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National Destination Code:443
This is the United States National Destination Code:443 Area Code Database page list. You can click the title to browse the detail information.
Region Code: MD
Region Name
City
Sn from
Sn to
Carrier Name
Number Type
Maryland
Aberdeen
3030000
3030999
GLOBAL CROSSING-MD
G
Maryland
Aberdeen
3031000
3031999
GLOBAL CROSSING-MD
G
Maryland
Aberdeen
3032000
3032999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3033000
3033999
MCI WORLDCOM COMM MD
G
Maryland
Aberdeen
3034000
3034999
GLOBAL CROSSING-MD
G
Maryland
Aberdeen
3035000
3035999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3036000
3036999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3037000
3037999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3038000
3038999
XO MARYLAND LLC
G
Maryland
Aberdeen
3039000
3039999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3270000
3270999
CAVALIER MID-ATL MD
G
Maryland
Aberdeen
3271000
3271999
US LEC OF MD
G
Maryland
Aberdeen
3272000
3272999
XO MARYLAND LLC
G
Maryland
Aberdeen
3273000
3273999
XO MARYLAND LLC
G
Maryland
Aberdeen
3274000
3274999
XO MARYLAND LLC
G
Maryland
Aberdeen
3275000
3275999
XO MARYLAND LLC
G
Maryland
Aberdeen
3276000
3276999
COMCAST PHONE - MD
G
Maryland
Aberdeen
3277000
3277999
COMCAST PHONE - MD
G
Maryland
Aberdeen
3278000
3278999
COMCAST PHONE - MD
G
Maryland
Aberdeen
3279000
3279999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3450000
3450999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3451000
3451999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3452000
3452999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3453000
3453999
XO MARYLAND LLC
G
Maryland
Aberdeen
3454000
3454999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3455000
3455999
LEVEL 3 COMM - MD
G
Maryland
Aberdeen
3456000
3456999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3457000
3457999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3458000
3458999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3459000
3459999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3600000
3600999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3601000
3601999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3602000
3602999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3603000
3603999
BROADVOX-CLEC - MD
G
Maryland
Aberdeen
3604000
3604999
COMCAST PHONE - MD
G
Maryland
Aberdeen
3605000
3605999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
3606000
3606999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3607000
3607999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3608000
3608999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3609000
3609999
TELEPORT COMM AM-MD
G
Maryland
Aberdeen
3740000
3740999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3741000
3741999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3742000
3742999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3743000
3743999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3744000
3744999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3745000
3745999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3746000
3746999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3747000
3747999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3748000
3748999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
3749000
3749999
CAVALIER TEL - MD
G
Maryland
Aberdeen
3950000
3950999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3951000
3951999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3952000
3952999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3953000
3953999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3954000
3954999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3955000
3955999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3956000
3956999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3957000
3957999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3958000
3958999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
3959000
3959999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
4030000
4030999
BROADWING COMM - MD
G
Maryland
Aberdeen
4031000
4031999
BROADWING COMM - MD
G
Maryland
Aberdeen
4032000
4032999
BROADWING COMM - MD
G
Maryland
Aberdeen
4033000
4033999
BROADWING COMM - MD
G
Maryland
Aberdeen
4034000
4034999
XO MARYLAND LLC
G
Maryland
Aberdeen
4035000
4035999
XO MARYLAND LLC
G
Maryland
Aberdeen
4036000
4036999
XO MARYLAND LLC
G
Maryland
Aberdeen
4037000
4037999
XO MARYLAND LLC
G
Maryland
Aberdeen
4038000
4038999
TW TELECOM OF MD
G
Maryland
Aberdeen
4039000
4039999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
5580000
5580999
XO MARYLAND LLC
G
Maryland
Aberdeen
5581000
5581999
PEERLESS NTWK - MD
G
Maryland
Aberdeen
5582000
5582999
XO MARYLAND LLC
G
Maryland
Aberdeen
5583000
5583999
XO MARYLAND LLC
G
Maryland
Aberdeen
5584000
5584999
CTC COMMS CORP. - MD
G
Maryland
Aberdeen
5585000
5585999
VERIZON MARYLAND INC
G
Maryland
Aberdeen
5586000
5586999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
5587000
5587999
XO MARYLAND LLC
G
Maryland
Aberdeen
5588000
5588999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
5589000
5589999
PEERLESS NTWK - MD
G
Maryland
Aberdeen
7070000
7070999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7071000
7071999
LOCAL ACCESS LLC-MD
G
Maryland
Aberdeen
7072000
7072999
BROADVOX-CLEC - MD
G
Maryland
Aberdeen
7073000
7073999
BROADVOX-CLEC - MD
G
Maryland
Aberdeen
7074000
7074999
MCI WORLDCOM COMM MD
G
Maryland
Aberdeen
7075000
7075999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7076000
7076999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7077000
7077999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7078000
7078999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7079000
7079999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7200000
7200999
BANDWIDTH.COM - MD
G
Maryland
Aberdeen
7201000
7201999
XO MARYLAND LLC
G
Maryland
Aberdeen
7202000
7202999
XO MARYLAND LLC
G
Maryland
Aberdeen
7203000
7203999
NEUTRAL TANDEM - MD
G
Maryland
Aberdeen
7204000
7204999
XO MARYLAND LLC
G
Maryland
Aberdeen
7205000
7205999
XO MARYLAND LLC
G
Maryland
Aberdeen
7206000
7206999
XO MARYLAND LLC
G
Maryland
Aberdeen
7207000
7207999
BROADVOX-CLEC - MD
G
Maryland
Aberdeen
7208000
7208999
OMNIPOINT COMM CAP
M
Maryland
Aberdeen
7209000
7209999
OMNIPOINT COMM CAP
M
Page 1
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