UPS, USPS Locations in NEWCASTLE, CA

There are a total of 2 UPS, USPS locations in NEWCASTLE, CA. To view maps and directions, operating hours, their phone number, and reviews please select the mailing location you are interested in from the list below.

UPS Locations
Self-Serve Drop Box - UPS
UPS Small Logo
9244 Old State Hwy - 95658
UPS Drop Box
USPS Locations
9241 Old State Hwy Post Office - USPS
USPS Small Logo
9241 OLD STATE HWY - 95658
Post Office