Local Calling Guide
Area code/prefix search
Winthrop, MA
<< 1 2
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 857-201
| 8 |
|
515J IP HORIZON LLC |
128 |
|
2015-03-27 |
|
| 857-201
| 9 |
NRTNMAAACM4 |
5562 METROPCS, INC. |
128 |
|
|
|
| 857-336
| A |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-336
| 0 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2016-04-30 |
|
| 857-336
| 1 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2016-04-30 |
|
| 857-336
| 2 |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-05-01 |
|
| 857-336
| 3 |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-05-01 |
|
| 857-336
| 4 |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-05-01 |
|
| 857-336
| 5 |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-05-01 |
|
| 857-336
| 6 |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2016-07-16 |
|
| 857-336
| 8 |
|
515J IP HORIZON LLC |
128 |
|
2016-07-01 |
|
| 857-336
| 9 |
CMBRMABEQMD |
321J HD CARRIER LLC |
128 |
|
2016-09-03 |
|
| 857-349
| A |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 857-349
| 0 |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2018-11-22 |
|
| 857-349
| 1 |
SOVLMAABDS2 |
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2019-03-06 |
|
| 857-349
| 2 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-04-06 |
|
| 857-349
| 4 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-07 |
|
| 857-349
| 5 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-03-07 |
|
| 857-349
| 6 |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2019-05-10 |
|
| 857-349
| 7 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-04-15 |
|
| 857-349
| 8 |
BSTPMALLOMD |
073H TELNYX LLC |
128 |
|
2019-04-29 |
|
| 857-349
| 9 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2020-07-07 |
|
| 857-597
| A |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 857-597
| 0 |
BSTPMALLOMD |
073H TELNYX LLC |
128 |
|
2021-06-04 |
|
| 857-597
| 1 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-11-27 |
|
| 857-597
| 2 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-08-14 |
|
| 857-597
| 3 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-08-14 |
|
| 857-597
| 4 |
|
145J TERRA NOVA TELECOM INC. |
128 |
|
2024-09-09 |
|
| 857-597
| 5 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-06-03 |
|
| 857-597
| 6 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2023-11-19 |
|
| 857-597
| 7 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-597
| 8 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2021-07-10 |
|
| 857-597
| 9 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-11-27 |
|
| 857-816
| A |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-816
| 0 |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-816
| 1 |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-816
| 2 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2010-03-15 |
|
| 857-816
| 3 |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2004-09-04 |
|
| 857-816
| 4 |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 857-816
| 5 |
BRTNMACOX1X |
829J PAETEC ITEL, LLC |
128 |
|
2005-07-01 |
|
| 857-816
| 6 |
WRCSMA02DS1 |
7135 TC SYSTEMS, INC. |
128 |
|
2012-12-03 |
|
| 857-816
| 7 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-09-18 |
|
| 857-816
| 8 |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2014-09-18 |
|
| 857-816
| 9 |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-17 |
|
| 857-833
| A |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2025-01-03 |
|
| 857-833
| 3 |
|
883K AHOI LLC |
128 |
|
2026-09-18 |
|
| 857-833
| 7 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2025-01-03 |
|
| 857-833
| 8 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2025-01-03 |
|
| 857-833
| 9 |
CMBRMABENMD |
624H ONVOY SPECTRUM, LLC |
128 |
|
2025-01-03 |
|
<< 1 2
Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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