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City Carrier Name:Frederick
This is the United States City Carrier Name:Frederick Area Code Database page list. You can click the title to browse the detail information.
| Region Name | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Maryland | 240 | 3151000 | 3151999 | M |
| Maryland | 240 | 3152000 | 3152999 | M |
| Maryland | 240 | 3670000 | 3670999 | M |
| Maryland | 240 | 3671000 | 3671999 | M |
| Maryland | 240 | 3676000 | 3676999 | M |
| Maryland | 240 | 3677000 | 3677999 | M |
| Maryland | 240 | 3678000 | 3678999 | M |
| Maryland | 240 | 4050000 | 4050999 | M |
| Maryland | 240 | 4053000 | 4053999 | M |
| Maryland | 240 | 4395000 | 4395999 | M |
| Maryland | 240 | 4397000 | 4397999 | M |
| Maryland | 240 | 4405000 | 4405999 | M |
| Maryland | 240 | 4406000 | 4406999 | M |
| Maryland | 240 | 4407000 | 4407999 | M |
| Maryland | 240 | 4408000 | 4408999 | M |
| Maryland | 240 | 4409000 | 4409999 | M |
| Maryland | 240 | 4575000 | 4575999 | M |
| Maryland | 240 | 4576000 | 4576999 | M |
| Maryland | 240 | 4578000 | 4578999 | M |
| Maryland | 240 | 5299000 | 5299999 | M |
| Maryland | 240 | 5668000 | 5668999 | M |
| Maryland | 240 | 5786000 | 5786999 | M |
| Maryland | 240 | 5787000 | 5787999 | M |
| Maryland | 240 | 5788000 | 5788999 | M |
| Maryland | 240 | 5789000 | 5789999 | M |
| Maryland | 240 | 5863000 | 5863999 | M |
| Maryland | 240 | 5864000 | 5864999 | M |
| Maryland | 240 | 5869000 | 5869999 | M |
| Maryland | 240 | 6260000 | 6260999 | M |
| Maryland | 240 | 6261000 | 6261999 | M |
| Maryland | 240 | 6263000 | 6263999 | M |
| Maryland | 240 | 6264000 | 6264999 | M |
| Maryland | 240 | 6265000 | 6265999 | M |
| Maryland | 240 | 6266000 | 6266999 | M |
| Maryland | 240 | 6267000 | 6267999 | M |
| Maryland | 240 | 6268000 | 6268999 | M |
| Maryland | 240 | 6269000 | 6269999 | M |
| Maryland | 240 | 6740000 | 6749999 | M |
| Maryland | 301 | 3050000 | 3059999 | M |
| Maryland | 301 | 3783000 | 3783999 | M |
| Maryland | 301 | 3784000 | 3784999 | M |
| Maryland | 301 | 3785000 | 3785999 | M |
| Maryland | 301 | 3786000 | 3786999 | M |
| Maryland | 301 | 4180000 | 4180999 | M |
| Maryland | 301 | 4181000 | 4181999 | M |
| Maryland | 301 | 4182000 | 4182999 | M |
| Maryland | 301 | 4183000 | 4183999 | M |
| Maryland | 301 | 4184000 | 4184999 | M |
| Maryland | 301 | 4185000 | 4185999 | M |
| Maryland | 301 | 4188000 | 4188999 | M |
| Maryland | 301 | 4730000 | 4730999 | M |
| Maryland | 301 | 4731000 | 4731999 | M |
| Maryland | 301 | 4736000 | 4736999 | M |
| Maryland | 301 | 5240000 | 5249999 | M |
| Maryland | 301 | 7120000 | 7120999 | M |
| Maryland | 301 | 7121000 | 7121999 | M |
| Maryland | 301 | 7122000 | 7122999 | M |
| Maryland | 301 | 7123000 | 7123999 | M |
| Maryland | 301 | 7124000 | 7124999 | M |
| Maryland | 301 | 7480000 | 7489999 | M |
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