Local Calling Guide
Area code/prefix search
Switch: CMBRMAORDSG
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 617-245
| 5 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-245
| 6 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-245
| 8 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-245
| 9 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-250
| 7 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-03-08 |
|
| 617-250
| 8 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-02-01 |
|
| 617-264
| 0 |
Brookline |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-09-12 |
|
| 617-273
| A |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 0 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 1 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 2 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 3 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 4 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 6 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 8 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-273
| 9 |
Milton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-274
| 8 |
Brookline |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-05-12 |
|
| 617-275
| A |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-275
| 2 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-275
| 4 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-275
| 5 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-275
| 7 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2011-06-03 |
|
| 617-275
| 8 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2002-04-28 |
|
| 617-276
| 9 |
Hyde Park |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-09-12 |
|
| 617-284
| 6 |
Somerville |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-07-25 |
|
| 617-294
| 5 |
Everett |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-05-25 |
|
| 617-297
| A |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-297
| 0 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-297
| 2 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-01-06 |
|
| 617-297
| 3 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-299
| 7 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-01-28 |
|
| 617-299
| 8 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-01-28 |
|
| 617-300
| 0 |
Cambridge |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-02-21 |
|
| 617-307
| 1 |
South Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-04-14 |
|
| 617-307
| 4 |
South Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-10-23 |
|
| 617-307
| 7 |
South Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-10-23 |
|
| 617-314
| A |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-314
| 6 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-03-03 |
|
| 617-314
| 7 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-03-03 |
|
| 617-314
| 8 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
|
|
| 617-314
| 9 |
Boston |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-03-03 |
|
| 617-326
| 3 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2004-09-04 |
|
| 617-326
| 5 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2012-06-16 |
|
| 617-326
| 7 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-09-05 |
|
| 617-326
| 8 |
Dorchester |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-02-01 |
|
| 617-337
| 3 |
Charlestown |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-08-10 |
|
| 617-340
| 2 |
Newton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2005-09-01 |
|
| 617-340
| 3 |
Newton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2006-04-27 |
|
| 617-340
| 6 |
Newton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-02-01 |
|
| 617-340
| 7 |
Newton |
MA |
4018 LEVEL 3 COMMUNICATIONS, LLC - MA |
128 |
|
2008-02-14 |
|
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Last updated: Tue, 01 Sep 2026 00:40:05 UTC
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