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 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-847
| 4 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-05-18 |
|
| 857-847
| 5 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-05-18 |
|
| 857-847
| 6 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-05-18 |
|
| 857-847
| 7 |
Dorchester |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-05-17 |
|
| 857-847
| 8 |
Dorchester |
MA |
CMBSMA01GT4 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2023-09-08 |
|
| 857-847
| 9 |
Dorchester |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-13 |
|
| 857-855
| A |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-855
| 0 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 1 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 2 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 3 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 4 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 5 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 6 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 7 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 8 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-855
| 9 |
Boston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-25 |
|
| 857-856
| A |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-856
| 0 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-11-17 |
|
| 857-856
| 1 |
Cambridge |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2018-11-17 |
|
| 857-856
| 2 |
Cambridge |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2016-02-04 |
|
| 857-856
| 3 |
Cambridge |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2016-02-04 |
|
| 857-856
| 4 |
Cambridge |
MA |
BSTNMACOVMD |
4084 PAETEC COMMUNICATIONS, INC. - MA |
128 |
|
2016-02-04 |
|
| 857-856
| 5 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2015-05-09 |
|
| 857-856
| 6 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2015-05-09 |
|
| 857-856
| 7 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2015-05-09 |
|
| 857-856
| 8 |
Cambridge |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2015-05-09 |
|
| 857-856
| 9 |
Cambridge |
MA |
|
515J IP HORIZON LLC |
128 |
|
2019-04-26 |
|
| 857-858
| A |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-858
| 0 |
Newton |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2023-06-05 |
|
| 857-858
| 1 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-12 |
|
| 857-858
| 2 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-12 |
|
| 857-858
| 3 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-12 |
|
| 857-858
| 4 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-04-06 |
|
| 857-858
| 5 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-04-06 |
|
| 857-858
| 6 |
Newton |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-04-06 |
|
| 857-858
| 7 |
Newton |
MA |
SOVLMAABDMD |
490J DISH WIRELESS, LLC |
128 |
|
2023-06-05 |
|
| 857-858
| 8 |
Newton |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-04-11 |
|
| 857-858
| 9 |
Newton |
MA |
SOVLMAAB3MD |
197D VONAGE AMERICA LLC |
128 |
|
2021-05-29 |
|
| 857-867
| A |
Brookline |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
|
|
| 857-867
| 0 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2021-07-23 |
|
| 857-867
| 1 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2021-07-23 |
|
| 857-867
| 2 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2021-07-23 |
|
| 857-867
| 3 |
Brookline |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2022-01-22 |
|
| 857-867
| 4 |
Brookline |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2022-01-22 |
|
| 857-867
| 5 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2023-12-08 |
|
| 857-867
| 6 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2023-12-08 |
|
| 857-867
| 7 |
Brookline |
MA |
SOVLMAAB3MD |
197D VONAGE AMERICA LLC |
128 |
|
2021-10-22 |
|
| 857-867
| 8 |
Brookline |
MA |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-05-17 |
|
| 857-867
| 9 |
Brookline |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2021-07-23 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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