Faculty and staff have 3 digit extensions in the range 100-399. You can use the LDAP Directory on the phone to search for extensions of faculty and staff, or use the phone link on portal
Classrooms are all 4 digit extensions:
Calls to the exchanges below are considered to be local. All phones are allowed to place local calls. To place a local call dial 9 followed by the 7 digit number. (9 XXX XXXX)
Long distance calls are only allowed on faculty and staff phones. Phones in common areas or classrooms cannot place long distance calls. No long distance access codes are needed. To place a long distance call dial 9 then 1 followed by the area code and 7 digit number. (9 1 XXX XXX XXXX)