Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-999 3 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-999 4 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-05-21   
667-999 5 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-999 6 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-07-27   
667-999 7 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-05-21   
667-999 8 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-05-21   
667-999 9 Elkridge MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2015-05-21   

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Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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