Local Calling Guide
Area code/prefix search
NPA: 857
[Rate centres in NPA 857]
[Dial plan for NPA 857]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-547
| 2 |
Jamaica Plain |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-547
| 3 |
Jamaica Plain |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-547
| 4 |
Jamaica Plain |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-547
| 5 |
Jamaica Plain |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-547
| 6 |
Jamaica Plain |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-547
| 7 |
Jamaica Plain |
MA |
|
515J IP HORIZON LLC |
128 |
|
2013-04-08 |
|
| 857-547
| 8 |
Jamaica Plain |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2011-06-27 |
|
| 857-547
| 9 |
Jamaica Plain |
MA |
CMBRMAMQDS3 |
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2010-05-03 |
|
| 857-550
| A |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
|
|
| 857-550
| 0 |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2023-11-26 |
|
| 857-550
| 1 |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2023-11-26 |
|
| 857-550
| 2 |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2023-11-26 |
|
| 857-550
| 3 |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2023-11-26 |
|
| 857-550
| 4 |
Belmont |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2023-11-26 |
|
| 857-550
| 6 |
Belmont |
MA |
SOVLMAABDMD |
490J DISH WIRELESS, LLC |
128 |
|
2024-05-16 |
|
| 857-550
| 8 |
Belmont |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2024-03-08 |
|
| 857-557
| A |
Boston |
MA |
CMBRMABETMD |
321J HD CARRIER LLC |
128 |
|
|
|
| 857-557
| 0 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-10-06 |
|
| 857-557
| 1 |
Boston |
MA |
CMBRMABEEMD |
116E INTRADO COMMUNICATIONS, LLC |
128 |
|
2019-11-22 |
|
| 857-557
| 2 |
Boston |
MA |
CMBRMAORDS0 |
7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA |
128 |
|
2019-12-30 |
|
| 857-557
| 3 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-10-03 |
|
| 857-557
| 4 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-01-16 |
|
| 857-557
| 5 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-11-18 |
|
| 857-557
| 6 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-01-16 |
|
| 857-557
| 7 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-11-18 |
|
| 857-557
| 8 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-11-18 |
|
| 857-557
| 9 |
Boston |
MA |
CMBRMABETMD |
321J HD CARRIER LLC |
128 |
|
2019-10-18 |
|
| 857-559
| A |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 0 |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 1 |
Brighton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-15 |
|
| 857-559
| 2 |
Brighton |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2001-09-24 |
|
| 857-559
| 3 |
Brighton |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2013-10-11 |
|
| 857-559
| 4 |
Brighton |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2014-06-20 |
|
| 857-559
| 5 |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 6 |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 7 |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 8 |
Brighton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-559
| 9 |
Brighton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-08-14 |
|
| 857-565
| A |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-01-12 |
|
| 857-565
| 0 |
Brookline |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2024-02-25 |
|
| 857-565
| 1 |
Brookline |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-565
| 2 |
Brookline |
MA |
SOVLMAAB6MD |
939H COMMIO, LLC |
128 |
|
2024-03-04 |
|
| 857-565
| 3 |
Brookline |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2024-03-09 |
|
| 857-565
| 4 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-06-07 |
|
| 857-565
| 5 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-06-07 |
|
| 857-565
| 6 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-06-07 |
|
| 857-565
| 7 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-07-28 |
|
| 857-565
| 8 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-01-12 |
|
| 857-565
| 9 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2024-01-12 |
|
| 857-567
| A |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-567
| 0 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-02-18 |
|
| 857-567
| 1 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-17 |
|
| 857-567
| 2 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-17 |
|
| 857-567
| 3 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-17 |
|
| 857-567
| 4 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-17 |
|
| 857-567
| 6 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-02-18 |
|
| 857-567
| 7 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-02-18 |
|
| 857-567
| 8 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-02-18 |
|
| 857-567
| 9 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-02-18 |
|
| 857-574
| A |
East Boston |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
|
|
| 857-574
| 0 |
East Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-12-06 |
|
| 857-574
| 1 |
East Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-15 |
|
| 857-574
| 2 |
East Boston |
MA |
CMBRMAMQDS3 |
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2008-09-28 |
|
| 857-574
| 3 |
East Boston |
MA |
BRTNMACOVMD |
7135 TC SYSTEMS, INC. |
128 |
|
2009-08-13 |
|
| 857-574
| 4 |
East Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-04-07 |
|
| 857-574
| 5 |
East Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-07-03 |
|
| 857-574
| 6 |
East Boston |
MA |
CMBRMAMQDS3 |
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2011-01-24 |
|
| 857-574
| 7 |
East Boston |
MA |
CMBRMA01DS4 |
7421 AT&T - LOCAL |
128 |
|
2001-06-28 |
|
| 857-574
| 8 |
East Boston |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2001-09-24 |
|
| 857-574
| 9 |
East Boston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2011-06-03 |
|
| 857-575
| A |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-575
| 0 |
Somerville |
MA |
BSTPMALLOMD |
073H TELNYX LLC |
128 |
|
2021-06-04 |
|
| 857-575
| 1 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-575
| 2 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-575
| 3 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-13 |
|
| 857-575
| 4 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-13 |
|
| 857-575
| 5 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-13 |
|
| 857-575
| 6 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-13 |
|
| 857-575
| 7 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-03 |
|
| 857-575
| 8 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-575
| 9 |
Somerville |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-576
| A |
Brookline |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-576
| 0 |
Brookline |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-576
| 1 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2013-10-11 |
|
| 857-576
| 2 |
Brookline |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-576
| 3 |
Brookline |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-576
| 4 |
Brookline |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-576
| 5 |
Brookline |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-09-14 |
|
| 857-576
| 6 |
Brookline |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2014-09-29 |
|
| 857-576
| 7 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2014-10-06 |
|
| 857-576
| 8 |
Brookline |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2019-02-23 |
|
| 857-576
| 9 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2013-10-11 |
|
| 857-577
| A |
Charlestown |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-577
| 0 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 1 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 2 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 3 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 4 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 5 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
| 857-577
| 6 |
Charlestown |
MA |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-04-12 |
|
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Last updated: Sat, 05 Apr 2025 03:03:23 UTC
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