Local Calling Guide
Area code/prefix search
NPA: 508
[Rate centres in NPA 508]
[Dial plan for NPA 508]
<< 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 96 97 98 99 100 101 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 508-302
| 8 |
Framingham |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
|
|
| 508-302
| 9 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2017-04-28 |
|
| 508-303
| A |
Marlboro |
MA |
MRBOMAMADS0 |
9102 VERIZON NEW ENGLAND INC. |
128 |
|
|
|
| 508-304
| A |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
|
|
| 508-304
| 0 |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2008-06-28 |
|
| 508-304
| 1 |
Worcester |
MA |
OXFRMAAK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
128 |
|
2006-03-25 |
|
| 508-304
| 2 |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2003-12-13 |
|
| 508-304
| 3 |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2004-08-06 |
|
| 508-304
| 4 |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2004-12-25 |
|
| 508-304
| 5 |
Worcester |
MA |
NRTNMAAACM4 |
6889 OMNIPOINT MIAMI E LICENSE, LLC |
128 |
|
2005-03-27 |
|
| 508-304
| 6 |
Worcester |
MA |
OXFRMAAK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
128 |
|
2014-08-11 |
|
| 508-304
| 7 |
Worcester |
MA |
OXFRMAAK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
128 |
|
2005-10-31 |
|
| 508-304
| 8 |
Worcester |
MA |
OXFRMAAK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
128 |
|
2004-06-25 |
|
| 508-304
| 9 |
Worcester |
MA |
OXFRMAAK1MD |
792K CHARTER IP ENABLED SERVICES, LLC |
128 |
|
2006-01-05 |
|
| 508-305
| A |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 0 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 1 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 2 |
Marlboro |
MA |
NWTNMAWAVMD |
318J COMCAST IP PHONE, LLC |
128 |
|
2007-02-08 |
|
| 508-305
| 3 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 4 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 5 |
Marlboro |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2019-03-22 |
|
| 508-305
| 6 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 7 |
Marlboro |
MA |
|
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
|
|
| 508-305
| 8 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-305
| 9 |
Marlboro |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-306
| A |
Holliston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 508-306
| 0 |
Holliston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-02-11 |
|
| 508-306
| 1 |
Holliston |
MA |
BSTNMABLOMD |
990E BANDWIDTH.COM CLEC, LLC - MA |
128 |
|
2008-12-06 |
|
| 508-306
| 2 |
Holliston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-04-23 |
|
| 508-306
| 3 |
Holliston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-04-23 |
|
| 508-306
| 4 |
Holliston |
MA |
CMBRMAORDSG |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 508-306
| 5 |
Holliston |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2006-05-19 |
|
| 508-306
| 6 |
Holliston |
MA |
|
829J PAETEC ITEL, LLC |
128 |
|
2006-10-30 |
|
| 508-306
| 7 |
Holliston |
MA |
|
515J IP HORIZON LLC |
128 |
|
2013-04-08 |
|
| 508-306
| 8 |
Holliston |
MA |
BSTPMALLDS3 |
892D ONVOY, LLC - MA |
128 |
|
2016-03-28 |
|
| 508-306
| 9 |
Holliston |
MA |
CATNMAAKPS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
128 |
|
2006-05-19 |
|
| 508-307
| A |
Taunton |
MA |
WOBNMADW2MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
128 |
|
|
|
| 508-308
| A |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
|
|
| 508-308
| 0 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2002-08-29 |
|
| 508-308
| 1 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2002-08-29 |
|
| 508-308
| 2 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2002-08-29 |
|
| 508-308
| 3 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2002-08-29 |
|
| 508-308
| 4 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2002-08-29 |
|
| 508-308
| 5 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2003-09-09 |
|
| 508-308
| 6 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2003-05-03 |
|
| 508-308
| 7 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2003-05-03 |
|
| 508-308
| 8 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2003-07-07 |
|
| 508-308
| 9 |
Framingham |
MA |
CMBSMA01AMD |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
128 |
|
2004-01-25 |
|
| 508-309
| A |
Framingham |
MA |
|
7135 TC SYSTEMS, INC. |
128 |
|
|
|
| 508-309
| 0 |
Framingham |
MA |
CATNMAAKAMD |
6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
128 |
|
2008-05-02 |
|
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Last updated: Tue, 31 Mar 2026 13:56:49 UTC
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