User's Guide Modem 56

AT Commands
Page 199
V.25BIS - CRS Dial Stored Number
Your modem allows you to store phone numbers in non-volatile memory. The basic form of the
CRS command is:
CRS n
where n is the stored phone number you wish to dial.
For example:
To dial stored phone number one:
Type: CRS 1 <E>
Refer to your Modem Commands for details of how many phone numbers may be
stored in your modem.
Options
CRS 4 Dial stored phone number four
See Also
PRN command Store Phone Number