| Exchange |
Rate Center |
State |
Operating Company |
| 617-500 |
CAMBRIDGE |
MA |
LEVEL 3 COMMUNICATIONS, LLC - MA |
| 617-501 |
SOMERVILLE |
MA |
SPRINT SPECTRUM L.P. |
| 617-502 |
BOSTON |
MA |
PAETEC COMMUNICATIONS, INC. |
| 617-503 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-504 |
BOSTON |
MA |
SPRINT SPECTRUM L.P. |
| 617-505 |
BROOKLINE |
MA |
LEVEL 3 COMMUNICATIONS, LLC - MA |
| 617-506 |
DORCHESTER |
MA |
CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC |
| 617-507 |
BOSTON |
MA |
GLOBAL NAPS, INC.-MA |
| 617-508 |
|
MA |
VERIZON NEW ENGLAND INC. |
| 617-509 |
QUINCY |
MA |
VERIZON NEW ENGLAND INC. |
| 617-510 |
BOSTON |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-511 |
|
MA |
|
| 617-512 |
BOSTON |
MA |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
| 617-513 |
BOSTON |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-514 |
DORCHESTER |
MA |
MCI WORLDCOM COMMUNICATIONS, INC. - MA |
| 617-515 |
BOSTON |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-516 |
ROXBURY |
MA |
XO MASSACHUSETTS, INC. |
| 617-517 |
BOSTON |
MA |
GLOBAL CROSSING LOCAL SERVICES, INC.-MA |
| 617-518 |
BOSTON |
MA |
NEXTWAVE TELECOM, INC DBA NEXTWAVE WIRELESS |
| 617-519 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-520 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-521 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-522 |
JAMAICA PL |
MA |
VERIZON NEW ENGLAND INC. |
| 617-523 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-524 |
JAMAICA PL |
MA |
VERIZON NEW ENGLAND INC. |
| 617-525 |
BROOKLINE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-526 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-527 |
NEWTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-528 |
CAMBRIDGE |
MA |
TELEPORT COMMUNICATIONS GROUP - BOSTON |
| 617-529 |
SAUGUS |
MA |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
| 617-530 |
BOSTON |
MA |
ACC NATIONAL TELECOM CORPORATION - MA |
| 617-531 |
BOSTON |
MA |
MCI WORLDCOM COMMUNICATIONS, INC. - MA |
| 617-532 |
BOSTON |
MA |
PAETEC COMMUNICATIONS, INC. |
| 617-533 |
DORCHESTER |
MA |
VERIZON NEW ENGLAND INC. |
| 617-534 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-535 |
BOSTON |
MA |
MCIMETRO, ATS, INC. |
| 617-536 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-537 |
QUINCY |
MA |
VERIZON NEW ENGLAND INC. |
| 617-538 |
WALTHAM |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-539 |
WINTHROP |
MA |
VERIZON NEW ENGLAND INC. |
| 617-540 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-541 |
ROXBURY |
MA |
VERIZON NEW ENGLAND INC. |
| 617-542 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-543 |
BOSTON |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-544 |
EVERETT |
MA |
CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC |
| 617-545 |
EVERETT |
MA |
AT&T LOCAL |
| 617-546 |
NEWTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-547 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-548 |
SAUGUS |
MA |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
| 617-549 |
BOSTON |
MA |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
| 617-550 |
|
MA |
|
| 617-551 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-552 |
NEWTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-553 |
JAMAICA PL |
MA |
RCN TELECOM SERVICES, INC. - MA |
| 617-554 |
|
MA |
|
| 617-555 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-556 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-557 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-558 |
NEWTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-559 |
NEWTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-560 |
BRIGHTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-561 |
EASTBOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-562 |
BRIGHTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-563 |
BOSTON |
MA |
TELEPORT COMMUNICATIONS GROUP - BOSTON |
| 617-564 |
NEWTON |
MA |
PAETEC COMMUNICATIONS, INC. |
| 617-565 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-566 |
BROOKLINE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-567 |
EASTBOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-568 |
EASTBOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-569 |
EASTBOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-570 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-571 |
BOSTON |
MA |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA |
| 617-572 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-573 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-574 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-575 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-576 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-577 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-578 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-579 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-580 |
CHARLESTN |
MA |
MCIMETRO, ATS, INC. |
| 617-581 |
NEWTON |
MA |
CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC |
| 617-582 |
BROOKLINE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-583 |
CAMBRIDGE |
MA |
BROADWING COMMUNICATIONS, LLC - MA |
| 617-584 |
NEWTON |
MA |
NEW CINGULAR WIRELESS PCS, LLC - MA |
| 617-585 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-586 |
BRIGHTON |
MA |
RNK, INC. |
| 617-587 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-588 |
CAMBRIDGE |
MA |
MCI WORLDCOM COMMUNICATIONS, INC. - MA |
| 617-589 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-590 |
BOSTON |
MA |
NEXTEL COMMUNICATIONS, INC. |
| 617-591 |
SOMERVILLE |
MA |
VERIZON NEW ENGLAND INC. |
| 617-592 |
BOSTON |
MA |
NEXTEL COMMUNICATIONS, INC. |
| 617-593 |
BOSTON |
MA |
NEXTEL COMMUNICATIONS, INC. |
| 617-594 |
BOSTON |
MA |
NEXTEL COMMUNICATIONS, INC. |
| 617-595 |
BOSTON |
MA |
VERIZON NEW ENGLAND INC. |
| 617-596 |
SO BOSTON |
MA |
SPRINT SPECTRUM L.P. |
| 617-597 |
NEWTON |
MA |
ALLEGIANCE TELECOM, INC. - MA |
| 617-598 |
BOSTON |
MA |
TELEPORT COMMUNICATIONS GROUP - BOSTON |
| 617-599 |
CAMBRIDGE |
MA |
VERIZON NEW ENGLAND INC. |
