Local Calling Guide
Area code/prefix search
Chilmark, MA
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 508-645
| A |
CHLMMASTRS1 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-645
| 0 |
|
892D ONVOY, LLC - MA |
128 |
|
2016-04-04 |
|
| 508-645
| 2 |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-645
| 3 |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-645
| 4 |
|
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2004-09-07 |
|
| 508-645
| 5 |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-645
| 6 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-02-22 |
|
| 508-645
| 7 |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-645
| 8 |
|
892D ONVOY, LLC - MA |
128 |
|
2016-04-04 |
|
| 508-645
| 9 |
|
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-955
| A |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 508-955
| 0 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-12-06 |
|
| 508-955
| 2 |
|
145J TERRA NOVA TELECOM INC. |
128 |
|
2024-05-09 |
|
| 508-955
| 3 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2015-05-24 |
|
| 508-955
| 4 |
|
515J IP HORIZON LLC |
128 |
|
2015-10-18 |
|
| 508-955
| 5 |
|
892D ONVOY, LLC - MA |
128 |
|
2010-04-07 |
|
| 508-955
| 6 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
128 |
|
2014-04-25 |
|
| 508-955
| 7 |
|
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-05-04 |
|
| 508-955
| 8 |
|
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2013-05-04 |
|
| 508-955
| 9 |
|
318J COMCAST IP PHONE, LLC |
128 |
|
2006-10-30 |
|
| 774-717
| A |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 774-717
| 0 |
|
892D ONVOY, LLC - MA |
128 |
|
2019-02-08 |
|
| 774-717
| 1 |
|
892D ONVOY, LLC - MA |
128 |
|
2019-02-08 |
|
| 774-717
| 2 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2019-06-13 |
|
| 774-717
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2017-03-06 |
|
| 774-717
| 4 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2019-07-26 |
|
| 774-717
| 6 |
|
892D ONVOY, LLC - MA |
128 |
|
2021-03-28 |
|
| 774-717
| 8 |
|
073H TELNYX LLC |
128 |
|
2019-09-27 |
|
| 774-717
| 9 |
|
624H ONVOY SPECTRUM, LLC |
128 |
|
2021-04-08 |
|
| 774-784
| A |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
|
|
| 774-784
| 0 |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2022-02-19 |
|
| 774-784
| 2 |
|
318J COMCAST IP PHONE, LLC |
128 |
|
2022-07-15 |
|
| 774-784
| 4 |
|
624H ONVOY SPECTRUM, LLC |
128 |
|
2022-02-25 |
|
| 774-784
| 6 |
|
516J TON80 COMMUNICATIONS, LLC |
128 |
|
2021-06-04 |
|
| 774-784
| 7 |
|
892D ONVOY, LLC - MA |
128 |
|
2021-06-03 |
|
| 774-784
| 9 |
|
268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA |
128 |
|
2023-07-24 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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