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City Name:Crystal Lake
This is the United States City Name:Crystal Lake Area Code Database page list. You can click the title to browse the detail information.
| Region Name | National Destination Code | Sn from | Sn to | Carrier Name | Number Type |
|---|---|---|---|---|---|
| Illinois | 815 | 7882000 | 7882999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 7883000 | 7883999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 7884000 | 7884999 | BROADWING COMM - IL | G |
| Illinois | 815 | 7885000 | 7885999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 7886000 | 7886999 | LEVEL 3 COMM - IL | G |
| Illinois | 815 | 7887000 | 7887999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 7888000 | 7888999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 7889000 | 7889999 | AMERITECH ILLINOIS | G |
| Illinois | 815 | 8930000 | 8930999 | COMCAST PHONE-IL | G |
| Illinois | 815 | 8931000 | 8931999 | CHOICE ONE COMM IL | G |
| Illinois | 815 | 8932000 | 8932999 | XO ILLINOIS INC. | G |
| Illinois | 815 | 8933000 | 8933999 | XO ILLINOIS INC. | G |
| Illinois | 815 | 8934000 | 8934999 | AT&T CORP. | V |
| Illinois | 815 | 8935000 | 8935999 | FIRST COMMUNICATIONS | G |
| Illinois | 815 | 8936000 | 8936999 | COMCAST PHONE-IL | G |
| Illinois | 815 | 8937000 | 8937999 | LEVEL 3 COMM - IL | G |
| Illinois | 815 | 8938000 | 8938999 | LEVEL 3 COMM - IL | G |
| Illinois | 815 | 8939000 | 8939999 | BANDWIDTH.COM - IL | G |
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