covert@COVERT.DEC.COM (John R. Covert) (08/03/86)
The Colorado Springs LATA will be leaving 303 and moving into a new area code, 719, some time in 1988. This leaves only 407, 708, 908, and 909 vacant. Chicago (312) is expected to split fairly soon; it will probably be 708 or 909, since 407 and 908 are valid NXXs within 312. /john