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Carrier Name
National Destination Code
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Region Name:Maryland
This is the United States Region Name:Maryland Area Code Database page list. You can click the title to browse the detail information.
Region Code: MD
City
National Destination Code
Sn from
Sn to
Carrier Name
Number Type
Aberdeen
410
2720000
2729999
VERIZON MARYLAND INC
G
Aberdeen
410
2730000
2730999
VERIZON MARYLAND INC
G
Aberdeen
410
2731000
2731999
VERIZON MARYLAND INC
G
Aberdeen
410
2732000
2732999
VERIZON MARYLAND INC
G
Aberdeen
410
2733000
2733999
VERIZON MARYLAND INC
G
Aberdeen
410
2734000
2734999
VERIZON MARYLAND INC
G
Aberdeen
410
2735000
2735999
VERIZON MARYLAND INC
G
Aberdeen
410
2736000
2736999
VERIZON MARYLAND INC
G
Aberdeen
410
2737000
2737999
VERIZON MARYLAND INC
G
Aberdeen
410
2738000
2738999
VERIZON MARYLAND INC
G
Aberdeen
410
2739000
2739999
VERIZON MARYLAND INC
G
Aberdeen
410
2780000
2789999
VERIZON MARYLAND INC
G
Aberdeen
410
2970000
2970999
BANDWIDTH.COM - MD
G
Aberdeen
410
2971000
2971999
OMNIPOINT COMM CAP
M
Aberdeen
410
2972000
2972999
VERIZON MARYLAND INC
G
Aberdeen
410
2973000
2973999
VERIZON MARYLAND INC
G
Aberdeen
410
2974000
2974999
VERIZON MARYLAND INC
G
Aberdeen
410
2975000
2975999
VERIZON MARYLAND INC
G
Aberdeen
410
2976000
2976999
VERIZON MARYLAND INC
G
Aberdeen
410
2977000
2977999
BANDWIDTH.COM - MD
G
Aberdeen
410
2978000
2978999
VERIZON MARYLAND INC
G
Aberdeen
410
2979000
2979999
VERIZON MARYLAND INC
G
Aberdeen
410
3060000
3060999
VERIZON MARYLAND INC
G
Aberdeen
410
3061000
3061999
VERIZON MARYLAND INC
G
Aberdeen
410
3062000
3062999
VERIZON MARYLAND INC
G
Aberdeen
410
3063000
3063999
VERIZON MARYLAND INC
G
Aberdeen
410
3064000
3064999
VERIZON MARYLAND INC
G
Aberdeen
410
3065000
3065999
OMNIPOINT COMM CAP
M
Aberdeen
410
3066000
3066999
COMCAST PHONE - MD
G
Aberdeen
410
3067000
3067999
US LEC OF MD
G
Aberdeen
410
3068000
3068999
VERIZON MARYLAND INC
G
Aberdeen
410
3069000
3069999
ATX TELECOMM SVCS
G
Aberdeen
443
3030000
3030999
GLOBAL CROSSING-MD
G
Aberdeen
443
3031000
3031999
GLOBAL CROSSING-MD
G
Aberdeen
443
3032000
3032999
LEVEL 3 COMM - MD
G
Aberdeen
443
3033000
3033999
MCI WORLDCOM COMM MD
G
Aberdeen
443
3034000
3034999
GLOBAL CROSSING-MD
G
Aberdeen
443
3035000
3035999
LEVEL 3 COMM - MD
G
Aberdeen
443
3036000
3036999
OMNIPOINT COMM CAP
M
Aberdeen
443
3037000
3037999
OMNIPOINT COMM CAP
M
Aberdeen
443
3038000
3038999
XO MARYLAND LLC
G
Aberdeen
443
3039000
3039999
OMNIPOINT COMM CAP
M
Aberdeen
443
3270000
3270999
CAVALIER MID-ATL MD
G
Aberdeen
443
3271000
3271999
US LEC OF MD
G
Aberdeen
443
3272000
3272999
XO MARYLAND LLC
G
Aberdeen
443
3273000
3273999
XO MARYLAND LLC
G
Aberdeen
443
3274000
