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City Carrier Name:Williamsport
This is the United States City Carrier Name:Williamsport 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 |
|---|---|---|---|---|
| Pennsylvania | 570 | 3605000 | 3605999 | G |
| Pennsylvania | 570 | 3608000 | 3608999 | G |
| Pennsylvania | 570 | 3609000 | 3609999 | G |
| Pennsylvania | 570 | 5055000 | 5055999 | G |
| Pennsylvania | 570 | 5606000 | 5606999 | G |
| Pennsylvania | 570 | 6661000 | 6661999 | G |
| Pennsylvania | 570 | 9791000 | 9791999 | G |
| Pennsylvania | 570 | 9801000 | 9801999 | G |
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