Area Code |
Prefix |
Zip Count |
ZIP Freq |
Type |
Company |
Rate Center |
227 |
249 |
30560 |
-2 |
LANDLINE |
BANDWIDTH.COM CLEC, LLC - MD |
WSHNGTNZN4 |
227 |
255 |
30560 |
-2 |
LANDLINE |
BANDWIDTH.COM CLEC, LLC - MD |
WSHNGTNZN5 |
240 |
200 |
30560 |
-2 |
LANDLINE |
BANDWIDTH.COM CLEC, LLC - MD |
WSHNGTNZN2 |
240 |
223 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN2 |
240 |
247 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN3 |
240 |
269 |
30560 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
WSNGTNZN16 |
240 |
304 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN5 |
240 |
316 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN2 |
240 |
331 |
30560 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
WSHNGTNZN3 |
240 |
414 |
30560 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
WSHNGTNZN6 |
240 |
424 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN3 |
240 |
465 |
30560 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
WSHNGTNZN2 |
240 |
468 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN3 |
240 |
479 |
30560 |
-2 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WSHNGTNZN2 |
240 |
507 |
30560 |
-2 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WSHNGTNZN2 |
240 |
514 |
30560 |
-2 |
LANDLINE |
PAETEC ITEL, LLC |
WSNGTNZN11 |
240 |
533 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSHNGTNZN3 |
240 |
539 |
30560 |
-2 |
LANDLINE |
PEERLESS NETWORK OF MARYLAND, LLC |
WSHNGTNZN4 |
240 |
548 |
30560 |
-2 |
LANDLINE |
CORE COMMUNICATIONS, INC.- MD |
WSNG236Z14 |
240 |
590 |
30560 |
-2 |
WIRELESS |
METROPCS, INC. |
WSNGTNZN12 |
240 |
595 |
30560 |
-2 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WSHNGTNZN3 |
240 |
600 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN2 |
240 |
612 |
30560 |
-2 |
LANDLINE |
LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
WSHNGTNZN5 |
240 |
644 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN2 |
240 |
645 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN3 |
240 |
671 |
30560 |
-2 |
WIRELESS |
OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
WSHNGTNZN2 |
240 |
677 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN5 |
240 |
704 |
30560 |
-2 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WSHNGTNZN3 |
240 |
705 |
30560 |
-2 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WSHNGTNZN3 |
240 |
706 |
30560 |
-2 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WSHNGTNZN3 |
240 |
760 |
30560 |
0 |
WIRELESS |
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
WSHNGTNZN2 |
240 |
765 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN5 |
240 |
857 |
30560 |
-2 |
LANDLINE |
LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
WSHNGTNZN5 |
240 |
939 |
30560 |
-2 |
LANDLINE |
BANDWIDTH.COM CLEC, LLC - MD |
WSNGTNZN11 |
301 |
202 |
30560 |
-2 |
WIRELESS |
NEW CINGULAR WIRELESS PCS, LLC - DC |
WSHNGTNZN2 |
301 |
265 |
30560 |
-2 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN6 |
301 |
269 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN2 |
301 |
270 |
30560 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN3 |
301 |
403 |
30560 |
-1 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN4 |
301 |
500 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN2 |
301 |
559 |
30560 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN4 |
301 |
623 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSNG236Z13 |
301 |
628 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSHNGTNZN3 |
301 |
634 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSHNGTNZN2 |
301 |
692 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSNGTNZN11 |
301 |
795 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSNGTNZN10 |
301 |
832 |
30560 |
-2 |
LANDLINE |
TELEPORT COMMUNICATIONS AMERICA, LLC - DC |
WSHNGTNZN4 |
301 |
837 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSNG236Z13 |
301 |
853 |
30560 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN4 |
301 |
891 |
30560 |
0 |
LANDLINE |
VERIZON MARYLAND, INC. |
WSHNGTNZN3 |
301 |
945 |
30560 |
0 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSNGTNZN11 |
301 |
955 |
30560 |
-2 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSHNGTNZN4 |
301 |
966 |
30560 |
0 |
LANDLINE |
MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
WSNGTNZN12 |
301 |
981 |
30560 |
-2 |
LANDLINE |
LEVEL 3 TELECOM OF MARYLAND, LLC - MD |
WSHNGTNZN5 |