Numbers that Temporarily Disconnect Phone Service
Many telephone companies maintain telephone numbers which will temporarily disconnect telephone service for testing.
If your NPA is not listed, or the listing does not cover your LATA, try common numbers such as 119 (GTD5 switches) or 511.
NPA Telephone Number Geography Length of disconnection
209 999 Stockton, Fresno, Lodi, CA 100 seconds 281 325 Houston, TX 3 minutes 313 xxx-9994 Ann Arbor, Dearborn, Detroit, MI (Ameritech) 1 minute 314 511 Columbia, Jefferson City, St.Louis, MO 1 minute 404 420 Atlanta, GA 5 minutes 405 953 Enid, Oklahoma City, OK 1 minute 407 511 Orlando, FL (United Telephone) 1 minute 414 958-0013 Fond du Lac, Green Bay, Milwaukee, Racine, WI 1 minute 512 200 Austin, Corpus Christi, TX 1 minute 516 480 Hempstead, Long Island, NY 1 minute 517 xxx-9994 Bay City, Jackson, Lansing, MI (Ameritech) 1 minute 518 958 Albany, NY 1 minute 603 980 NH 614 xxx-9894 Columbus, Steubenville, OH 616 xxx-9994 Battle Creek, Grand Rapids, Kalamazoo, MI (Ameritech) 1 minute 713 325 Houston, TX 3 minutes 805 119 Bakersfield, Santa Barbara, CA 3 minutes 807 211 Thunder Bay, Ontario 3 minutes 810 xxx-9994 Pontiac, Southfield, Troy, MI (Ameritech) 1 minute 832 325 Houston, TX 3 minutes 906 xxx-9994 Marquette, Sault Ste. Marie, MI (Ameritech) 1 minute 919 211 or 511 Durham, NC 10 min – 1 hour
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