306-958 (only reachable from certain carriers outside Canada. Call2 works)

9999 - rec, "You have reached HPR switch SKTNSK0105T, Saskatoon 5, Sasktel. This is a recording. 306-5T."
9998 - rec, "You have reached the Saskatchewan virtual node. SASKSKXN01T (possibly D?). Saskatoon 05."
9997 - rec, "The new area code for the number you are calling is 250. This call cannot be completed. Please hang up and redial using area code 250."
9996 - rec, "There is a problem in completing your call as dialed. Please check the number and dial again. Or call your operator for assistance. This is a recording. 306-5T."
9995 - Same as 9996

1111 - 102-type test

1105 - 105-type test

1113 - rec, "You have dialed a number to which long distance charges apply. Please dial one or zero and the area code before the number you are calling."
1114 - Silence?
1115 - Long silence to busy via SS7
1118 - Sasktel business communication center queue