Calliham Post Office View this post on Instagram Another lil' cutie – the Calliham Post Office. • • #thepostalproject #postoffice @uspostalservice #calliham #chokecanyon #traveltexas #homefortheholidays #floridabound A post shared by Sara | RV Travel in the US (@thelonglongroad) on Dec 17, 2019 at 9:48am PST