AT&T Wisconsin — Number Ranges, OCNs & Bulk Identification
How to identify AT&T Wisconsin numbers at scale: operating company numbers (OCNs), state coverage, and line types across 2 analyzed AT&T Wisconsin numbers.
OCNs used by AT&T Wisconsin
Operating Company Numbers (OCNs) identify the carrier behind a number in LRN/LERG data. AT&T Wisconsin numbers map to these OCNs most often:
| OCN | Numbers analyzed |
|---|---|
| 9327 | 2 |
AT&T Wisconsin coverage by state
| State | Numbers analyzed |
|---|---|
| WI | 2 |
AT&T Wisconsin line types
| Line type | Numbers analyzed |
|---|---|
| RBOC | 2 |
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