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: VINNVACBDS0

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-219 4 Ridge MD 876D ONVOY, LLC - MD 236   2020-07-04   
240-219 5 Ridge MD 876D ONVOY, LLC - MD 236   2018-09-13   
240-219 6 Ridge MD 876D ONVOY, LLC - MD 236   2020-07-04   
240-219 7 Ridge MD 876D ONVOY, LLC - MD 236   2016-03-14   
240-219 8 Ridge MD 876D ONVOY, LLC - MD 236   2016-03-14   
240-219 9 Ridge MD 876D ONVOY, LLC - MD 236   2015-06-27   
240-220 2 Poolesville MD 876D ONVOY, LLC - MD 236   2021-12-23   
240-220 3 Poolesville MD 876D ONVOY, LLC - MD 236   2021-07-12   
240-221 5 Washington Zone 11 MD 876D ONVOY, LLC - MD 236   2016-10-01   
240-221 6 Washington Zone 11 MD 876D ONVOY, LLC - MD 236   2016-10-01   
240-222 1 Waldorf MD 876D ONVOY, LLC - MD 236   2020-08-09   
240-222 5 Waldorf MD 876D ONVOY, LLC - MD 236   2020-08-09   
240-222 6 Waldorf MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-222 7 Waldorf MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-222 8 Waldorf MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-232 4 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-244 4 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2008-10-05   
240-245 2 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2012-10-07   
240-248 3 Ridge MD 876D ONVOY, LLC - MD 236   2021-07-12   
240-249 4 Mechanicsville MD 876D ONVOY, LLC - MD 236   2016-03-14   
240-249 7 Mechanicsville MD 876D ONVOY, LLC - MD 236   2016-03-14   
240-255 3 Poolesville MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-261 A Gaithersburg MD 876D ONVOY, LLC - MD 236      
240-261 0 Gaithersburg MD 876D ONVOY, LLC - MD 236   2016-02-25   
240-261 1 Gaithersburg MD 876D ONVOY, LLC - MD 236   2016-02-25   
240-261 2 Gaithersburg MD 876D ONVOY, LLC - MD 236   2016-02-25   
240-261 5 Gaithersburg MD 876D ONVOY, LLC - MD 236   2017-05-18   
240-266 5 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-266 8 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-266 9 Washington Zone 14 MD 876D ONVOY, LLC - MD 236   2020-04-30   
240-269 2 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-269 3 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-269 4 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-09-24   
240-269 5 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-12-23   
240-269 6 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-12-23   
240-269 7 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2021-12-23   
240-270 0 Waldorf MD 876D ONVOY, LLC - MD 236   2015-07-06   
240-270 5 Waldorf MD 876D ONVOY, LLC - MD 236   2012-10-07   
240-289 5 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-289 6 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-289 7 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-289 8 Washington Zone 6 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-290 5 Washington Zone 11 MD 876D ONVOY, LLC - MD 236   2020-07-04   
240-303 3 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2012-10-07   
240-303 5 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-303 6 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-303 7 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-303 8 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2020-06-11   
240-318 7 Washington Zone 16 MD 876D ONVOY, LLC - MD 236   2016-03-11   
240-326 5 Washington Zone 15 MD 876D ONVOY, LLC - MD 236   2021-07-12   

<< 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 >>

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.