Using Campus Phones

Placing Calls

Dialing Instruction
AT&T operator Dial 8 + 00
Campus to campus call The University of Dayton uses five-digit dialing. For on-campus calls, use the last 5 digits of 229- and 627- extensions.
Example: 229-1000 = 91000 or 627-1000 = 7100
Calling to campus from off campus To call a University administrative office from off campus, use the 229 prefix. To call a student residence, use the prefix 627.
Directory assistance  (There is a charge for directory assistance calls.) Long distance: dial 8 + 1 + area code + 555-1212
Local: dial 8 + 555-1212
Emergency call from campus phones Dial 911 or Public Safety at 937-229-2121
International calls Dial 8 + 011 + country code + city code + phone number
Local call Dial 8 + phone number
Long distance calls from an unrestricted campus phone: (Any call requiring 8 + 1) Dial 8 + 1 + area code + phone number
Long distance calls from a restricted campus phone (all student phones and some office phones) Dial 66 + your access code (you will hear a dial tone) + 8 + 1 + area code + phone number. If you did not hear a dial tone after your access code, hang up and dial again.
Operator assistance calls through off-campus operators (collect, third number and credit card calls ) Dial 8 + 0 + area code + number
University Operator Dial 0

Phone Charges

Role Service Billing
Faculty/Staff Local, 
Long Distance,
and Voicemail 
All services directly deducted from departmental budgets 
with a monthly journal entry through Controller's Office.


Long Distance

No charge

Monthly itemized statement from Telecom and
total charges on Bursar statement. 

Note: Long distance calls require an authorization code.  Contact the Help Desk to request a code.  Be prepared to show your ID in person or verify some information via phone.  Faculty and staff will be contacted by a technician for billing and user information.  Student authorization codes will be sent via email.  

Phone Manuals

Departmental, faculty and staff phones are selected based on the location of the phone and the role of the user assigned to the phone. The manuals provide guidance on usage of features available for each phone model.

Analog Digital VOIP
9110 (PDF)
2616 (PDF)
3904 (PDF) 
1120E (PDF)
1140E (PDF)

Enhanced Feature Documentation

Feature Documentation
Automatic Call Distribution (ACD) 2616 User Manual