Telephone Campus Extensions
The following are the full dialing patterns for all 5-digit extentions used on OSU campuses.
| Location | 5-Digit Extention | Full Number |
| Columbus (Main) Campus: | 2-xxxx | 614-292-xxxx |
| 7-xxxx | 614-247-xxxx | |
| 8-xxxx | 614-688-xxxx | |
| 4-xxxx | 614-514-xxxx (cannot dial from off campus) |
|
| Hospital (Main) Campus | 3-xxxx | 614-293-xxxx |
| 6-xxxx | 614-006-xxxx (cannot dial from off campus) |
|
| Marion Campus: | 5-xxxx | 740-725-xxxx |
| Mansfield Campus: | 7-xxxx | 419-747-xxxx |
| Newark Campus: | 4-xxxx | 740-364-xxxx |
| Wooster Campus: | 7-xxxx | 330-287-xxxx |
Notice that many 5-digit dialing patterns are used on multiple campuses. For instance, 7-xxxx is used on the Columbus, Mansfield, and Wooster campuses. The 4-xxxx dialing pattern is used on the Columbus and Newark campuses, however all 4-xxxx numbers on Columbus campus cannot be dialed from off campus. This is also true for 6-xxxx numbers within the main hospital.
See the following links for more dialing instructions:
Current Record: 2704
Create Date: 09-08-2005
Last Reviewed: 10-25-2007
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