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.

Switch: BSTPMALLDS3

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
978-593 1 Athol (Franklin County) MA 892D ONVOY, LLC - MA 128   2016-03-28   
978-593 6 Athol (Franklin County) MA 892D ONVOY, LLC - MA 128   2016-03-28   
978-595 0 Peabody MA 892D ONVOY, LLC - MA 128   2021-08-14   
978-595 9 Peabody MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-597 7 Townsend MA 892D ONVOY, LLC - MA 128   2012-03-22   
978-605 4 Danvers MA 892D ONVOY, LLC - MA 128   2010-03-15   
978-607 1 Salem MA 892D ONVOY, LLC - MA 128   2019-02-11   
978-607 2 Salem MA 892D ONVOY, LLC - MA 128   2022-10-02   
978-607 3 Salem MA 892D ONVOY, LLC - MA 128   2022-10-02   
978-607 4 Salem MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-607 5 Salem MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-607 6 Salem MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-607 7 Salem MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-608 8 Billerica MA 892D ONVOY, LLC - MA 128   2012-03-15   
978-610 9 Concord MA 892D ONVOY, LLC - MA 128   2023-11-03   
978-613 1 Petersham MA 892D ONVOY, LLC - MA 128   2021-06-13   
978-613 6 Petersham MA 892D ONVOY, LLC - MA 128   2021-12-06   
978-613 8 Petersham MA 892D ONVOY, LLC - MA 128   2021-05-14   
978-615 0 Ayer MA 892D ONVOY, LLC - MA 128   2023-11-03   
978-615 8 Ayer MA 892D ONVOY, LLC - MA 128   2023-11-03   
978-616 4 Winchendon MA 892D ONVOY, LLC - MA 128   2012-03-05   
978-616 6 Winchendon MA 892D ONVOY, LLC - MA 128   2020-04-18   
978-619 8 Salem MA 892D ONVOY, LLC - MA 128   2019-02-11   
978-620 9 Lawrence MA 892D ONVOY, LLC - MA 128   2016-01-07   
978-622 2 Billerica MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-622 5 Billerica MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-622 6 Billerica MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-622 7 Billerica MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-625 3 Billerica MA 892D ONVOY, LLC - MA 128   2021-03-06   
978-625 4 Billerica MA 892D ONVOY, LLC - MA 128   2021-03-06   
978-625 6 Billerica MA 892D ONVOY, LLC - MA 128   2021-03-06   
978-625 7 Billerica MA 892D ONVOY, LLC - MA 128   2021-03-06   
978-625 9 Billerica MA 892D ONVOY, LLC - MA 128   2019-02-23   
978-626 3 Hamilton MA 892D ONVOY, LLC - MA 128   2010-03-15   
978-627 7 Fitchburg MA 892D ONVOY, LLC - MA 128   2010-04-07   
978-630 7 Gardner MA 892D ONVOY, LLC - MA 128   2012-03-15   
978-633 8 Orange MA 892D ONVOY, LLC - MA 128   2021-04-07   
978-634 3 Bolton MA 892D ONVOY, LLC - MA 128   2012-03-15   
978-634 4 Bolton MA 892D ONVOY, LLC - MA 128   2021-03-07   
978-634 5 Bolton MA 892D ONVOY, LLC - MA 128   2016-03-21   
978-634 6 Bolton MA 892D ONVOY, LLC - MA 128   2016-03-21   
978-634 9 Bolton MA 892D ONVOY, LLC - MA 128   2021-03-07   
978-635 4 Acton MA 892D ONVOY, LLC - MA 128   2023-08-17   
978-636 1 Barre MA 892D ONVOY, LLC - MA 128   2023-06-23   
978-636 6 Barre MA 892D ONVOY, LLC - MA 128   2012-03-15   
978-637 1 Maynard MA 892D ONVOY, LLC - MA 128   2023-02-04   
978-637 4 Maynard MA 892D ONVOY, LLC - MA 128   2022-09-25   
978-637 5 Maynard MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-637 6 Maynard MA 892D ONVOY, LLC - MA 128   2021-07-10   
978-637 7 Maynard MA 892D ONVOY, LLC - MA 128   2016-03-14   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.