3274999
XO MARYLAND LLC
G
Aberdeen
443
3275000
3275999
XO MARYLAND LLC
G
Aberdeen
443
3276000
3276999
COMCAST PHONE - MD
G
Aberdeen
443
3277000
3277999
COMCAST PHONE - MD
G
Aberdeen
443
3278000
3278999
COMCAST PHONE - MD
G
Aberdeen
443
3279000
3279999
BANDWIDTH.COM - MD
G
Aberdeen
443
3450000
3450999
BANDWIDTH.COM - MD
G
Aberdeen
443
3451000
3451999
LEVEL 3 COMM - MD
G
Aberdeen
443
3452000
3452999
LEVEL 3 COMM - MD
G
Aberdeen
443
3453000
3453999
XO MARYLAND LLC
G
Aberdeen
443
3454000
3454999
LEVEL 3 COMM - MD
G
Aberdeen
443
3455000
3455999
LEVEL 3 COMM - MD
G
Aberdeen
443
3456000
3456999
OMNIPOINT COMM CAP
M
Aberdeen
443
3457000
3457999
OMNIPOINT COMM CAP
M
Aberdeen
443
3458000
3458999
BANDWIDTH.COM - MD
G
Aberdeen
443
3459000
3459999
BANDWIDTH.COM - MD
G
Aberdeen
443
3600000
3600999
BANDWIDTH.COM - MD
G
Aberdeen
443
3601000
3601999
OMNIPOINT COMM CAP
M
Aberdeen
443
3602000
3602999
OMNIPOINT COMM CAP
M
Aberdeen
443
3603000
3603999
BROADVOX-CLEC - MD
G
Aberdeen
443
3604000
3604999
COMCAST PHONE - MD
G
Aberdeen
443
3605000
3605999
BANDWIDTH.COM - MD
G
Aberdeen
443
3606000
3606999
VERIZON MARYLAND INC
G
Aberdeen
443
3607000
3607999
OMNIPOINT COMM CAP
M
Aberdeen
443
3608000
3608999
OMNIPOINT COMM CAP
M
Aberdeen
443
3609000
3609999
TELEPORT COMM AM-MD
G
Aberdeen
443
3740000
3740999
CAVALIER TEL - MD
G
Aberdeen
443
3741000
3741999
CAVALIER TEL - MD
G
Aberdeen
443
3742000
3742999
CAVALIER TEL - MD
G
Aberdeen
443
3743000
3743999
CAVALIER TEL - MD
G
Aberdeen
443
3744000
3744999
CAVALIER TEL - MD
G
Aberdeen
443
3745000
3745999
CAVALIER TEL - MD
G
Aberdeen
443
3746000
3746999
CAVALIER TEL - MD
G
Aberdeen
443
3747000
3747999
OMNIPOINT COMM CAP
M
Aberdeen
443
3748000
3748999
OMNIPOINT COMM CAP
M
Aberdeen
443
3749000
3749999
CAVALIER TEL - MD
G
Aberdeen
443
3950000
3950999
VERIZON MARYLAND INC
G
Aberdeen
443
3951000
3951999
VERIZON MARYLAND INC
G
Aberdeen
443
3952000
3952999
VERIZON MARYLAND INC
G
Aberdeen
443
3953000
3953999
VERIZON MARYLAND INC
G
Aberdeen
443
3954000
3954999
VERIZON MARYLAND INC
G
Aberdeen
443
3955000
3955999
VERIZON MARYLAND INC
G
Aberdeen
443
3956000
3956999
VERIZON MARYLAND INC
G
Aberdeen
443
3957000
3957999
VERIZON MARYLAND INC
G
Aberdeen
443
3958000
3958999
VERIZON MARYLAND INC
G
Aberdeen
443
3959000
3959999
VERIZON MARYLAND INC
G
Aberdeen
443
4030000
4030999
BROADWING COMM - MD
G
Aberdeen
443
4031000
4031999
BROADWING COMM - MD
G
Aberdeen
443
4032000
4032999
BROADWING COMM - MD
G
Aberdeen
443
4033000
4033999
BROADWING COMM - MD
G
Aberdeen
443
4034000
4034999
XO MARYLAND LLC
G
Aberdeen
443
4035000
4035999
XO MARYLAND LLC
G
Aberdeen
443
4036000
4036999
XO MARYLAND LLC
G
Aberdeen
443
4037000
4037999
XO MARYLAND LLC
G
Page 1
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