| Exchange |
Rate Center |
State |
Operating Company |
| 410-600 |
BERLIN |
MD |
SPRINT COMMUNICATIONS COMPANY, L.P. - MD |
| 410-601 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-602 |
PIKESVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-603 |
SALISBURY |
MD |
NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-604 |
STEVENSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-605 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-606 |
WATERLO236 |
MD |
VERIZON MARYLAND, INC. |
| 410-607 |
TOWSON |
MD |
ARCH WIRELESS HOLDINGS, INC. |
| 410-608 |
CATONSVL |
MD |
NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-609 |
BRYNPKLNCM |
MD |
VERIZON MARYLAND, INC. |
| 410-610 |
PRINCEFRCK |
MD |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 410-611 |
|
MD |
|
| 410-612 |
EDGEWOOD |
MD |
VERIZON MARYLAND, INC. |
| 410-613 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-614 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-615 |
CATONSVL |
MD |
NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-616 |
TOWSON |
MD |
MCI WORLDCOM COMMUNICATIONS, INC. - MD |
| 410-617 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-618 |
SALISBURY |
MD |
VERIZON MARYLAND, INC. |
| 410-619 |
WATERLO236 |
MD |
VERIZON MARYLAND, INC. |
| 410-620 |
ELKTON |
MD |
VERIZON MARYLAND, INC. |
| 410-621 |
PRINCEANNE |
MD |
VERIZON MARYLAND, INC. |
| 410-622 |
SALISBURY |
MD |
ARCH WIRELESS HOLDINGS, INC. |
| 410-623 |
MARION |
MD |
VERIZON MARYLAND, INC. |
| 410-624 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-625 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-626 |
ANNAPOLIS |
MD |
VERIZON MARYLAND, INC. |
| 410-627 |
BALTIMORE |
MD |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 410-628 |
COCKEYSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-629 |
BERLIN |
MD |
VERIZON MARYLAND, INC. |
| 410-630 |
CHASE |
MD |
MCIMETRO, ATS, INC. |
| 410-631 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-632 |
SNOW HILL |
MD |
VERIZON MARYLAND, INC. |
| 410-633 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-634 |
RIDGELY |
MD |
VERIZON MARYLAND, INC. |
| 410-635 |
NEWWINDSOR |
MD |
VERIZON MARYLAND, INC. |
| 410-636 |
BRYNPKLNCM |
MD |
VERIZON MARYLAND, INC. |
| 410-637 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-638 |
BEL AIR |
MD |
VERIZON MARYLAND, INC. |
| 410-639 |
ROCK HALL |
MD |
VERIZON MARYLAND, INC. |
| 410-640 |
BALTIMORE |
MD |
ARCH WIRELESS HOLDINGS, INC. |
| 410-641 |
BERLIN |
MD |
VERIZON MARYLAND, INC. |
| 410-642 |
PERRYVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-643 |
STEVENSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-644 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-645 |
WOODLAWN |
MD |
MCI WORLDCOM COMMUNICATIONS, INC. - MD |
| 410-646 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-647 |
SEVERNA PK |
MD |
VERIZON MARYLAND, INC. |
| 410-648 |
GALENA |
MD |
VERIZON MARYLAND, INC. |
| 410-649 |
BALTIMORE |
MD |
TELEPORT COMMUNICATIONS GROUP AMERICA, INC. - MD |
| 410-650 |
DUNDALK |
MD |
MCIMETRO, ATS, INC. |
| 410-651 |
PRINCEANNE |
MD |
VERIZON MARYLAND, INC. |
| 410-652 |
BEL AIR |
MD |
NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-653 |
PIKESVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-654 |
PIKESVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-655 |
RANDALLSTN |
MD |
VERIZON MARYLAND, INC. |
| 410-656 |
NORTH EAST |
MD |
ARMSTRONG TELECOMMUNICATIONS, INC. - MD |
| 410-657 |
PARKVILLE |
MD |
MCIMETRO, ATS, INC. |
| 410-658 |
RISING SUN |
MD |
ARMSTRONG TELEPHONE CO. OF MARYLAND |
| 410-659 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-660 |
ELKRIDGE |
MD |
SPRINT SPECTRUM L.P. |
| 410-661 |
PARKVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-662 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-663 |
PARKVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-664 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-665 |
PARKVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-666 |
COCKEYSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-667 |
COCKEYSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-668 |
PARKVILLE |
MD |
VERIZON MARYLAND, INC. |
| 410-669 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-670 |
EDGEWOOD |
MD |
MCIMETRO, ATS, INC. |
| 410-671 |
EDGEWOOD |
MD |
VERIZON MARYLAND, INC. |
| 410-672 |
ODENTON |
MD |
VERIZON MARYLAND, INC. |
| 410-673 |
PRESTON |
MD |
VERIZON MARYLAND, INC. |
| 410-674 |
ODENTON |
MD |
VERIZON MARYLAND, INC. |
| 410-675 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-676 |
EDGEWOOD |
MD |
VERIZON MARYLAND, INC. |
| 410-677 |
SALISBURY |
MD |
VERIZON MARYLAND, INC. |
| 410-678 |
ELKRIDGE |
MD |
ARCH WIRELESS HOLDINGS, INC. |
| 410-679 |
FORK |
MD |
VERIZON MARYLAND, INC. |
| 410-680 |
ELLICOTTCY |
MD |
XSPEDIUS MANAGEMENT CO SWITCHES SERVICES, LLC - MD |
| 410-681 |
TOWSON |
MD |
ARCH WIRELESS HOLDINGS, INC. |
| 410-682 |
ESSEX |
MD |
VERIZON MARYLAND, INC. |
| 410-683 |
COCKEYSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-684 |
GLENBURNIE |
MD |
VERIZON MARYLAND, INC. |
| 410-685 |
BALTIMORE |
MD |
VERIZON MARYLAND, INC. |
| 410-686 |
ESSEX |
MD |
VERIZON MARYLAND, INC. |
| 410-687 |
ESSEX |
MD |
VERIZON MARYLAND, INC. |
| 410-688 |
FALLSTON |
MD |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
| 410-689 |
GLENBURNIE |
MD |
TELEPORT COMMUNICATIONS GROUP AMERICA, INC. - MD |
| 410-690 |
EASTON |
MD |
AT&T LOCAL |
| 410-691 |
GLENBURNIE |
MD |
VERIZON MARYLAND, INC. |
| 410-692 |
JARRETTSVL |
MD |
VERIZON MARYLAND, INC. |
| 410-693 |
ANNAPOLIS |
MD |
NEW CINGULAR WIRELESS PCS, LLC - DC |
| 410-694 |
GLENBURNIE |
MD |
VERIZON MARYLAND, INC. |
| 410-695 |
ODENTON |
MD |
VERIZON MARYLAND, INC. |
| 410-696 |
ELLICOTTCY |
MD |
MCIMETRO, ATS, INC. |
| 410-697 |
MILLERSVL |
MD |
MCIMETRO, ATS, INC. |
| 410-698 |
FORK |
MD |
MCIMETRO, ATS, INC. |
| 410-699 |
CHESTERTN |
MD |
SPRINT SPECTRUM L.P. |
