Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Ayer, MA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
978-757 0 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-757 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   
978-757 3   145J TERRA NOVA TELECOM INC. 128   2025-10-05   
978-757 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2002-03-04   
978-757 5 SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2016-01-01   
978-757 6   829J PAETEC ITEL, LLC 128      
978-757 7 BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
978-757 8 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
978-757 9 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-08-01   
978-772 A AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-784 A AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-784 1 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-784 2 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-784 3 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-784 4   145J TERRA NOVA TELECOM INC. 128   2023-02-16   
978-784 5   829J PAETEC ITEL, LLC 128      
978-784 7 LWRNMACAX5X  8468 FREEDOM RING COMMUNICATIONS, LLC 128   2010-01-15   
978-784 8 SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128   2022-03-19   
978-784 9 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-796 A AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-796 0 SOVLMAABDMD  490J BOOST SUBSCRIBERCO L.L.C. 128   2024-06-13   
978-796 1 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-796 2 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-796 3 AYERMAPLDS0  9102 VERIZON NEW ENGLAND INC. 128      
978-796 5 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2012-04-13   
978-796 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-07   
978-796 7 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-01-15   
978-796 8   515J IP HORIZON LLC 128   2015-10-26   
978-796 9   515J IP HORIZON LLC 128   2016-07-01   
978-862 A   829J PAETEC ITEL, LLC 128      
978-862 0   829J PAETEC ITEL, LLC 128      
978-862 1   829J PAETEC ITEL, LLC 128      
978-862 2   829J PAETEC ITEL, LLC 128      
978-862 3   829J PAETEC ITEL, LLC 128      
978-862 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-07   
978-862 5   829J PAETEC ITEL, LLC 128   2013-08-15   
978-862 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-23   
978-862 7 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-23   
978-862 8 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-03-03   
978-862 9   829J PAETEC ITEL, LLC 128      

<< 1 2

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.