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
240-570 0 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
240-570 1 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
240-570 2 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
240-570 3 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
240-570 4 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
240-570 5 Ashton (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 1 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 2 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 3 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 4 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 6 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-205 7 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-307 8 Washington Zone 13 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2020-05-01   
301-612 0 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-612 2 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-05-14   
301-612 4 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-612 5 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-612 7 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-612 8 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-612 9 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-889 1 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-889 3 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-889 4 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2016-09-05   
301-973 4 Washington Zone 14 (Baltimore LATA) MD 321J HD CARRIER LLC 238   2020-05-02   
410-587 3 Arbutus MD 321J HD CARRIER LLC 238   2016-05-14   
410-587 4 Arbutus MD 321J HD CARRIER LLC 238   2016-05-14   
410-587 5 Arbutus MD 321J HD CARRIER LLC 238   2016-05-14   
410-587 6 Arbutus MD 321J HD CARRIER LLC 238   2016-05-14   
443-227 3 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-227 6 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-227 8 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-227 9 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-412 6 Churchville MD 321J HD CARRIER LLC 238   2016-05-14   
443-464 3 Churchville MD 321J HD CARRIER LLC 238   2016-05-14   
443-568 7 Arbutus MD 321J HD CARRIER LLC 238   2020-05-01   
443-661 7 Waterloo MD 321J HD CARRIER LLC 238   2020-05-02   
443-731 7 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-747 6 Port Deposit MD 321J HD CARRIER LLC 238   2016-05-14   
443-755 2 Waterloo MD 321J HD CARRIER LLC 238   2016-05-14   
443-755 4 Waterloo MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 2 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 3 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 4 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 5 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 6 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 7 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 8 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-202 9 Elkton MD 321J HD CARRIER LLC 238   2016-05-14   
667-270 9 Annapolis MD 321J HD CARRIER LLC 238   2020-05-02   
667-399 A Union Bridge MD 321J HD CARRIER LLC 238      

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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