The Collaborative International Dictionary of English v.0.48:

Lipans \Li*pans"\ (l[-e]*p[aum]nz"), n. pl.; sing. Lipan
   (l[-e]*p[aum]n"). (Ethnol.)
   A tribe of North American Indians, inhabiting the northern
   part of Mexico. They belong to the Tinneh stock, and are
   closely related to the Apaches.
   [1913 Webster]

U.S. Gazetteer Places (2000):

Lipan, TX -- U.S. city in Texas
   Population (2000):    425
   Housing Units (2000): 204
   Land area (2000):     1.060090 sq. miles (2.745620 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.060090 sq. miles (2.745620 sq. km)
   FIPS code:            42940
   Located within:       Texas (TX), FIPS 48
   Location:             32.518623 N, 98.045294 W
   ZIP Codes (1990):     76462
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Lipan, TX
    Lipan