Local Calling Guide
Area code/prefix search
NPA: 617
[Rate centres in NPA 617]
[Dial plan for NPA 617]
<< 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 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 617-609
| 2 |
Milton |
MA |
|
624H ONVOY SPECTRUM, LLC |
128 |
|
2024-12-06 |
|
| 617-609
| 3 |
Milton |
MA |
|
624H ONVOY SPECTRUM, LLC |
128 |
|
2024-12-06 |
|
| 617-609
| 4 |
Milton |
MA |
|
624H ONVOY SPECTRUM, LLC |
128 |
|
2024-12-06 |
|
| 617-609
| 8 |
Milton |
MA |
|
892D ONVOY, LLC - MA |
128 |
|
2024-02-29 |
|
| 617-609
| 9 |
Milton |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2024-02-26 |
|
| 617-610
| A |
Newton |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
|
|
| 617-612
| A |
Watertown |
MA |
CMBRMA01DS5 |
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-612
| 0 |
Watertown |
MA |
|
515J IP HORIZON LLC |
128 |
|
2016-07-01 |
|
| 617-612
| 1 |
Watertown |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-612
| 2 |
Watertown |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-612
| 3 |
Watertown |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2002-10-13 |
|
| 617-612
| 4 |
Watertown |
MA |
|
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2014-05-23 |
|
| 617-612
| 5 |
Watertown |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-06-26 |
|
| 617-612
| 6 |
Watertown |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2008-06-09 |
|
| 617-612
| 7 |
Watertown |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-612
| 8 |
Watertown |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2007-05-13 |
|
| 617-612
| 9 |
Watertown |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-613
| A |
Cambridge |
MA |
CMBRMA01DS5 |
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-614
| A |
Newton |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 0 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 1 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 2 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 3 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 4 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 617-614
| 5 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2004-04-03 |
|
| 617-614
| 6 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2004-04-03 |
|
| 617-614
| 7 |
Newton |
MA |
|
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2007-08-09 |
|
| 617-614
| 8 |
Newton |
MA |
|
316E YMAX COMMUNICATIONS CORP. - MA |
128 |
|
2008-05-24 |
|
| 617-614
| 9 |
Newton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2007-05-05 |
|
| 617-615
| A |
Milton |
MA |
STHMMAGBGT0 |
7619 RCN TELECOM SERVICES, INC. - MA |
128 |
|
|
|
| 617-615
| 0 |
Milton |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2002-10-13 |
|
| 617-615
| 1 |
Milton |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2011-10-05 |
|
| 617-615
| 2 |
Milton |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2011-10-05 |
|
| 617-615
| 3 |
Milton |
MA |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2006-06-09 |
|
| 617-615
| 4 |
Milton |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2011-12-02 |
|
| 617-615
| 5 |
Milton |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2012-10-22 |
|
| 617-615
| 6 |
Milton |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2010-02-19 |
|
| 617-615
| 7 |
Milton |
MA |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2011-06-01 |
|
| 617-615
| 8 |
Milton |
MA |
|
7619 RCN TELECOM SERVICES, INC. - MA |
128 |
|
|
|
| 617-615
| 9 |
Milton |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-12-06 |
|
| 617-616
| A |
Somerville |
MA |
CMBRMA01DS5 |
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-616
| 0 |
Somerville |
MA |
|
073H TELNYX LLC |
128 |
|
2019-03-19 |
|
| 617-616
| 1 |
Somerville |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-616
| 2 |
Somerville |
MA |
|
671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS |
128 |
|
2017-04-16 |
|
| 617-616
| 3 |
Somerville |
MA |
|
145J TERRA NOVA TELECOM INC. |
128 |
|
2021-01-18 |
|
| 617-616
| 4 |
Somerville |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-616
| 5 |
Somerville |
MA |
|
318J COMCAST IP PHONE, LLC |
128 |
|
2007-02-18 |
|
| 617-616
| 6 |
Somerville |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-616
| 7 |
Somerville |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 617-616
| 8 |
Somerville |
MA |
|
892D ONVOY, LLC - MA |
128 |
|
2010-04-07 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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