Post offices in San Mateo, CA

4 locations. Everything in San Mateo.

• Saint Matthews Station San Mateo Post Office

  Unknown operator

  210 South Ellsworth Avenue
• San Mateo Post Office

  USPS
• Station A San Mateo Post Office

  Unknown operator
  Mon–Fri9:30 am–5 pm
• The UPS Store

  UPS

  204 2nd Avenue