Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-590 A Washington Zone 12 MD   5562 METRO PCS, INC. 236   2018-05-31   
240-590 0 Washington Zone 12 MD   964H BARR TELL USA, INC. 236   2018-06-01   
240-590 1 Washington Zone 12 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-07-06   
240-590 2 Washington Zone 12 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-07-06   
240-590 3 Washington Zone 12 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2018-07-06   
240-590 4 Washington Zone 12 MD   5562 METRO PCS, INC. 236   2019-08-03   
240-590 7 Washington Zone 12 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2019-07-30   
240-590 8 Washington Zone 12 MD   2593 CORE COMMUNICATIONS, INC. - MD 236   2019-07-30   
240-590 9 Washington Zone 12 MD   5562 METRO PCS, INC. 236   2018-05-31   

Last updated: Sat, 14 Sep 2019 01:44:23 UTC

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