Camera Company Customer Service Numbers

CANON             1-800-OK-Canon

NIKON                          1-800-Nikon-US

OLYMPUS 1-800-622-6372 

PENTAX                       1-800-877-0155

SIGMA                         1-800-896-6858

TAMRON                      1-631-858-8400

TOKINA                        1-800-421-1141