Here are a bunch of numbers that have some interesting subjects on the other 
end of the line.  They are all voice numbers, so don't call with your modem!  
Here goes:

Joke numbers
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Dial-a-Smile.............505-988-4000
Dial-a-Smile.............918-749-6611
Dial-a-Spazz.............415-388-6633
Be Funny!................212-338-5665
Dial-a-Crazy.............312-528-4471
Smile-a-Phone............415-982-8778
The Machine..............213-833-3339
Use Your Finger *X-Rated*516-922-9463

Stories
#######

Dial-a-Story.............205-324-9944
Dial-a-Story.............602-326-1126
Dial-a-Story.............501-661-1132
Dial-a-Story.............502-774-8409
International Story Line.617-864-8819

Poetry
######

Dial-a-Verse.............305-443-6600
Phone-a-Poem.............617-492-1144

Feel Better Messages
####################

Dial-a-Spiritual-Lift-Up...303-781-2880
Dial-a-Life-For-a-Living...312-332-6080
Dial-For-Courage...........503-224-1143
Dial-an-answer.............303-443-2275
Dial-a-Care-Thought........303-321-7300

Animal Lines
############

Dial-a-Bird................518-377-9600
Voice of Audubon...........617-259-8805

Health Stuff
############

Dial-a-Puff....................615-329-9099
Dial-a-Puff....................901-276-8003
Dial-a-Bottle..................416-447-1188
Dial-a-Hearing-Test............516-369-1313
Dial-a-Hearing-Test............415-776-1291
Dial-Your-Doctor...............416-492-4713
Dial-New-Trition...............202-986-9116

Philosophy
##########

Dial-a-Thought.................313-345-5070
Dial-a-Thought.................314-544-3311
Dial-a-Thought.................415-731-7710
Dial-a-Tape....................412-935-3333
Dial-a-Message.................202-568-8580
Dial-a-New-Idea................604-733-8814
Freekyfone.....................213-993-3466
The Alternative................714-891-1267

Bizarre Stuff
#############

Dial-a-Phenomenon...............203-357-2000
Earth and Space Report..........617-491-1497


Porno Phone
###########
Porn Phone............area codes:.914,516,212,718
......................numbers:....976-2626
..................................976-2727
..................................976-2828

Party Line
##########

Dial-a-Stranger.................415-461-7571

Comment Lines
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Dial-ogue.......................203-232-3107
Feedback........................213-765-6000
......Input your message here...213-765-5050
Montage.........................213-660-2000
......Input your message here...213-660-2800
San Diego Comment Line..........714-692-1000