   
410-352 0 Bishopville MD   242   2019-03-04   
410-352 8 Bishopville MD   242   2019-03-04   
410-364 4 Hillsboro MD   242   2017-04-13   
410-376 4 Vienna MD   242   2019-03-04   
410-376 5 Vienna MD   242   2018-09-13   
410-376 6 Vienna MD   242   2019-03-04   
410-376 8 Vienna MD   242   2017-04-14   
410-390 0 Ocean City MD   242   2019-03-04   
410-397 5 Wingate MD   242   2018-09-13   
410-397 7 Wingate MD   242   2017-04-14   
410-401 5 Brooklyn Park-Linthicum MD   238   2016-03-30   
410-401 8 Brooklyn Park-Linthicum MD   238   2016-03-24   
410-403 0 Cockeysville MD   238   2016-03-28   
410-403 3 Cockeysville MD   238   2016-03-09   
410-403 4 Cockeysville MD   238   2016-03-28   
410-406 1 Essex MD   238   2016-03-08   
410-406 6 Essex MD   238   2017-06-02   
410-413 3 Pikesville MD   238   2016-03-05   
410-413 7 Pikesville MD   238   2017-06-02   
410-421 7 Severna Park MD   238   2015-08-05   
410-424 6 Glen Burnie MD   238   2015-05-11   
410-425 3 Smith Island MD   242   2019-02-26   
410-425 4 Smith Island MD   242   2019-02-26   
410-425 7 Smith Island MD   242   2017-04-14   
410-429 1 Worthington MD   238   2016-04-11   
410-429 2 Worthington MD   238   2016-04-11   
410-431 0 Severna Park MD   238   2016-03-28   
410-431 2 Severna Park MD   238   2016-04-04   
410-431 3 Severna Park MD   238   2016-04-04   
410-438 8 Sudlersville MD   242   2017-04-14   
410-449 7 Solomons MD   238   2012-10-08   
410-452 3 Cardiff MD   238   2016-04-04   
410-452 6 Cardiff MD   238   2016-04-04   
410-457 3 Darlington MD   238   2012-10-08   
410-469 8 Baltimore MD   238   2015-02-23   
410-489 3 Glenwood MD   238   2016-04-04   
410-498 5 Cockeysville MD   238   2020-07-05   
410-498 6 Cockeysville MD   238   2020-07-05   
410-498 7 Cockeysville MD   238   2020-07-05   
410-498 8 Cockeysville MD   238   2020-07-05   
410-500 9 Baltimore MD   238   2016-03-26   
410-513 5 Parkville MD   238   2016-03-08   

<< 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 >>

Last updated: Mon, 24 May 2021 01:28:43 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.