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City Carrier Name:Humboldt
This is the United States City Carrier Name:Humboldt 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 |
|---|---|---|---|---|
| Iowa | 515 | 3320000 | 3320999 | M |
| Iowa | 515 | 8900000 | 8900999 | M |
| Iowa | 515 | 8901000 | 8901999 | M |
| Iowa | 515 | 8902000 | 8902999 | M |
| Iowa | 515 | 8903000 | 8903999 | M |
| Iowa | 515 | 8904000 | 8904999 | M |
| Iowa | 515 | 8907000 | 8907999 | M |
| Iowa | 515 | 8908000 | 8908999 | M |
| Iowa | 515 | 8909000 | 8909999 | M |
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