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City Carrier Name:Naperville
This is the United States City Carrier Name:Naperville 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 |
|---|---|---|---|---|
| Illinois | 331 | 2045000 | 2045999 | G |
| Illinois | 331 | 2132000 | 2132999 | G |
| Illinois | 331 | 2139000 | 2139999 | G |
| Illinois | 331 | 2154000 | 2154999 | G |
| Illinois | 331 | 2157000 | 2157999 | G |
| Illinois | 331 | 3053000 | 3053999 | G |
| Illinois | 331 | 3054000 | 3054999 | G |
| Illinois | 331 | 3055000 | 3055999 | G |
| Illinois | 331 | 3307000 | 3307999 | G |
| Illinois | 331 | 3308000 | 3308999 | G |
| Illinois | 331 | 3309000 | 3309999 | G |
| Illinois | 331 | 3331000 | 3331999 | G |
| Illinois | 331 | 3333000 | 3333999 | G |
| Illinois | 331 | 3338000 | 3338999 | G |
| Illinois | 331 | 4440000 | 4440999 | G |
| Illinois | 331 | 4441000 | 4441999 | G |
| Illinois | 331 | 4442000 | 4442999 | G |
| Illinois | 331 | 4445000 | 4445999 | G |
| Illinois | 331 | 4720000 | 4720999 | G |
| Illinois | 331 | 4727000 | 4727999 | G |
| Illinois | 630 | 6878000 | 6878999 | G |
| Illinois | 630 | 6879000 | 6879999 | G |
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