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
240-571 5 Laurel (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-05-22   
240-742 6 Washington Zone 14 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
240-749 6 Laurel (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-15   
240-749 7 Laurel (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-15   
240-759 4 Washington Zone 15 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2022-01-17   
240-759 5 Washington Zone 15 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2022-01-17   
240-759 7 Washington Zone 15 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
240-820 5 Ashton (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-15   
240-820 7 Ashton (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-15   
240-820 8 Ashton (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
240-881 1 Washington Zone 13 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2022-01-20   
240-881 8 Washington Zone 13 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2022-01-20   
301-307 6 Washington Zone 13 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
301-889 2 Washington Zone 14 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-08   
301-970 6 Washington Zone 14 (Baltimore LATA) MD 624H ONVOY SPECTRUM, LLC 238   2021-11-08   
410-210 3 Glen Burnie MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
410-210 8 Glen Burnie MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
410-317 0 Armiger-Gibson Island MD 624H ONVOY SPECTRUM, LLC 238   2022-01-07   
410-317 3 Armiger-Gibson Island MD 624H ONVOY SPECTRUM, LLC 238   2022-01-07   
410-405 3 Fork MD 624H ONVOY SPECTRUM, LLC 238   2021-11-06   
410-405 6 Fork MD 624H ONVOY SPECTRUM, LLC 238   2021-11-06   
410-510 2 Fork MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   
410-510 4 Fork MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   
410-510 6 Fork MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   
410-559 4 Pikesville MD 624H ONVOY SPECTRUM, LLC 238   2021-11-11   
410-660 4 Elkridge MD 624H ONVOY SPECTRUM, LLC 238   2021-11-06   
410-697 2 Millersville MD 624H ONVOY SPECTRUM, LLC 238   2021-11-11   
410-702 1 Reisterstown MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
410-753 5 Pikesville MD 624H ONVOY SPECTRUM, LLC 238   2021-11-11   
410-753 7 Pikesville MD 624H ONVOY SPECTRUM, LLC 238   2021-11-11   
443-228 9 Chase MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-300 4 Sykesville MD 624H ONVOY SPECTRUM, LLC 238   2021-06-26   
443-343 6 Millersville MD 624H ONVOY SPECTRUM, LLC 238   2021-05-22   
443-426 3 Randallstown MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
443-485 2 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2021-12-09   
443-485 3 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2021-11-26   
443-543 7 Arbutus MD 624H ONVOY SPECTRUM, LLC 238   2021-11-26   
443-575 1 Arbutus MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-575 3 Arbutus MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-575 8 Arbutus MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-575 9 Arbutus MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
443-581 5 Chase MD 624H ONVOY SPECTRUM, LLC 238   2021-02-24   
443-582 7 Churchville MD 624H ONVOY SPECTRUM, LLC 238   2021-05-28   
443-584 0 Crofton MD 624H ONVOY SPECTRUM, LLC 238   2021-05-22   
443-590 2 Reisterstown MD 624H ONVOY SPECTRUM, LLC 238   2021-09-10   
443-592 1 Elkridge MD 624H ONVOY SPECTRUM, LLC 238   2022-01-16   
443-592 4 Elkridge MD 624H ONVOY SPECTRUM, LLC 238   2022-01-16   
443-626 1 Chase MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   
443-626 3 Chase MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   
443-626 9 Chase MD 624H ONVOY SPECTRUM, LLC 238   2020-07-08   

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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