Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2593 CORE COMMUNICATIONS, INC.- MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-622 4 La Plata MD DMSCMDAGGT0  236   2019-03-29   
240-622 6 La Plata MD DMSCMDAGGT0  236   2019-03-29   
240-622 7 La Plata MD DMSCMDAGGT0  236   2019-03-29   
240-624 1 Washington Zone 13 MD   236   2018-10-23   
240-627 5 Washington Zone 11 MD   236   2018-10-24   
240-628 A Mechanicsville MD CHCHMDBEPS0  236   2024-01-16   
240-628 0 Mechanicsville MD   236   2018-08-02   
240-628 1 Mechanicsville MD   236   2018-08-02   
240-628 2 Mechanicsville MD   236   2018-08-02   
240-633 4 Hughesville MD   236   2019-03-29   
240-633 5 Hughesville MD   236   2019-04-30   
240-634 A Ridge MD CHCHMDBEPS0  236   2024-01-16   
240-634 0 Ridge MD   236   2018-08-02   
240-634 1 Ridge MD   236   2018-08-02   
240-634 2 Ridge MD   236   2018-08-02   
240-634 4 Ridge MD ARTNVAARXJY  236   2019-07-30   
240-634 5 Ridge MD ARTNVAARXJY  236   2019-07-30   
240-634 6 Ridge MD ARTNVAARXJY  236   2019-03-29   
240-634 7 Ridge MD   236   2019-03-29   
240-635 A Tompkinsville MD CHCHMDBEPS0  236   2024-01-16   
240-635 0 Tompkinsville MD   236   2018-08-02   
240-635 1 Tompkinsville MD   236   2018-08-02   
240-635 2 Tompkinsville MD   236   2018-08-02   
240-635 4 Tompkinsville MD ARTNVAARXJY  236   2019-04-30   
240-635 5 Tompkinsville MD ARTNVAARXJY  236   2019-04-30   
240-635 6 Tompkinsville MD ARTNVAARXJY  236   2019-04-30   
240-635 7 Tompkinsville MD ARTNVAARXJY  236   2019-04-30   
240-637 A Washington Zone 3 MD CHCHMDBEPS0  236   2024-01-16   
240-637 0 Washington Zone 3 MD   236   2018-08-02   
240-637 1 Washington Zone 3 MD   236   2018-08-02   
240-637 2 Washington Zone 3 MD   236   2018-08-02   
240-637 3 Washington Zone 3 MD   236   2018-10-23   
240-637 9 Washington Zone 3 MD   236   2018-10-23   
240-639 A Laurel MD CHCHMDBEPS0  236   2024-01-16   
240-639 0 Laurel MD   236   2018-07-23   
240-639 1 Laurel MD   236   2018-07-23   
240-639 7 Laurel MD   236   2018-07-23   
240-642 2 Washington Zone 10 MD   236   2019-04-29   
240-642 4 Washington Zone 10 MD   236   2019-04-29   
240-642 5 Washington Zone 10 MD   236   2019-04-29   
240-642 6 Washington Zone 10 MD   236   2019-04-29   
240-642 7 Washington Zone 10 MD   236   2019-04-29   
240-647 A Clear Spring MD HGTWMD53DS0  240      
240-647 0 Clear Spring MD   240   2018-08-02   
240-647 1 Clear Spring MD   240   2018-08-02   
240-647 2 Clear Spring MD   240   2018-08-02   
240-647 4 Clear Spring MD MTARMDSDGT0  240   2019-03-28   
240-647 6 Clear Spring MD FRDRMDFRPS0  240   2019-07-31   
240-647 7 Clear Spring MD MTARMDSDGT0  240   2019-03-28   
240-647 8 Clear Spring MD FRDRMDFRPS0  240   2019-07-31   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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